1,652 results on '"Castelnuovo, P."'
Search Results
52. Survival and predictors of mortality after completion of TB treatment among people living with HIV: a 5-year analytical cohort
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Lumu, Ivan, Musaazi, Joseph, Semeere, Aggrey, Handel, Ian, and Castelnuovo, Barbara
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- 2023
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53. What drives patients’ acceptance of Digital Therapeutics? Establishing a new framework to measure the interplay between rational and institutional factors
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Carrera, Alessandro, Zoccarato, Francesca, Mazzeo, Margherita, Lettieri, Emanuele, Toletti, Giovanni, Bertoli, Simona, Castelnuovo, Gianluca, and Fresa, Emanuele
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- 2023
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54. Relating CYP2B6 genotype and efavirenz resistance among post-partum women living with HIV with high viremia in Uganda: a nested cross-sectional study
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Buzibye, Allan, Wools-Kaloustian, Kara, Olagunju, Adeniyi, Twinomuhwezi, Ellon, Yiannoutsos, Constantin, Owen, Andrew, Neary, Megan, Matovu, Joshua, Banturaki, Grace, Castelnuovo, Barbara, Lamorde, Mohammed, Khoo, Saye, Waitt, Catriona, and Kiragga, Agnes
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- 2023
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55. Pharmacokinetics of drugs used to treat drug sensitive-tuberculosis in breastfeeding mother-infant pairs: An observational pharmacokinetic study [version 3; peer review: 1 approved, 2 approved with reservations]
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Ritah Nakijoba, Simon Peter Asiimwe, Catriona Waitt, Francis Williams Ojara, Jovia C. Tabwenda, Aida Nakayiwa Kawuma, Christine Turyamureba, Jacqueline Kyeyune, Johnson Magoola, Allan Buzibye, and Barbara Castelnuovo
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Tuberculosis ,breastmilk pharmacokinetics ,Africa ,lactation ,eng ,Medicine ,Science - Abstract
Background Globally, more than half of women take medicines whilst breastfeeding. Data concerning the exposure of the breastfed infant to drugs and any related risks are sparce. Lactation studies are only rarely performed close to licensing for medicines anticipated to be widely used in women of childbearing age. Medicines taken by breastfeeding mothers on tuberculosis (TB) treatment can be transferred to the breastfed infant. Potential effects of anti-tuberculosis medicines on nursing infants are not well understood. Similarly, women face mental health challenges while taking medications, including postpartum depression, hence the need to assess the psychological behavior of a breastfeeding woman. Potential risks are the development of adverse drug effects in the breastfed infant and selection for resistance, whereas potential benefits might include exposure to potentially prophylactic concentrations of the drug. Pharmacokinetic studies are therefore necessary to understand this situation fully. Methods This study will enroll 20 mothers receiving first-line anti-tuberculosis medicines, together with their breastfed infants, with the aim of characterizing the breastmilk transfer of the medicines from the mother to the infants. Samples of maternal blood, breastmilk, and breastfeeding infant’s blood will be obtained at specific time points for bioanalysis of drug concentrations. Pharmacokinetic data will be analyzed using a population pharmacokinetic approach. Additionally, the study will assess the psychological status of breastfeeding women and the well-being of their infants. Maternal depression is linked to long-term negative consequences for the infant’s physiological regulation, poor growth-promoting setting for the infants, and inappropriate interactive conduct, characterized by low compassion, constrained range of emotional expression, and varying provision of the infant’s budding engagement. Conclusions This study will provide the first systematic characterization of mother-to-infant transfer of first-line anti-tuberculosis medicines through breast milk. A mathematical pharmacokinetics model characterizing plasma-to-breastmilk transfer of rifampicin, isoniazid, ethambutol, and pyrazinamide will be developed and used to characterize infant exposure through breast milk. Our findings will contribute towards treatment optimization in breastfeeding and provide a framework to foster other lactation pharmacokinetic studies.
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- 2024
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56. Clinical outcomes and bacterial characteristics of carbapenem-resistant Klebsiella pneumoniae complex among patients from different global regions (CRACKLE-2): a prospective, multicentre, cohort study
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Wang, Minggui, Earley, Michelle, Chen, Liang, Hanson, Blake M, Yu, Yunsong, Liu, Zhengyin, Salcedo, Soraya, Cober, Eric, Li, Lanjuan, Kanj, Souha S, Gao, Hainv, Munita, Jose M, Ordoñez, Karen, Weston, Greg, Satlin, Michael J, Valderrama-Beltrán, Sandra L, Marimuthu, Kalisvar, Stryjewski, Martin E, Komarow, Lauren, Luterbach, Courtney, Marshall, Steve H, Rudin, Susan D, Manca, Claudia, Paterson, David L, Reyes, Jinnethe, Villegas, Maria V, Evans, Scott, Hill, Carol, Arias, Rebekka, Baum, Keri, Fries, Bettina C, Doi, Yohei, Patel, Robin, Kreiswirth, Barry N, Bonomo, Robert A, Chambers, Henry F, Fowler, Vance G, Arias, Cesar A, van Duin, David, Investigators, Multi-Drug Resistant Organism Network, Abbo, Lilian M, Anderson, Deverick J, Chew, Kean Lee, Cross, Heather R, De, Partha Pratim, Desai, Samit, Dhar, Sorabh, Di Castelnuovo, Valentina, Diaz, Lorena, Dinh, AN Q, Eilertson, Brandon, Evans, Beth, Garcia-Diaz, Julia, Garner, Omai B, Greenwood-Quaintance, Kerryl, Hanson, Blake, Herc, Erica, Jacob, Jesse T, Jiang, Jianping, Kalayjian, Robert C, Kaye, Keith S, Kim, Angela, Lauterbach, Courtney, Marshall, Steven H, McCarty, Todd, Munita, Jose, Ng, Oon Tek, Gutierrez, Jose Millan Oñate, Peleg, Anton, Salata, Robert A, Schmidt-Malan, Suzannah, and Smitasin, Nares
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Pneumonia & Influenza ,Lung ,Clinical Research ,Pneumonia ,Infectious Diseases ,Infection ,Good Health and Well Being ,Anti-Bacterial Agents ,Bacteremia ,Carbapenem-Resistant Enterobacteriaceae ,Carbapenems ,Cohort Studies ,Humans ,Klebsiella Infections ,Klebsiella pneumoniae ,Prospective Studies ,Respiratory Sounds ,Multi-Drug Resistant Organism Network Investigators ,Clinical Sciences ,Medical Microbiology ,Public Health and Health Services ,Microbiology - Abstract
BackgroundCarbapenem-resistant Klebsiella pneumoniae (CRKP) is a global threat. We therefore analysed the bacterial characteristics of CRKP infections and the clinical outcomes of patients with CRKP infections across different countries.MethodsIn this prospective, multicentre, cohort study (CRACKLE-2), hospitalised patients with cultures positive for CRKP were recruited from 71 hospitals in Argentina, Australia, Chile, China, Colombia, Lebanon, Singapore, and the USA. The first culture positive for CRKP was included for each unique patient. Clinical data on post-hospitalisation death and readmission were collected from health records, and whole genome sequencing was done on all isolates. The primary outcome was a desirability of outcome ranking at 30 days after the index culture, and, along with bacterial characteristics and 30-day all-cause mortality (a key secondary outcome), was compared between patients from China, South America, and the USA. The desirability of outcome ranking was adjusted for location before admission, Charlson comorbidity index, age at culture, Pitt bacteremia score, and anatomical culture source through inverse probability weighting; mortality was adjusted for the same confounders, plus region where relevant, through multivariable logistic regression. This study is registered at ClinicalTrials.gov, NCT03646227, and is complete.FindingsBetween June 13, 2017, and Nov 30, 2018, 991 patients were enrolled, of whom 502 (51%) met the criteria for CRKP infection and 489 (49%) had positive cultures that were considered colonisation. We observed little intra-country genetic variation in CRKP. Infected patients from the USA were more acutely ill than were patients from China or South America (median Pitt bacteremia score 3 [IQR 2-6] vs 2 [0-4] vs 2 [0-4]) and had more comorbidities (median Charlson comorbidity index 3 [IQR 2-5] vs 1 [0-3] vs 1 [0-2]). Adjusted desirability of outcome ranking outcomes were similar in infected patients from China (n=246), South America (n=109), and the USA (n=130); the estimates were 53% (95% CI 42-65) for China versus South America, 50% (41-61) for the USA versus China, and 53% (41-66) for the USA versus South America. In patients with CRKP infections, unadjusted 30-day mortality was lower in China (12%, 95% CI 8-16; 29 of 246) than in the USA (23%, 16-30; 30 of 130) and South America (28%, 20-37; 31 of 109). Adjusted 30-day all-cause mortality was higher in South America than in China (adjusted odds ratio [aOR] 4·82, 95% CI 2·22-10·50) and the USA (aOR 3·34, 1·50-7·47), with the mortality difference between the USA and China no longer being significant (aOR 1·44, 0·70-2·96).InterpretationGlobal CRKP epidemics have important regional differences in patients' baseline characteristics and clinical outcomes, and in bacterial characteristics. Research findings from one region might not be generalisable to other regions.FundingThe National Institutes of Health.
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- 2022
57. Should dolutegravir always be withheld in people with HIV on dolutegravir with incident diabetes mellitus? a case report
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Frank Mulindwa, Barbara Castelnuovo, Nele Brusselaers, Robert Bollinger, George Yendewa, Willington Amutuhaire, Claudine Mukashaka, and Jean-Marc Schwarz
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HIV ,Integrase inhibitors ,Dolutegravir ,Accelerated hyperglycemia ,Type 2 Diabetes Mellitus ,Infectious and parasitic diseases ,RC109-216 - Abstract
Abstract Dolutegravir (DTG), an integrase strand transfer inhibitor is currently the recommended first and second line anti-retroviral therapy (ART) anchor agent by the World Health Organization due to its favorable side effect profile, high efficacy and genetic barrier to resistance. Despite its very good side effect profile, there have been multiple case reports of ART experienced patients developing hyperglycemia within weeks to a few months after switching to DTG preceded by weight loss. At population level, however, DTG as well as other integrase inhibitors have been demonstrated to have a reduced risk of incident diabetes mellitus (T2DM) compared to other HIV drug classes. Following multiple similar reports of accelerated hyperglycemia in Uganda during the first pilot year of DTG use, the Uganda Ministry of Health recommended withholding dolutegravir in all patients who develop diabetes. Whether this recommendation should be applied to all patients with incident T2DM remains to be demonstrated. We present a clinical case of an HIV positive ART naïve man who was diagnosed with T2DM after 36 weeks on DTG. We describe changes in blood glucose, glycated hemoglobin, insulin resistance and pancreatic beta cell function before and after withholding DTG. We demonstrated that he was phenotypically different from the reported cases of accelerated hyperglycemia and he continued to have worsening insulin resistance despite withholding DTG. His blood glucose improved with dietary T2DM management. It is possible he had an inherent risk of developing T2DM independent of his exposure to DTG. This put in question whether DTG should universally be withheld in PLHIV with incident T2DM in Uganda.
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- 2023
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58. Short-term effects of a multidisciplinary inpatient intensive rehabilitation treatment on body image in anorexia nervosa
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Federico Brusa, Federica Scarpina, Ilaria Bastoni, Valentina Villa, Gianluca Castelnuovo, Emanuela Apicella, Sandra Savino, and Leonardo Mendolicchio
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Anorexia nervosa ,Psychopathology ,Psychological treatment ,Body image ,Psychiatry ,RC435-571 - Abstract
Abstract Background Positive changes in weight gain and eating pathology were reported after inpatient treatments for anorexia nervosa (AN). However, changes in the physical body do not always mirror changes in the imagined body. Here, the effect of a treatment focused on body image (BI) was described. Methods This retrospective observational study had a quasi-experimental pre-post design without the control group. During the treatment, participants (N = 72) undertake a variety of activities focused on BI. The main outcome was tested through the Body Uneasiness Test. Results At the end of the treatment, BI uneasiness decreased with a significant increase in weight gain. Conclusion This study highlights the positive short-term effect of a multidisciplinary inpatient intensive rehabilitation treatment on BI in AN. We encourage to design of psychological treatments focusing on the cognitive and emotional bodily representation (i.e. the body in the mind) to increase physical well-being.
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- 2023
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59. Dolutegravir use over 48 weeks is not associated with worsening insulin resistance and pancreatic beta cell function in a cohort of HIV-infected Ugandan adults
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Frank Mulindwa, Barbara Castelnuovo, Nele Brusselaers, Martin Nabwana, Robert Bollinger, Allan Buzibye, Eva Laker Agnes Odongpiny, Ronald Kiguba, and Jean-Marc Schwarz
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Dolutegravir ,Insulin resistance ,Pancreatic beta cell function ,HOMA ,Type 2 diabetes Mellitus ,Immunologic diseases. Allergy ,RC581-607 - Abstract
Abstract Background The Uganda Ministry of Health issued restrictive guidelines on the use of dolutegravir (DTG) in persons stratified to have a heightened risk of diabetes mellitus. This followed multiple reports of persons with HIV (PWH) presenting with accelerated hyperglycemia after a few weeks to months of exposure to DTG. Having demonstrated a low incidence of diabetes mellitus and improving blood glucose trajectories in a cohort of ART naïve Ugandan PWH on DTG, we sought to determine whether the observed improvement in blood glucose did not mask background compensated insulin resistance. Methods In this analysis, 63 patients underwent serial oral glucose tolerance tests over 48 weeks. Using fasting serum insulin and glucose, we calculated insulin resistance and pancreatic beta cell function by homeostatic modelling (HOMA IR and HOMA%β respectively). Absolute mean changes between baseline and post-baseline blood glucose, pancreatic beta cell function and insulin resistance were computed by subtracting each post-baseline value from the baseline value and compared using student t-test. Multiple linear regression models were used to determine the factors associated with changes in pancreatic beta cell function and insulin resistance. Results Of the 63 participants, 37 (58%) were female. Median age was 31 (IQR: 28–37). Despite a trend towards an initial increase in both HOMA IR and HOMA%β at 12 weeks followed by a decline through 36 weeks to 48 weeks, the HOMA IR and HOMA%β at 48 weeks were not significantly different from baseline i.e. (difference in mean HOMA IR from baseline: 0.14, 95%CI: -0.46, 0.733, p = 0.648) and (difference in mean HOMA %β from baseline: 6.7, 95%CI: -13.4, 26.8, p = 0.506) respectively. Conclusion We demonstrated insignificant changes in both insulin resistance and pancreatic beta cell function in clinically stable young adult Ugandan PWH on dolutegravir for 48 weeks. We add to the body of evidence demonstrating glucose metabolic safety of dolutegravir in ART naïve patients. Ugandan guidelines should reconsider restricting DTG initiation in ART naive adults at high risk for diabetes.
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- 2023
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60. Drinking alcohol in moderation is associated with lower rate of all-cause mortality in individuals with higher rather than lower educational level: findings from the MORGAM project
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Di Castelnuovo, Augusto, Bonaccio, Marialaura, Costanzo, Simona, McElduff, Patrick, Linneberg, Allen, Salomaa, Veikko, Männistö, Satu, Ferrières, Jean, Dallongeville, Jean, Thorand, Barbara, Brenner, Hermann, Ferrario, Marco, Veronesi, Giovanni, Tamosiunas, Abdonas, Grimsgaard, Sameline, Drygas, Wojciech, Malyutina, Sofia, Söderberg, Stefan, Nordendahl, Maria, Kee, Frank, Grassi, Guido, Dabboura, Salim, Borchini, Rossana, Westermann, Dirk, Schrage, Benedikt, Zeller, Tanja, Kuulasmaa, Kari, Blankenberg, Stefan, Donati, Maria Benedetta, Iacoviello, Licia, and de Gaetano, Giovanni
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- 2023
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61. Association between BMI, RFM and mortality and potential mediators: Prospective findings from the Moli-sani study
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Ghulam, Anwal, Gianfagna, Francesco, Bonaccio, Marialaura, Costanzo, Simona, Di Castelnuovo, Augusto, De Curtis, Amalia, Gialluisi, Alessandro, Cerletti, Chiara, Donati, Maria Benedetta, de Gaetano, Giovanni, and Iacoviello, Licia
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- 2023
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62. Clinical and oncological outcomes in single-stage versus staged surgery for pediatric craniopharyngiomas: a multicenter retrospective study
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Agresta, G., Campione, A., Veiceschi, P., Gallo, D., Agosti, E., Massimi, L., Piatelli, G., Consales, A., Linsler, S., Oertel, J., Pozzi, F., Tanda, M. L., Castelnuovo, P., and Locatelli, D.
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- 2023
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63. Adherence monitoring methods to measure virological failure in people living with HIV on long-term antiretroviral therapy in Uganda
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Okoboi, Stephen, Musaazi, Joseph, King, Rachel, Lippman, Sheri A, Kambugu, Andrew, Mujugira, Andrew, Izudi, Jonathan, Parkes-Ratanshi, Rosalind, Kiragga, Agnes N, and Castelnuovo, Barbara
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Biomedical and Clinical Sciences ,Public Health ,Health Sciences ,Mental Health ,HIV/AIDS ,Infectious Diseases ,Prevention ,Clinical Research ,Infection - Abstract
Appointment keeping and self-report within 7-day or and 30-days recall periods are non-objective measures of antiretroviral treatment (ART) adherence. We assessed incidence of virological failure (VF), predictive performance and associations of these adherence measures with VF among adults on long-term ART. Data for persons initiated on ART between April 2004 and April 2005, enrolled in a long-term ART cohort at 10-years on ART (baseline) and followed until December 2021 was analyzed. VF was defined as two consecutives viral loads ≥1000 copies/ml at least within 3-months after enhanced adherence counselling. We estimated VF incidence using Kaplan-Meier and Cox-proportional hazards regression for associations between each adherence measure (analyzed as time-dependent annual values) and VF. The predictive performance of appointment keeping and self-reporting for identifying VF was assessed using receiver operating characteristic curves and reported as area under the curve (AUC). We included 900 of 1,000 participants without VF at baseline: median age was 47 years (Interquartile range: 41-51), 60% were women and 88% were virally suppressed. ART adherence was ≥95% for all three adherence measures. Twenty-one VF cases were observed with an incidence rate of 4.37 per 1000 person-years and incidence risk of 2.4% (95% CI: 1.6%-3.7%) over the 5-years of follow-up. Only 30-day self-report measure was associated with lower risk of VF, adjusted hazard ratio (aHR) = 0.14, 95% CI:0.05-0.37). Baseline CD4 count ≥200cells/ml was associated with lower VF for all adherence measures. The 30-day self-report measure demonstrated the highest predictive performance for VF (AUC = 0.751) compared to appointment keeping (AUC = 0.674), and 7-day self-report (AUC = 0.687). The incidence of virological failure in this study cohort was low. Whilst 30- day self-report was predictive, appointment keeping and 7-day self-reported adherence measures had low predictive performance in identifying VF. Viral load monitoring remains the gold standard for adherence monitoring and confirming HIV treatment response.
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- 2022
64. Perceptions and Attitudes Toward an Interactive Voice Response Tool (Call for Life Uganda) Providing Adherence Support and Health Information to HIV-Positive Ugandans: Qualitative Study
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Kajubi, Phoebe, Parkes-Ratanshi, Rosalind, Twimukye, Adelline, Naggirinya, Agnes Bwanika, Nabaggala, Maria Sarah, Kiragga, Agnes, Castelnuovo, Barbara, and King, Rachel
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Health Services and Systems ,Public Health ,Health Sciences ,Infectious Diseases ,Prevention ,Patient Safety ,Behavioral and Social Science ,Clinical Research ,HIV/AIDS ,7.1 Individual care needs ,Management of diseases and conditions ,Infection ,Good Health and Well Being ,mobile health ,mHealth ,mobile communication technologies ,people living with HIV ,antiretroviral therapy ,quality of life ,Uganda ,Biomedical and clinical sciences ,Health sciences - Abstract
BackgroundThe continuing decline in AIDS-related deaths in the African region is largely driven by the steady scale-up of antiretroviral therapy. However, there are challenges to retaining people living with HIV on treatment. Call for Life Uganda (CFLU) is an interactive voice response tool using simple analogue phones. CFLU supports patients with daily pill reminders, preappointment reminders, symptom reporting and management, and weekly health promotion tips. Mobile health tools are being increasingly used in resource-limited settings but are often adopted without rigorous evaluation.ObjectiveThis qualitative study conducted at 12 months after enrollment assessed patients' experiences, perceptions, and attitudes regarding CLFU.MethodsWe conducted a qualitative substudy within an open-label randomized controlled trial titled "Improving outcomes in HIV patients using mobile phone based interactive software support." Data were collected through 6 focus group discussions with participants sampled based on proportion of calls responded to-50%-conducted at the Infectious Diseases Institute, Mulago, and the Kasangati Health Centre IV. NVivo (version 11; QSR International) was used in the management of the data and in the coding of the emerging themes. The data were then analyzed using content thematic analysis.ResultsThere was consensus across all groups that they had more positive than negative experiences with the CFLU system. Participants who responded to >50% of the calls reported more frequent use of the specific elements of the CFLU tool and, consequently, experienced more benefits from the system than those who responded to calls less frequently. Irrespective of calls responded to, participants identified pill reminders as the most important aspect in improved quality of life, followed by health promotion tips. The most common challenge faced was difficulty with the secret personal identification number.ConclusionsFindings showed participants' appreciation, high willingness, and interest in the intervention, CFLU, that demonstrated great perceived potential to improve their access to health care; adherence to treatment; health awareness; and, consequently, quality of life.Trial registrationClinicalTrials.gov NCT02953080; https://clinicaltrials.gov/ct2/show/NCT02953080.
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- 2022
65. COVID-19 vaccine acceptability, and uptake among people living with HIV in Uganda
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Muhindo, Richard, Okoboi, Stephen, Kiragga, Agnes, King, Rachel, Arinaitwe, Walter Joseph, and Castelnuovo, Barbara
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Public Health ,Biomedical and Clinical Sciences ,Clinical Sciences ,Health Sciences ,Clinical Trials and Supportive Activities ,HIV/AIDS ,Immunization ,Vaccine Related ,Prevention ,Clinical Research ,Prevention of disease and conditions ,and promotion of well-being ,3.4 Vaccines ,Infection ,Good Health and Well Being ,Male ,Female ,Humans ,Adolescent ,Adult ,COVID-19 Vaccines ,COVID-19 ,Uganda ,Cross-Sectional Studies ,Surveys and Questionnaires ,HIV Infections ,General Science & Technology - Abstract
BackgroundDespite being a priority population for COVID-19 vaccination, limited data are available regarding acceptability of COVID-19 vaccines among people living with HIV (PLWH) in Sub-Saharan Africa. We described COVID-19 vaccine acceptability and factors associated with vaccine acceptability among PLWH in Uganda.MethodsThis was a cross-sectional study conducted among PLWH, aged ≥18 years, enrolled participants who were seeking HIV care from six purposely selected accredited ART clinics in Kampala. We obtained data on vaccine acceptability defined as willingness to accept any of the available COVID-19 vaccines using interviewer-administered questionnaires. In addition, we assessed vaccination status, complacency regarding COVID-19 disease, vaccine confidence, and vaccine convenience. Factors associated with COVID-19 vaccine acceptability were evaluated using modified Poisson regression with robust standard errors.ResultsWe enrolled 767 participants of whom 485 (63%) were women. The median age was 33 years [interquartile range (IQR) 28-40] for women and 40 years [IQR], (34-47) for men. Of the respondents 534 (69.6%,95% confidence interval [CI]: 66.3%-72.8%) reported receiving at least one vaccine dose, with women significantly more likely than men to have been vaccinated (73% vs. 63%; p = 0.003). Among the unvaccinated 169 (72.7%, 95% CI: 66.6%-78.0%) were willing to accept vaccination, had greater vaccine confidence (85.9% had strong belief that the vaccines were effective; 81.9% that they were beneficial and 71% safe for PLWH; 90.5% had trust in health care professionals or 77.4% top government officials), and believed that it would be easy to obtain a vaccine if one decided to be vaccinated (83.6%). Vaccine acceptability was positively associated with greater vaccine confidence (adjusted prevalence ratio [aPR] 1.44; 95% CI: 1.08-1.90), and positive perception that it would be easy to obtain a vaccine (aPR 1.57; 95% CI: 1.26-1.96).Conclusionvaccine acceptance was high among this cohort of PLWH, and was positively associated with greater vaccine confidence, and perceived easiness (convince) to obtained the vaccine. Building vaccine confidence and making vaccines easily accessible should be a priority for vaccination programs targeting PLWH.
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- 2022
66. Feasibility of a multifaceted intervention to improve treatment initiation among patients diagnosed with TB using Xpert MTB/RIF testing in Uganda
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Zawedde-Muyanja, Stella, Musaazi, Joseph, Castelnuovo, Barbara, Cattamanchi, Adithya, Katamba, Achilles, and Manabe, Yukari C
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Health Services and Systems ,Biomedical and Clinical Sciences ,Clinical Sciences ,Health Sciences ,Infectious Diseases ,Emerging Infectious Diseases ,Clinical Research ,Tuberculosis ,Rare Diseases ,HIV/AIDS ,Infection ,Good Health and Well Being ,Feasibility Studies ,Humans ,Mycobacterium tuberculosis ,Sensitivity and Specificity ,Sputum ,Time-to-Treatment ,Uganda ,General Science & Technology - Abstract
BackgroundOne in five patients diagnosed with TB in Uganda are not initiated on TB treatment within two weeks of diagnosis. We evaluated a multifaceted intervention for improving TB treatment initiation among patients diagnosed with TB using Xpert® MTB/RIF testing in Uganda.MethodsThis was a pre-post interventional study at one tertiary referral hospital. The intervention was informed by the COM-B model and included; i) medical education sessions to improve healthcare worker knowledge about the magnitude and consequences of pretreatment loss to follow-up; ii) modified laboratory request forms to improve recording of patient contact information; and iii) re-designed workflow processes to improve timeliness of sputum testing and results dissemination. TB diagnostic process and outcome data were collected and compared from the period before (June to August 2019) and after (October to December 2019) intervention initiation.ResultsIn September 2019, four CME sessions were held at the hospital and were attended by 58 healthcare workers. During the study period, 1242 patients were evaluated by Xpert® MTB/RIF testing at the hospital (679 pre and 557 post intervention). Median turnaround time for sputum test results improved from 12 hours (IQR 4-46) in the pre-intervention period to 4 hours (IQR 3-6) in the post-intervention period. The proportion of patients started on treatment within two weeks of diagnosis improved from 59% (40/68) to 89% (49/55) (difference 30%, 95% CI 14%-43%, p
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- 2022
67. Patient and health system level barriers to and facilitators for tuberculosis treatment initiation in Uganda: a qualitative study
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Zawedde-Muyanja, Stella, Manabe, Yukari C, Cattamanchi, Adithya, Castelnuovo, Barbara, and Katamba, Achilles
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Health Services and Systems ,Public Health ,Health Sciences ,Rare Diseases ,HIV/AIDS ,Tuberculosis ,Infectious Diseases ,Health Services ,Clinical Research ,7.1 Individual care needs ,8.1 Organisation and delivery of services ,Management of diseases and conditions ,Health and social care services research ,Infection ,Good Health and Well Being ,Focus Groups ,Humans ,Qualitative Research ,Uganda ,Treatment initiation ,Patient ,Health systems ,Barriers ,Facilitators ,Qualitative ,Library and Information Studies ,Nursing ,Public Health and Health Services ,Health Policy & Services ,Health services and systems ,Public health - Abstract
BackgroundThe WHO END TB strategy targets to place at least 90% of all patients diagnosed with Tuberculosis (TB) on appropriate treatment. In Uganda, approximately 20% of patients diagnosed with TB are not initiated on TB treatment. We sought to identify the patient and health system level barriers to and facilitators for TB treatment initiation in Uganda.MethodsWe conducted the study at ten public health facilities (three primary care, four district and three tertiary referral hospitals). We carried out in-depth interviews with patients diagnosed with TB and key informant interviews with health managers. In addition, we held focus group discussions with healthcare workers involved in TB care. Data collection and thematic analysis of transcripts was informed by the Capability, Opportunity, Motivation and Behavior (COM-B) model. We identified relevant intervention functions using the Behavior Change Wheel.ResultsWe interviewed 79 respondents (31 patients, 10 health managers and 38 healthcare workers). Common barriers at the health facility level included; lack of knowledge about the proportion of patients not initiated on TB treatment (psychological capability); difficulty accessing sputum results from the laboratory as well as difficulty tracing patients due to inadequate recording of patient addresses (physical opportunity). At the patient level, notable barriers included long turnaround time for sputum results and lack of transport funds to return to health facilities (physical opportunity); limited TB knowledge (psychological capability) and stigma (social opportunity). The most important facilitators identified were quick access to sputum test results either on the date of first visit (same-day diagnosis) or on the date of first return and availability of TB treatment (physical opportunity). We identified education, restructuring of the service environment to improve sputum results turnaround time and enablement to improve communication of test results as relevant intervention functions to alleviate these barriers to and enhance facilitators for TB treatment initiation.ConclusionWe found that barriers to treatment initiation existed at both the patient and health facility-level across all levels of the (Capability, Opportunity and Motivation) model. The intervention functions identified here should be tested for feasibility.
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- 2022
68. Letter from the Editors
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Huerta-Ontiveros and Castelnuovo-Tedesco, Marisol and Celena and Huerta-Ontiveros, Marisol
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Aleph: Undergraduate Research Journal for the Humanities and Social Sciences
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- 2022
69. ACTA: A Mobile-Health Solution for Integrated Nudge-Neurofeedback Training for Senior Citizens
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Cisotto, Giulia, Trentini, Andrea, Zoppis, Italo, Zanga, Alessio, Manzoni, Sara, Pietrabissa, Giada, Usubini, Anna Guerrini, and Castelnuovo, Gianluca
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Computer Science - Computers and Society ,Computer Science - Artificial Intelligence ,Electrical Engineering and Systems Science - Signal Processing ,Electrical Engineering and Systems Science - Systems and Control ,Quantitative Biology - Populations and Evolution - Abstract
As the worldwide population gets increasingly aged, in-home telemedicine and mobile-health solutions represent promising services to promote active and independent aging and to contribute to a paradigm shift towards patient-centric healthcare. In this work, we present ACTA (Advanced Cognitive Training for Aging), a prototype mobile-health solution to provide advanced cognitive training for senior citizens with mild cognitive impairments. We disclose here the conceptualization of ACTA as the integration of two promising rehabilitation strategies: the "Nudge theory", from the cognitive domain, and the neurofeedback, from the neuroscience domain. Moreover, in ACTA we exploit the most advanced machine learning techniques to deliver customized and fully adaptive support to the elderly, while training in an ecological environment. ACTA represents the next-step beyond SENIOR, an earlier mobile-health project for cognitive training based on Nudge theory, currently ongoing in Lombardy Region. Beyond SENIOR, ACTA represents a highly-usable, accessible, low-cost, new-generation mobile-health solution to promote independent aging and effective motor-cognitive training support, while empowering the elderly in their own aging.
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- 2021
70. Correction: Short-term effects of a multidisciplinary inpatient intensive rehabilitation treatment on body image in anorexia nervosa
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Federico Brusa, Federica Scarpina, Ilaria Bastoni, Valentina Villa, Gianluca Castelnuovo, Emanuela Apicella, Sandra Savino, and Leonardo Mendolicchio
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Psychiatry ,RC435-571 - Published
- 2024
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71. A Healthful Plant-Based Diet as an Alternative Dietary Approach in the Management of Metabolic Dysfunction-Associated Steatotic Liver Disease
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Gabriele Castelnuovo, Nuria Perez-Diaz-del-Campo, Chiara Rosso, Angelo Armandi, Gian Paolo Caviglia, and Elisabetta Bugianesi
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MASLD ,steatosis ,plant-based diet ,lifestyle intervention and weight loss ,Nutrition. Foods and food supply ,TX341-641 - Abstract
Plant-based diets (PBDs) are gaining attention as a sustainable and health-conscious alternative for managing various chronic conditions, including metabolic dysfunction-associated steatotic liver disease (MASLD). In the absence of pharmacological treatments, exploring the potential of lifestyle modifications to improve biochemical and pathological outcomes becomes crucial. The adoption of PBDs has demonstrated beneficial effects such as weight control, increased metabolic health and improved coexisting diseases. Nonetheless, challenges persist, including adherence difficulties, ensuring nutritional adequacy, and addressing potential deficiencies. The aim of this review is to provide a comprehensive overview of the impact of PBDs on MASLD, emphasizing the need for tailored dietary interventions with professional support to optimize their effectiveness in preventing and treating metabolic diseases.
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- 2024
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72. Prevalence of chronic kidney disease among young people living with HIV in Sub Saharan Africa: A systematic review and meta-analysis.
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Esther M Nasuuna, Nicholus Nanyeenya, Davis Kibirige, Jonathan Izudi, Chido Dziva Chikwari, Robert Kalyesubula, Barbara Castelnuovo, Laurie A Tomlinson, and Helen A Weiss
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Medicine ,Science - Abstract
BackgroundGlobally, the prevalence of chronic kidney disease (CKD) is increasing among young people living with HIV (YPLHIV), with inconsistent estimates. Aggregated data on the prevalence of CKD are needed in sub-Saharan Africa (SSA) to inform strategies for early diagnosis and management. We conducted a systematic review and meta-analysis to estimate the pooled prevalence of CKD among YPLHIV in SSA.MethodsWe searched Medline/PubMed, EMBASE, African Index Medicus, and African Journals Online for articles reporting the prevalence of CKD among YPLHIV in SSA using predefined search strategies up to 15th January 2024. The reference lists of identified articles were checked for additional eligible studies. The eligibility criteria were studies among YPLHIV aged 10-24 years reporting CKD prevalence defined by either glomerular filtration rate (GFR), albumin-to-creatinine ratio (ACR) or proteinuria. We used a narrative synthesis to report differences between the included studies. The DerSimonian-Laird random effects model was used to pool the CKD prevalence, and heterogeneity was assessed using the Cochrane Q-test and I-squared values. We assessed the risk of bias in each article using the Joanna Briggs Institute checklist and publication bias in a funnel plot and Egger's test.ResultsOf 802 retrieved articles, 15 fulfilled the eligibility criteria and were included in the meta-analysis. Of these, 12 (80%) were cross-sectional studies that used estimated GFR to diagnose CKD. Only one study followed the standard definition of CKD. The pooled CKD prevalence from 15 studies was 12% (95% CI 6.0-19.5%), ranging from 0.8% to 53.1% according to the definition used, with a high degree of heterogeneity (I2 = 97.7%, pConclusionCKD prevalence among YPLHIV is moderately high and highly heterogeneous across SSA. The standard definition of CKD should be used to enable estimation of CKD prevalence in different studies and settings. HIV programs enrolling YPLHIV should routinely screen for CKD to ensure early diagnosis and management.Trial registrationPROSPERO registration number: CRD42022347588.
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- 2024
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73. Health-related quality of life and hypertension in people with HIV on long-term antiretroviral therapy in Uganda.
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Charles Batte, Andrew Weil Semulimi, John Mukisa, Mariam Nakabuye, Jasper Nidoi, David Mukunya, Rosalind Parkes Ratanshi, Barbara Castelnuovo, Mohammed Lamorde, David Meya, William Checkley, Robert Kalyesubula, Trishul Siddharthan, and Joseph B Babigumira
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Medicine ,Science - Abstract
IntroductionThe presence of hypertension could reduce the health-related quality of life (HRQoL) of people with HIV (PWH). Yet, literature describing the HRQoL of PWH who have hypertension in Uganda is scarce making the design of locally adapted interventions cumbersome. In our study, we compared HRQoL scores of people with HIV with and without hypertension on long term antiretroviral therapy (ART) in Uganda.MethodsWe recruited 149 PWH with hypertension and 159 PWH without hypertension in the long-term ART cohort at an urban clinic in Kampala, Uganda. Data on socio-demographics were collected using an interviewer designed questionnaire while data on the World Health Organisation clinical stage viral load and CD4 count as well as ART duration were extracted from clinic electronic database and a generic EuroQol -5D- 5L (EQ-5D- 5L) and Medical Outcome Study (MOS-HIV) questionnaire used to collect HRQoL data. Data were summarized using descriptive statistics while inferential statistics were used to determine associations between key variables and HRQoL. Mann-Whitney U tests were used to compare HRQoL between groups of interest.ResultsOne hundred ninety (61.7%) participants were female. PWH who had hypertension were older (Mean ± SD: 53.7 ± 8.3 vs 49.9 ± 8.6, p value 70,000 UGX, (p value = 0.044), disclosure of the HIV status of the participants to their partner (p value = 0.026), and current history of smoking (p value = 0.029) were associated with low HRQoL scores.ConclusionAmong people with HIV, those with hypertension had lower HRQoL compared to those without. This calls for inclusion of quality-of-life assessment in the management of PWH who have been diagnosed with hypertension to identify those at risk and plan early interventions.
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- 2024
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74. Health research mentorship in low-income and middle-income countries: a global qualitative evidence synthesis of data from a crowdsourcing open call and scoping review
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Juliet Iwelunmor, Weiming Tang, Joseph D Tucker, Alemseged Abdissa, Oliver Ezechi, Daniel Yilma, Barbara Castelnuovo, Eneyi E Kpokiri, Mirgissa Kaba, Lyda Osorio, Kamryn McDonald, Yoseph Gebreyohannes Abraha, Tilak Chandra Nath, Victor A Talavera-Urdanivia, Olaoluwa Pheabian Akinwale, Yukari Carol Manabe, and Michael Mihut
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Medicine (General) ,R5-920 ,Infectious and parasitic diseases ,RC109-216 - Abstract
Introduction Research mentorship is critical for advancing science, but there are few practical strategies for cultivating mentorship in health research resource-limited settings. WHO/TDR Global commissioned a group to develop a practical guide on research mentorship. This global qualitative evidence synthesis included data from a crowdsourcing open call and scoping review to identify and propose strategies to enhance research mentorship in low/middle-income country (LMIC) institutions.Methods The crowdsourcing open call used methods recommended by WHO/TDR and solicited descriptions of strategies to enhance research mentorship in LMICs. The scoping review used the Cochrane Handbook and predefined the approach in a protocol. We extracted studies focused on enhancing health research mentorship in LMICs. Textual data describing research mentorship strategies from the open call and studies from the scoping review were coded into themes. The quality of evidence supporting themes was assessed using the Confidence in the Evidence from Reviews of Qualitative research approach.Results The open call solicited 46 practical strategies and the scoping review identified 77 studies. We identified the following strategies to enhance research mentorship: recognising mentorship as an institutional responsibility that should be provided and expected from all team members (8 strategies, 15 studies; moderate confidence); leveraging existing research and training resources to enhance research mentorship (15 strategies, 49 studies; moderate confidence); digital tools to match mentors and mentees and sustain mentorship relations over time (14 strategies, 11 studies; low confidence); nurturing a culture of generosity so that people who receive mentorship then become mentors to others (7 strategies, 7 studies; low confidence); peer mentorship defined as informal and formal support from one researcher to another who is at a similar career stage (16 strategies, 12 studies; low confidence).Interpretation Research mentorship is a collective institutional responsibility, and it can be strengthened in resource-limited institutions by leveraging already existing resources. The evidence from the crowdsourcing open call and scoping review informed a WHO/TDR practical guide. There is a need for more formal research mentorship programmes in LMIC institutions.
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- 2024
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75. The impact of geriatric syndromes on quality of life among older people living with HIV in Kampala, Uganda
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Elizabeth Senkoro, Phoebe Mbabazi, Grace Banturaki, Suzan Naikoba, and Barbara Castelnuovo
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older people with HIV ,quality of life ,sub-Saharan Africa ,geriatric syndromes ,WHOQOL – OLD ,Public aspects of medicine ,RA1-1270 - Abstract
ObjectiveOlder people living with HIV (OPWH) often have lower quality of life (QoL) compared to general population. Measuring their QoL is an important step in HIV care to ensure they have long healthy lives. This study aimed to evaluate the quality of life and its associated factors among people living with HIV aged 60 years and above in Uganda.MethodsWe used a cross-sectional analysis of older people living with HIV (OPWH) enrolled in a prospective cohort from December 2020 – December 2021. Quality of life was assessed using the World Health Organisation QoL OLD instrument (WHOQOL-OLD). Linear regression model was used to determine associated factors.ResultsOf the 500 participants enrolled, 51.2% were men and their median age was 64 years (IQR: 62 — 68). WHOQOL-OLD mean score (SD) was 90.1 (8.3) out of 120. Factors that increased overall QoL were (Coefficient [95% Confidence Interval]): being male 2.35 (1.21 — 3.73), having an income of ≥$1 1.30 (−0.16 — 2.76) and paradoxically having more than 2 non-communicable diseases 0.69 (−0.76 — 2.14) in the past, present and future domain of QoL. Those that decreased QoL in the overall and various domains included: an increasing number of geriatric syndromes, depression, pre-frailty, frailty, malnutrition, and low physical function.ConclusionOur findings suggest that financial stability contributed to good QoL while geriatric syndromes decreased QoL for OPWH. Integrating the screening and management of geriatric syndromes into HIV care has the potential to improve the overall QoL of OPWH.
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- 2024
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76. The psychosocial functioning in adolescents with severe obesity evaluated throughout the strengths and difficulties questionnaire (SDQ): a preliminary report
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Anna Guerrini Usubini, Michela Bottacchi, Giovanna Morelli, Diana Caroli, Nicoletta Marazzi, Gianluca Castelnuovo, and Alessandro Sartorio
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childhood obesity ,adolescents ,psychological adjustment ,psychological wellbeing ,strengths and difficulties questionnaire ,Psychology ,BF1-990 - Abstract
IntroductionChildhood obesity is associated with poor psychological adjustment. Severely impacts the psychological adjustment of young patients. To assess the psychological functioning of children and adolescents, several questionnaires have been proposed so far. Although the Strengths and Difficulties Questionnaire (SDQ) is one of the most well-used tools, its application in obesity research is scarce. The study is aimed at assessing the psychological profile of a sample of Italian children and adolescents seeking an in-hospital multidisciplinary body weight reduction program for obesity, via SDQ.MethodsOne hundred and fourteen consecutive Italian children and adolescents with obesity (43 males/71 females, age range: 11–17 years, mean age ± SD: 15.1 ± 1.66, body mass index-BMI ± SD: 37.4 ± 6.13 kg/m2), were recruited at the Division of Auxology, Istituto Auxologico Italiano IRCCS, Piancavallo (VB).ResultsObese Females reported worse conditions of emotional symptoms (t = 5.48; p < 0.001) and peer problems (t = 2.34; p = 0.021), as well as higher which were associated with greater scores of pro-social behaviors than obese males (t = 3.07; p = 0.003). The total difficulties score (t = 4.00; p < 0.001) and the total impact score (t = 4.53; p < 0.001) were significantly higher in females than males. No statistically significant differences in SDQ variables were found in relation to the degree of obesity (BMI SDS: 2–2.99; BMI SDS: > 3).DiscussionThese findings can contribute to understand the psychological condition of adolescents with obesity in a better way and also to develop effective interventions for the treatment of pediatric obesity which not only take into account the medical and physical aspects but also the emotional and social difficulties expressed by adolescents with obesity.
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- 2024
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77. 'I cannot see your fear!' Altered recognition of fearful facial expressions in anorexia nervosa
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Giulia Vaioli, Ilaria Bastoni, Valentina Villa, Leonardo Mendolicchio, Gianluca Castelnuovo, Alessandro Mauro, and Federica Scarpina
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anorexia nervosa ,facial emotion recognition ,fear ,anger ,alexithymia ,Psychology ,BF1-990 - Abstract
BackgroundThe evidence about facial emotion recognition in anorexia nervosa as the role of alexithymic traits on this emotional ability is conflicting and heterogeneous.ObjectiveWe assessed the capability of recognizing facial expressions of two primary emotions, fear, and anger, in the context of anorexia nervosa.MethodsWomen affected by anorexia nervosa were compared with healthy weight women in a well-established implicit facial emotion recognition task. Both reaction time and level of accuracy were computed. Moreover, the individual levels of alexithymia were assessed through a standard self-report questionnaire.ResultsParticipants with anorexia nervosa reported a significantly lower performance in terms of reaction time and accuracy when the emotion of fear—but not anger—was the target. Notably, such an alteration was linked to the levels of alexithymia reported in the self-report questionnaire.ConclusionIn anorexia nervosa, difficulties in processing facial fearful (but not angry) expressions may be observed as linked to higher expressions of alexithymic traits. We suggested future research in which emotional processing will be investigated taking into account the role of the bodily dimensions of emotional awareness.
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- 2023
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78. Serum E-selectin and endothelial cell-specific Molecule-1 levels among people living with HIV on long term ART in Uganda: a pilot cross-sectional study
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Andrew Weil Semulimi, Charles Batte, Alice Bayiyana, Mariam Nakabuye, John Mukisa, Barbara Castelnuovo, Rosalind Parkes Ratanshi, Bruce J Kirenga, and Isaac Ssinabulya
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E-Selectin ,Endothelial activation ,Long-term antiretroviral therapy ,Immunologic diseases. Allergy ,RC581-607 - Abstract
Abstract Background Prolonged exposure to HIV and anti-retroviral therapy (ART) has been linked with endothelial cell activation which subsequently predisposes people living with HIV (PLWH) to cardiovascular diseases. Serum biomarkers of endothelial cell activation such as E-Selectin and endothelial cell-specific molecule-1 (ESM-1) could aid in early detection of PLWH at a risk of cardiovascular diseases. However, there is a paucity of data on these biomarkers like E-selectin and endothelial cell-specific molecule-1 (ESM-1) among PLWH on long term ART (≥ 10 years) in Uganda. The aim of this study is to determine the serum levels of these biomarkers in this population. Methods This was a cross-sectional study where we randomly sampled 73 stored serum samples of PLWH who were enrolled in the Infectious Diseases Institute (IDI) ART long term (ALT cohort). We measured serum levels of E-selectin and ESM-1 by ELISA. Data was summarized using median and interquartile range. Inferential statistics were performed to determine predictors of elevated levels of E-selectin. Results Of the 73 samples analyzed, 38 (52.1%) were from female participants. The mean age was 54 ± 9.0 years. Twenty participants (27.4%) had a history of smoking while 52 (71.2%) had a history of alcohol intake. Twenty-five (34.3%) of the participants were overweight whereas 4 (5.6%) were obese. Fifty-four (74%) had an undetectable viral load (≤ 0 copies/ml) and the mean duration of ART at the time of sampling (2014/2015) was 10.4 ± 0.4 years. While serum levels of ESM-1 were not detectable in any of our samples, the median E-selectin levels was 147.6 μm/L ranging from 8.44 μm/L and 1,979.36 μm/L. Sixty-seven participants (91.8%) had elevated levels of E-selectin (> 39 μm/L). CD4 count > 500 cells/µl compared to lower counts was a predictor of elevated levels of E-Selectin (adjusted Odd Ratio 12.5, 95% CI (1.03 — 149.95, p 500 cells/µl) was predictive of elevated levels of E-Selectin. Future work should longitudinally assess the trend of levels of E-selectin and ESM-1 while assessing for cardiovascular diseases endpoint.
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- 2023
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79. Survival and predictors of mortality after completion of TB treatment among people living with HIV: a 5-year analytical cohort
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Ivan Lumu, Joseph Musaazi, Aggrey Semeere, Ian Handel, and Barbara Castelnuovo
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Survival ,Tuberculosis ,HIV ,Antiretroviral therapy ,TB treatment completion ,Infectious and parasitic diseases ,RC109-216 - Abstract
Abstract Background After completion of TB treatment patients may remain at risk of co-morbidity and mortality. We determined the survival and predictors of all-cause mortality after completing TB treatment among ART-experienced patients. Methods This was a retrospective cohort analysis of all ART experienced patients who completed TB treatment at a specialist HIV clinic in Uganda, between 2009 and 2014. The patients were followed for five years after TB treatment. We determined the cumulative probability of death, and predictors of mortality using Kaplan-Meier methods and Cox proportional hazard models, respectively. Results A total 1,287 patients completed TB treatment between 2009 and 2014, of which 1,111 were included in the analysis. At TB treatment completion, the median age was 36 years (IQR: 31–42), 563 (50.7%) were males, and median CD4 cell count was 235 cells/mL (IQR: 139–366). The person-time at risk was 4410.60 person-years. The all-cause mortality rate was 15.42 (95% CI: 12.14–19.59) per 1000 person-years. The probability of death at five years was 6.9% (95%CI: 5.5- 8.8). In the multivariable analysis, CD4 count
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- 2023
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80. Relating CYP2B6 genotype and efavirenz resistance among post-partum women living with HIV with high viremia in Uganda: a nested cross-sectional study
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Allan Buzibye, Kara Wools-Kaloustian, Adeniyi Olagunju, Ellon Twinomuhwezi, Constantin Yiannoutsos, Andrew Owen, Megan Neary, Joshua Matovu, Grace Banturaki, Barbara Castelnuovo, Mohammed Lamorde, Saye Khoo, Catriona Waitt, and Agnes Kiragga
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HIV ,Pregnancy ,Post-partum ,CYP2B6 ,HIV drug resistance ,Single nucleotide polymorphisms ,Immunologic diseases. Allergy ,RC581-607 - Abstract
Abstract Background We investigated the association between CYP2B6 polymorphisms and efavirenz drug resistance among women living with HIV who started on antiretroviral therapy during pregnancy and with high viremia during post-partum. Methods This was a cross-sectional study of women with viral loads greater than 1000 copies/ml who were at least 6 weeks postpartum. Sanger sequencing was used to detect resistant mutations, as well as host genotyping, and efavirenz resistance was compared among the metabolizer genotypes. Results Over the course of one year (July 2017-July 2018), 322 women were screened, with 110 (34.2%) having viral loads of 1000 copies/ml and 62 having whole blood available for genotyping. Fifty-nine of these women had both viral resistance and human host genotypic results. Efavirenz resistance according to metabolizer genotype was; 47% in slow, 34% in extensive and 28% in intermediate metabolizers, but the difference was not statistically significant due to the small sample size. Conclusions There was no statistically significant difference in EFV resistance between EFV metabolizer genotypes in women who started antiretroviral therapy during pregnancy and had high viremia in the postpartum period. However, a numerical trend was discovered, which calls for confirmation in a large, well-designed, statistically powered study.
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- 2023
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81. Blood glucose trajectories and incidence of diabetes mellitus in Ugandan people living with HIV initiated on dolutegravir
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Frank Mulindwa, Barbara Castelnuovo, Nele Brusselaers, Robert Bollinger, Joshua Rhein, Mutebi Edrisa, Allan Buzibye, Willington Amutuhaire, George Yendewa, Sarah Nabaggala, Eva Laker Agnes Odongpiny, Ronald Kiguba, Aisha Nakawooza, Simon Dujanga, Martin Nabwana, and Jean-Marc Schwarz
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HIV ,Type 2 diabetes mellitus ,Dolutegravir ,Incidence ,Integrase inhibitors ,Immunologic diseases. Allergy ,RC581-607 - Abstract
Abstract Background Following reports of anti-retroviral therapy (ART) experienced Ugandan people living with HIV (PLHIV) presenting with diabetic ketoacidosis weeks to months following a switch to dolutegravir (DTG), the Uganda Ministry of Health recommended withholding DTG in both ART naïve and experienced PLHIV with diabetes mellitus (T2DM), as well as 3-monthly blood glucose monitoring for patients with T2DM risk factors. We sought to determine if the risk of T2DM is indeed heightened in nondiabetic ART naïve Ugandan PLHIV over the first 48 weeks on DTG. Methods Between January and October 2021, 243 PLHIV without T2DM were initiated on DTG based ART for 48 weeks. Two-hour oral glucose tolerance tests (2-h OGTT) were performed at baseline, 12, and 36 weeks; fasting blood glucose (FBG) was measured at 24 and 48 weeks. The primary outcome was the incidence of T2DM. Secondary outcomes included: incidence of pre-Diabetes Mellitus (pre-DM), median change in FBG from baseline to week 48 and 2-h blood glucose (2hBG) from baseline to week 36. Linear regression models were used to determine adjusted differences in FBG and 2hBG from baseline to weeks 48 and 36 respectively. Results The incidence of T2DM was 4 cases per 1000 PY (1/243) and pre-DM, 240 cases per 1000 person years (PY) (54/243). There was a significant increase in FBG from baseline to week 48 [median change from baseline (FBG): 3.6 mg/dl, interquartile range (IQR): − 3.6, 7.2, p-value (p) = 0.005] and significant reduction in 2hBG (2hBG: − 7.26 mg/dl, IQR: − 21.6, 14.4, p = 0.024) at week 36. A high CD4 count and increased waist circumference were associated with 2hBG increase at week 36. Conclusion We demonstrated a low incidence of T2DM in Ugandan ART-naïve patients receiving DTG. We also demonstrated that longitudinal changes in BG were independent of conventional risk factors of T2DM in the first 48 weeks of therapy. Restricting the use of dolutegravir in Ugandan ART naïve patients perceived to be high risk for diabetes mellitus may be unwarranted.
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- 2023
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82. Cost-Effectiveness of Peer-Delivered HIV Self-Tests for MSM in Uganda
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Okoboi, Stephen, Castelnuovo, Barbara, Van Geertruyden, Jean-Pierre, Lazarus, Oucul, Vu, Lung, Kalibala, Sam, Kamara, Yvonne, Ochanda, Perez N, King, Rachel, and Mujugira, Andrew
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Public Health ,Health Sciences ,Prevention ,Cost Effectiveness Research ,Health Services ,Sexually Transmitted Infections ,Comparative Effectiveness Research ,Infectious Diseases ,Clinical Trials and Supportive Activities ,Clinical Research ,Behavioral and Social Science ,Mental Health ,HIV/AIDS ,Infection ,Good Health and Well Being ,Africa South of the Sahara ,Cost-Benefit Analysis ,HIV Infections ,Homosexuality ,Male ,Humans ,Male ,Pilot Projects ,Sexual and Gender Minorities ,Uganda ,MSM ,HIV ,self-testing ,peers ,cost-effectiveness ,Public Health and Health Services ,Health services and systems ,Public health - Abstract
Introduction: Distribution of HIV self-testing (HIVST) kits through MSM peer networks is a novel and effective strategy to increase HIV testing coverage in this high-risk population. No study has evaluated the cost or cost effectiveness of peer distribution of HIVST strategies among MSM in sub-Saharan Africa. Methods: From June to August 2018, we conducted a pilot study of secondary MSM peer HIVST kit distribution at The AIDS Support Organization at Entebbe and Masaka. We used an ingredients approach to estimate the cost of MSM peer HIVST kit distribution relative to standard-of-care (SOC) hotspot testing using programme expenditure data reported in US dollars. The provider perspective was used to estimate incremental cost-effective ratios per HIV infection averted using the difference in HIV annual transmission rates between MSM with HIV who knew their status and were not virologically suppressed and MSM with HIV who did not know their status. Results: We enrolled 297 participants of whom 150 received MSM peer HIVST kit distribution (intervention group) and 147 received TASO standard of care HIV testing (control group). Provider cost for the intervention was $2,276 compared with $1,827 for SOC during the 3-month study period. Overall, the intervention resulted in higher HIV positivity yield (4.9 vs. 1.4%) and averted more HIV infections per quarter (0.364 vs. 0.104) compared with SOC. The cost per person tested was higher for the intervention compared to SOC ($15.90 vs. $12.40). Importantly, the cost per new HIV diagnosis ($325 vs. $914) and cost per transmission averted ($6,253 vs. $ 17,567) were lower for the intervention approach relative to SOC. The incremental cost per HIV transmission averted by the self-testing program was $1,727. The incremental cost to providers per additional HIV-positive person identified by the intervention was $147.30. Conclusion: The intervention strategy was cost-effective, and identified more undiagnosed HIV infections than SOC hotspot testing at a cost-effectiveness threshold of US $2,129. Secondary distribution of HIVST kits through peers should further be evaluated with longer duration aimed at diagnosing 95% of all persons with HIV by 2030; the first UNAIDS 95-95-95 target.
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- 2021
83. Patient and health system factors associated with pretreatment loss to follow up among patients diagnosed with tuberculosis using Xpert® MTB/RIF testing in Uganda.
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Zawedde-Muyanja, Stella, Katamba, Achilles, Cattamanchi, Adithya, Castelnuovo, Barbara, and Manabe, Yukari C
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Pretreatment loss to follow-up ,Tuberculosis ,Uganda ,Xpert testing ,Public Health ,Public Health and Health Services - Abstract
BackgroundIn 2018, Uganda started only 65% of persons with incident tuberculosis on treatment. Pretreatment loss to follow up is an important contributor to suboptimal treatment coverage. We aimed to describe the patient and health facility-level characteristics associated with pretreatment loss to follow up among patients diagnosed with pulmonary tuberculosis at public health facilities in Uganda.MethodsAt ten public health facilities, laboratory register data was used to identify patients aged ≥ 15 years who had a positive Xpert®MTB/RIF test. Initiation on TB treatment was ascertained using the clinical register. Factors associated with not being initiated on TB treatment within two weeks of diagnosis were examined using a multilevel logistic regression model accounting for clustering by health facility.ResultsFrom January to June 2018, 510 patients (61.2% male and 31.5% HIV co-infected) were diagnosed with tuberculosis. One hundred (19.6%) were not initiated on TB treatment within 2 weeks of diagnosis. Not having a phone number recorded in the clinic registers (aOR 7.93, 95%CI 3.93-13.05); being HIV-infected (aOR 1.83; 95% CI: 1.09-3.26) and receiving care from a high volume health facility performing more than 12 Xpert tests per day (aOR 4.37, 95%CI 1.69-11.29) and were significantly associated with pretreatment loss to follow up.ConclusionIn public health facilities in Uganda, we found a high rate of pretreatment loss to follow up especially among TBHIV co-infected patients diagnosed at high volume health facilities. Interventions to improve the efficiency of Xpert® MTB/RIF testing, including monitoring of the TB care cascade should be developed and implemented.
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- 2020
84. Incremental monounsaturated to saturated fat ratio and fibre consumption is associated with a reduction in a composite score of modifiable cardiovascular risk factors: Prospective results from the Moli-sani study
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Ruggiero, Emilia, Di Castelnuovo, Augusto, Costanzo, Simona, Esposito, Simona, De Curtis, Amalia, Persichillo, Mariarosaria, Cerletti, Chiara, Donati, Maria Benedetta, de Gaetano, Giovanni, Iacoviello, Licia, and Bonaccio, Marialaura
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- 2022
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85. A post hoc comparison between inpatients with obesity and healthy-weight subjects in the size estimation accuracy of shoulders, waist, and hips widths and circumferences
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Manzoni, Gian Mauro, Rossi, Alessandro Alberto, Granese, Valentina, Pietrabissa, Giada, Serino, Silvia, Pedroli, Elisa, Chirico, Alice, Cattivelli, Roberto, Mannarini, Stefania, Castelnuovo, Gianluca, and Riva, Giuseppe
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- 2022
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86. Development and validation of a new methodological platform to measure behavioral, cognitive, and physiological responses to food interventions in real time
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Vargas-Alvarez, M. A., Al-Sehaim, H., Brunstrom, J. M., Castelnuovo, G., Navas-Carretero, S., Martínez, J. A., and Almiron-Roig, E.
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- 2022
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87. The Association between Grazing and Food Addiction: The Italian Version of the Repetitive Eating Questionnaire (Rep(Eat)-Q) and Its Relationships with Food Addiction Criteria
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Alessandro Alberto Rossi, Stefania Mannarini, Michelle Semonella, Gianluca Castelnuovo, and Giada Pietrabissa
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grazing ,food addiction ,repetitive eating ,eating compulsivity ,compulsive grazing ,compulsive eating ,Nutrition. Foods and food supply ,TX341-641 - Abstract
Background: Among the dysfunctional eating behaviors associated with excessive food intake, a construct that is gaining increasing attention is grazing—the constant, continuous, compulsive, and repetitive consumption of small/moderate amounts of food. Furthermore, in some cases, grazing seems to indicate a dependence on food and/or eating. Currently, the Repetitive Eating Questionnaire (Rep(Eat)-Q) appears to be the only questionnaire that comprehensively measures grazing, including its repetitive and compulsive eating component. Therefore, in a sample of individuals with severe obesity, the objective of this study was twofold: (A) to evaluate the psychometric properties of the Italian version of the Rep(Eat)-Q, and (B) to analyze the association between grazing and food addiction (FA). Method: A cross-sectional research design was used. A total of 402 inpatients with severe obesity (BMI > 35) were recruited. Participants underwent a series of questionnaires to investigate structural validity and convergent validity and association with FA criteria. Results: The factorial structure of the Rep(Eat)-Q is robust and showed fit indexes: CFI = 0.973; RMSEA = 0.074; 90%CI [0.056–0.091]; and SRMR = 0.029. Also, it exhibited good internal consistency and convergent validity. Furthermore, logistic regression analysis highlights a specific association between certain FA criteria and grazing. Conclusions: The Rep(Eat)-Q can be considered to be a concise, robust, reliable, and statistically sound tool to assess repetitive eating, specifically grazing. Its strong psychometric properties offer significant advantages for both research and clinical applications. Furthermore, in a sample of individuals with severe obesity, the results suggest that individuals with problematic grazing exhibit a typical behavioral profile of subjects with FA, indicating that FA can manifest through problematic grazing as well.
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- 2024
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88. Study protocol of a clinical randomized controlled trial on the efficacy of an innovative Digital thErapy to proMote wEighT loss in patients with obesity by incReasing their Adherence to treatment: the DEMETRA study
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Gianluca Castelnuovo, Paolo Capodaglio, Ramona De Amicis, Luisa Gilardini, Sara Paola Mambrini, Giada Pietrabissa, Luca Cavaggioni, Giuseppina Piazzolla, Carlotta Galeone, Giacomo Garavaglia, Simona Bertoli, the DEMETRA Study Group, Amalia Bruno, Antonina Orlando, Alessio Genovese, Federica Sileo, Marta Pellizzari, Marina Croci, and Silvia Martinelli
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obesity ,digital therapy ,weight loss ,diet ,physical activity ,cognitive–behaviour therapy ,Medicine ,Public aspects of medicine ,RA1-1270 ,Electronic computers. Computer science ,QA75.5-76.95 - Abstract
Despite the increasing importance of innovative medications and bariatric surgery for the treatment of obesity, lifestyle interventions (diet and physical activity) remain the first-line therapy for this disease. The use of digital devices in healthcare aims to respond to the patient's needs, in order to make obesity treatment more accessible, so our study aims to assess the safety and efficacy of a Digital Therapy for Obesity App (DTxO) for achieving weight loss and its maintenance in patients affected with obesity undergoing an experimental non-pharmacological treatment. Here we present the study protocol of a prospective, multicenter, pragmatic, randomized, double-arm, placebo-controlled, parallel, single-blind study on obese patients who will be treated with a new digital therapy to obtain an improvement in their disease condition through the application of different simultaneous strategies (a dietary regimen and personalized advice program, a tailored physical exercise program, a cognitive–behavioural assessment and program, alerts and reminders, dedicated section on prescribed drugs intake, and chat and online visits with clinical professionals). We believe that DTxO will offer a promising intervention channel and self-regulation tool holding the potentiality to decrease treatment burden and treat more patients thanks to the partial replacement of traditional medical consultation with digital or telephone management, improving self- engagement and reducing the high demands the “obesity pandemic” for both patients and national health services in terms of time, cost, and effort. Clinical trial registration: clinicaltrials.gov, identifier, NCT05394779.
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- 2023
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89. Identifying brain tumor patients’ subtypes based on pre-diagnostic history and clinical characteristics: a pilot hierarchical clustering and association analysis
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Simona Esposito, Emilia Ruggiero, Augusto Di Castelnuovo, Simona Costanzo, Marialaura Bonaccio, Francesca Bracone, Vincenzo Esposito, Gualtiero Innocenzi, Sergio Paolini, Chiara Cerletti, Maria Benedetta Donati, Giovanni de Gaetano, Licia Iacoviello, and Alessandro Gialluisi
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central nervous system tumors ,cluster analysis ,pre-diagnostic history ,clinical characteristics ,cognitive performance ,cancer diagnosis ,Neoplasms. Tumors. Oncology. Including cancer and carcinogens ,RC254-282 - Abstract
IntroductionCentral nervous system (CNS) tumors are severe health conditions with increasing incidence in the last years. Different biological, environmental and clinical factors are thought to have an important role in their epidemiology, which however remains unclear.ObjectiveThe aim of this pilot study was to identify CNS tumor patients’ subtypes based on this information and to test associations with tumor malignancy.Methods90 patients with suspected diagnosis of CNS tumor were recruited by the Neurosurgery Unit of IRCCS Neuromed. Patients underwent anamnestic and clinical assessment, to ascertain known or suspected risk factors including lifestyle, socioeconomic, clinical and psychometric characteristics. We applied a hierarchical clustering analysis to these exposures to identify potential groups of patients with a similar risk pattern and tested whether these clusters associated with brain tumor malignancy.ResultsOut of 67 patients with a confirmed CNS tumor diagnosis, we identified 28 non-malignant and 39 malignant tumor cases. These subtypes showed significant differences in terms of gender (with men more frequently presenting a diagnosis of cancer; p = 6.0 ×10−3) and yearly household income (with non-malignant tumor patients more frequently earning ≥25k Euros/year; p = 3.4×10−3). Cluster analysis revealed the presence of two clusters of patients: one (N=41) with more professionally active, educated, wealthier and healthier patients, and the other one with mostly retired and less healthy men, with a higher frequency of smokers, personal history of cardiovascular disease and cancer familiarity, a mostly sedentary lifestyle and generally lower income, education and cognitive performance. The former cluster showed a protective association with the malignancy of the disease, with a 74 (14-93) % reduction in the prevalent risk of CNS malignant tumors, compared to the other cluster (p=0.026).DiscussionThese preliminary data suggest that patients’ profiling through unsupervised machine learning approaches may somehow help predicting the risk of being affected by a malignant form. If confirmed by further analyses in larger independent cohorts, these findings may be useful to create potential intelligent ranking systems for treatment priority, overcoming the lack of histopathological information and molecular diagnosis of the tumor, which are typically not available until the time of surgery.
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- 2023
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90. Systematic Violence Monitoring to Reduce Underreporting and to Better Inform Workplace Violence Prevention Among Health Care Workers: Before-and-After Prospective Study
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Giovanni Veronesi, Marco Mario Ferrario, Emanuele Maria Giusti, Rossana Borchini, Lisa Cimmino, Monica Ghelli, Alberto Banfi, Alessandro Luoni, Benedetta Persechino, Cristina Di Tecco, Matteo Ronchetti, Francesco Gianfagna, Sara De Matteis, Gianluca Castelnuovo, and Licia Iacoviello
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Public aspects of medicine ,RA1-1270 - Abstract
BackgroundMonitoring workplace violence (WPV) against health care workers (HCWs) through incident reporting is crucial to drive prevention, but the actual implementation is spotty and experiences underreporting. ObjectiveThis study aims to introduce a systematic WPV surveillance in 2 public referral hospitals in Italy and assess underreporting, WPV annual rates, and attributes “before” (2016-2020) and “after” its implementation (November 2021 to 2022). MethodsDuring 2016-2020, incident reporting was based on procedures and data collection forms that were neither standardized between hospitals nor specific for aggressions. We planned and implemented a standardized WPV surveillance based on (1) an incident report form for immediate and systematic event notification, adopting international standards for violence definitions; (2) second-level root cause analysis with a dedicated psychologist, assessing violence determinants and impacts and offering psychological counseling; (3) a web-based platform for centralized data collection; and (4) periodic training for workforce coordinators and newly hired workers. We used data from incident reports to estimate underreporting, defined as an observed-to-expected (from literature and the “before” period) WPV ratio less than 1, and the 12-month WPV rates (per 100 HCWs) in the “before” and “after” periods. During the latter period, we separately estimated WPV rates for first and recurrent events. ResultsIn the “before” period, the yearly observed-to-expected ratios were consistently below 1 and as low as 0.27, suggesting substantial violence underreporting of up to 73%. WPV annual rates declined in 1 hospital (from 1.92 in 2016 to 0.57 in 2020) and rose in the other (from 0.52 to 1.0), with the divergence being attributable to trends in underreporting. Available data were poorly informative to identify at-risk HCW subgroups. In the “after” period, the observed-to-expected ratio rose to 1.14 compared to literature and 1.91 compared to the “before” period, consistently in both hospitals. The 12-month WPV rate was 2.08 (95% CI 1.79-2.42; 1.52 and 2.35 in the 2 hospitals); one-fifth (0.41/2.08, 19.7%) was due to recurrences. Among HCWs, the youngest group (3.79; P
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- 2023
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91. Corrigendum: Engagement in a structured physical activity program and its effects upon health-related quality of life in elderly women: an observational study
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Davide Maria Cammisuli, Ferdinando Franzoni, Jonathan Fusi, Giorgia Scarfò, and Gianluca Castelnuovo
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elderly ,female ,physical activity ,health-related quality of life ,lifestyle ,Psychology ,BF1-990 - Published
- 2023
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92. Psychological couple-oriented interventions for patients with heart disease and their partners: a scoping review and guidelines for future interventions
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Giada Rapelli, Emanuele Maria Giusti, Claudia Tarquinio, Giorgia Varallo, Christian Franceschini, Alessandro Musetti, Alessandra Gorini, Gianluca Castelnuovo, and Giada Pietrabissa
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heart diseases ,partner support ,couple-based interventions ,psychological interventions ,scoping review ,Psychology ,BF1-990 - Abstract
ObjectiveThis scoping review aims to provide an accessible summary of available evidence on the efficacy of psychological couple-based interventions among patients with heart disease and their partners focusing on specific aspects and strategies by assessing different emotional and physical cardiac-related outcome measures.MethodsA literature search was performed in PubMed, Scopus, Medline, PsycINFO, and Web of Science databases using the keywords “heart diseases” and “couple-based intervention.” A literature search using systematic methods was applied. Data were extracted to address the review aims and were presented as a narrative synthesis.ResultsThe database search produced 11 studies. Psychological couple-based interventions varied in terms of the type of intervention, personnel, format (group or individual, phone or in person), number of sessions, and duration. Most of the contributions also lacked adequate details on the training of professionals, the contents of the interventions, and the theoretical models on which they were based. Finally, although partners were involved in all the treatment, in most studies, the psychological strategies and outcomes were focused on the patient.ConclusionThe variability of the psychological couple-based interventions of included studies represents a challenge in summarizing the existing literature. Regarding their impact, psychological interventions for patients with cardiovascular disease and their partners were found to moderately improve patients’ and partners’ outcomes.
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- 2023
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93. Platelet distribution width is associated with cardiovascular mortality in an adult general population
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Benedetta Izzi, Simona Costanzo, Alessandro Gialluisi, Amalia De Curtis, Sara Magnacca, Teresa Panzera, Augusto Di Castelnuovo, Maria Benedetta Donati, Chiara Cerletti, Marc F. Hoylaerts, Giovanni de Gaetano, Licia Iacoviello, and on behalf of the Moli-sani Study Investigators
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Platelet distribution width ,CVD mortality ,all-cause mortality ,cancer mortality ,prospective cohort study ,Diseases of the circulatory (Cardiovascular) system ,RC666-701 - Abstract
Platelet distribution width (PDW), a marker of platelet size heterogeneity used as a readout of processes leading to platelet production and destruction, was recently reported to tag platelet activation variability. As platelets participate in the pathogenesis of many acute and chronic diseases, we evaluated PDW as a predictor of all-cause and cause-specific mortality. Longitudinal analysis was performed on 17,334 participants (52% women, mean age 55.6±12 years) in the Moli-sani study cohort, without a history of hematological diseases. Baseline PDW measurements were categorized in tertiles, the lowest acting as the reference. A multivariable Cox-proportional hazard model was used to estimate the association between PDW and mortality. Over a median follow-up of 11.6 years (interquartile range 10.7-12.5), 1,535 deaths [37.7% cardiovascular disease (CVD) and 36.5% cancer] were ascertained. As compared to those in the first PDW tertile (14.6-16.0 fL), individuals within the highest tertile (16.6-20.4 fL) had an increased risk of all-cause [hazard ratios (HR):1.20; 95% CI: 1.04-1.37] and CVD mortality (HR:1.29; 1.03-1.62). No association between PDW and cancer mortality was found in the whole sample. Subgroup analyses by two age classes (35-65y, ≥65y) showed that the association of PDW with both all-cause and cancer mortality was more apparent in the elderly (HR:1.34; 1.14-1.58, P for interaction =0.028 and HR:1.37; 1.01-1.85, P for interaction =0.020, respectively). We conclude that PDW-associated increase in CVD mortality risk could be related to accelerated/altered activation, production, or destruction of platelets, leading to several clinical conditions and death. In the elderly, PDW involvement in all-cause and cancer mortality should be further investigated. *Moli-sani investigators Steering committee: Licia Iacoviello, Giovanni de Gaetano, Maria Benedetta Donati. Scientific secretariat: Marialaura Bonaccio, Americo Bonanni, Chiara Cerletti, Simona Costanzo, Amalia De Curtis, Augusto Di Castelnuovo, Alessandro Gialluisi, Francesco Gianfagna, Mariarosaria Persichillo, Teresa Di Prospero. Safety and ethical committee: Jos Vermylen, Renzo Pegoraro, Antonio Spagnolo. External event adjudicating committee: Deodato Assanelli, Livia Rago. Baseline and follow-up data management: Simona Costanzo, Marco Olivieri, Teresa Panzera. Data analysis: Augusto Di Castelnuovo, Marialaura Bonaccio, Simona Costanzo, Simona Esposito, Alessandro Gialluisi, Francesco Gianfagna, Sabatino Orlandi, Emilia Ruggiero, Alfonsina Tirozzi. Biobank, molecular and genetic laboratory: Amalia De Curtis, Sara Magnacca, Fabrizia Noro, Alfonsina Tirozzi. Recruitment staff: Mariarosaria Persichillo, Francesca Bracone, Teresa Panzera. Communication and press office: Americo Bonanni. Regional institutions: Direzione Generale per la Salute - Regione Molise; Azienda Sanitaria Regionale del Molise; Agenzia Regionale per la Protezione Ambientale del Molise; Molise Dati Spa; Offices of vital statistics of the Molise region. Hospitals: Presidi Ospedalieri ASReM: Ospedale A. Cardarelli, Campobasso; Ospedale F. Veneziale, Isernia; Ospedale San Timoteo, Termoli (CB); Ospedale Ss. Rosario, Venafro (IS); Ospedale Vietri, Larino (CB); Ospedale San Francesco Caracciolo, Agnone (IS); Casa di Cura Villa Maria, Campobasso; Ospedale Gemelli Molise, Campobasso; IRCCS Neuromed, Pozzilli (IS), Italy.
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- 2023
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94. PREVALENCE OF CARDIOMETABOLIC DISEASE RISK FACTORS IN PEOPLE LIVING WITH HIV INITIATING ANTI-RETROVIRAL THERAPY AT A HIGH-VOLUME HIV CLINIC IN KAMPALA, UGANDA
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Amutuhaire Willington, Frank Mulindwa, Barbara Castelnuovo, Nele Brusselaers, Jean-Marc Schwarz, Mutebi Edrisa, Simon Dujanga, Robert A. Salata, and George A. Yendewa
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Diseases of the circulatory (Cardiovascular) system ,RC666-701 ,Public aspects of medicine ,RA1-1270 - Abstract
Therapeutic Area: Cardiovascular diseases among Persons Living With HIV Background: Cardiometabolic diseases are a leading cause of HIV-related morbidity and mortality, yet HIV treatment programs in high burden countries have been slow to implement early screening for people living with HIV (PLHIV) initiating antiretroviral therapy (ART). This study aimed to assess the prevalence and risk factors of the metabolic syndrome (MetS) and its components in a cohort of Ugandan PLHIV initiating ART in Kampala, Uganda. Methods: We used baseline sociodemographic and clinical data to conduct a cross-sectional study of adult PLHIV aged ≥ 18 years enrolled in the GLUMED (Glucose metabolism changes in Ugandan HIV patients on Dolutegravir) Study from January to October 2021. MetS was defined as having at least 3 of the following: abdominal obesity measured by waist circumference, hypertension (HTN), elevated fasting glucose, elevated triglycerides, and low high-density lipoprotein cholesterol. Dyslipidemia was defined as derangement in any of the components of the lipid panel. Multivariate logistic regression was used to assess associations between potential risk factors and MetS and its components. Results: A total of 309 ART naïve PLHIV were analyzed, 59.2% of whom were female. The median age was 31 years and median CD4 count was 318 cells/mm3. The prevalence of MetS was 13.9%. The most common cardiometabolic risk factors were dyslipidemia (93.6%), abdominal obesity (34.0%), hyperglycemia (18.4%), and hypertension (8.1%). Notwithstanding, only 1.8% of the patients above 30 years (170/309 (55%)) had a 10-year cardiovascular disease risk exceeding 10%. In adjusted regression analysis, MetS was associated with age > 40 years (Adjusted Odds Ratio, (AOR) 3.33, 95% confidence interval (CI) 1.45-7.67) and CD4 count > 200 cells/mm3 (AOR 3.79, 95% CI 1.23-11.63). HTN was associated with age > 40 years (AOR 2.96, 95% CI 1.32-6.64), and dyslipidemia was associated with urban residence (AOR 4.99, 95% CI 1.35-18.53). There were no independent predictors of hyperglycemia. Conclusions: Cardiometabolic risk factors were common in this young Ugandan cohort of PLHIV initiating dolutegravir-based ART, underscoring the need for programmatic implementation of surveillance and management of comorbidities in Uganda and similar settings.
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- 2023
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95. Peer distribution of HIV self-test kits to men who have sex with men to identify undiagnosed HIV infection in Uganda: A pilot study
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Okoboi, Stephen, Lazarus, Oucul, Castelnuovo, Barbara, Nanfuka, Mastula, Kambugu, Andrew, Mujugira, Andrew, and King, Rachel
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Public Health ,Biomedical and Clinical Sciences ,Clinical Sciences ,Health Sciences ,Clinical Trials and Supportive Activities ,Infectious Diseases ,HIV/AIDS ,Prevention ,Mental Health ,Behavioral and Social Science ,Clinical Research ,Pediatric ,Sexual and Gender Minorities (SGM/LGBT*) ,Sexually Transmitted Infections ,Infection ,Good Health and Well Being ,Adult ,Anti-HIV Agents ,Counseling ,HIV Infections ,Humans ,Male ,Mass Screening ,Patient Participation ,Peer Group ,Pilot Projects ,Program Evaluation ,Reagent Kits ,Diagnostic ,Self Care ,Serologic Tests ,Sexual and Gender Minorities ,Standard of Care ,Surveys and Questionnaires ,Uganda ,Young Adult ,General Science & Technology - Abstract
IntroductionOne-in-three men who have sex with men (MSM) in Uganda have never tested for HIV. Peer-driven HIV testing strategies could increase testing coverage among non-testers. We evaluated the yield of peer distributed HIV self-test kits compared with standard-of-care testing approaches in identifying undiagnosed HIV infection.MethodsFrom June to August 2018, we conducted a pilot study of secondary distribution of HIV self-testing (HIVST) through MSM peer networks at The AIDS Support Organization (TASO) centres in Entebbe and Masaka. Peers were trained in HIVST use and basic HIV counselling. Each peer distributed 10 HIVST kits in one wave to MSM who had not tested in the previous six months. Participants who tested positive were linked by peers to HIV care. The primary outcome was the proportion of undiagnosed HIV infections. Data were analysed descriptively.ResultsA total of 297 participants were included in the analysis, of whom 150 received HIVST (intervention). The median age of HIVST recipients was 25 years (interquartile range [IQR], 22-28) compared to 28 years IQR (25-35) for 147 MSM tested using standard-of-care (SOC) strategies. One hundred forty-three MSM (95%) completed HIVST, of which 32% had never tested for HIV. A total of 12 participants were newly diagnosed with HIV infection: 8 in the peer HIVST group and 4 in the SOC group [5.6% vs 2.7%, respectively; P = 0.02]. All participants newly diagnosed with HIV infection received confirmatory HIV testing and were initiated on antiretroviral therapy.ConclusionPeer distribution of HIVST through MSM networks is feasible and effective and could diagnose more new HIV infections than SOC approaches. Public health programs should consider scaling up peer-delivered HIVST for MSM.
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- 2020
96. Estimating the effect of pretreatment loss to follow up on TB associated mortality at public health facilities in Uganda
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Zawedde-Muyanja, Stella, Musaazi, Joseph, Manabe, Yukari C, Katamba, Achilles, Nankabirwa, Joaniter I, Castelnuovo, Barbara, and Cattamanchi, Adithya
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Public Health ,Biomedical and Clinical Sciences ,Clinical Sciences ,Health Sciences ,HIV/AIDS ,Rare Diseases ,Emerging Infectious Diseases ,Clinical Research ,Lung ,Infectious Diseases ,Tuberculosis ,Infection ,Good Health and Well Being ,Adolescent ,Adult ,Female ,Hospitals ,Public ,Humans ,Lost to Follow-Up ,Male ,Middle Aged ,Mortality ,Uganda ,General Science & Technology - Abstract
IntroductionTuberculosis (TB) mortality estimates derived only from cohorts of patients initiated on TB treatment do not consider outcomes of patients with pretreatment loss to follow-up (LFU). We aimed to assess the effect of pretreatment LFU on TB-associated mortality in the six months following TB diagnosis at public health facilities in Uganda.MethodsAt ten public health facilities, we retrospectively reviewed treatment data for all patients with a positive Xpert®MTB/RIF test result from January to June 2018. Pretreatment LFU was defined as not initiating TB treatment within two weeks of a positive test. We traced patients with pretreatment LFU to ascertain their vital status. We performed Kaplan Meier survival analysis to compare the cumulative incidence of mortality, six months after diagnosis among patients who did and did not experience pretreatment LFU. We also determined the health facility level estimates of TB associated mortality before and after incorporating deaths prior to treatment initiation among patients who experienced pretreatment LFU.ResultsOf 510 patients with positive test, 100 (19.6%) experienced pretreatment LFU. Of these, we ascertained the vital status of 49 patients. In the six months following TB diagnosis, mortality was higher among patients who experienced pretreatment LFU 48.1/1000py vs 22.9/1000py. Hazard ratio [HR] 3.18, 95% confidence interval [CI] (1.61-6.30). After incorporating deaths prior to treatment initation among patients who experienced pretreatment LFU, health facility level estimates of TB associated mortality increased from 8.4% (95% CI 6.1%-11.6%) to 10.2% (95% CI 7.7%-13.4%).ConclusionPatients with confirmed TB who experience pretreatment LFU have high mortality within the first six months. Efforts should be made to prioritise linkage to treatment for this group of patients. Deaths that occur prior to treatment initation should be included when reporting TB mortality in order to more accurately reflect the health impact of TB.
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- 2020
97. What drives patients’ acceptance of Digital Therapeutics? Establishing a new framework to measure the interplay between rational and institutional factors
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Alessandro Carrera, Francesca Zoccarato, Margherita Mazzeo, Emanuele Lettieri, Giovanni Toletti, Simona Bertoli, Gianluca Castelnuovo, and Emanuele Fresa
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Diffusion ,Healthcare ,Digital therapeutics ,Acceptance ,Institutional theory ,Public aspects of medicine ,RA1-1270 - Abstract
Abstract Background The rising incidence of chronic diseases among the population, further exacerbated by the phenomenon of aging, is a primary concern and a serious challenge for the healthcare systems worldwide. Among the wide realm of health digital technologies, the rise of Digital Therapeutics (DTx), which are medical devices able to deliver evidence-based treatments to manage and treat diseases, opens new opportunities. However, their diffusion and usage are still fragmented among countries. As the diffusion results from the adoption of technology from a social system and individual acceptance, this study aims to design and test a theoretical model that investigates the intention to use DTx, with a particular focus on the treatment of obesity, as a widespread and burdensome chronic condition. Methods This research is built on 336 answers coming from a survey to test the proposed model, which consists of a combination of organizational mechanisms, derived from Institutional Theory, and rational factors, derived from the Technology Acceptance Model (TAM). The survey has been delivered to patients and former patients of Istituto Auxologico Italiano, a hospital with several locations in northern Italy, recognized as a center of excellence for the treatment of obesity. Results The analyses of the answers, performed through the Structural Equation Modelling (SEM) technique, confirmed the influence of the Perceived Usefulness on Intention To Use, and of the Perceived Ease Of Use on the Perceived Usefulness, confirming the validity of the assumptions derived from the TAM. On the other hand, institutional factors were introduced as antecedents of the Perceived Usefulness, and the Perceived Ease Of Use. Results show that the Regulative Pillar influences both the TAM constructs, the Normative Pillar (peer influence) has a positive effect only on the Perceived Usefulness, and finally, the Cultural Pillar impacts the Perceived Ease Of Use. Conclusion This study allows filling the knowledge gap regarding the usage of the Institutional as a means to predict individuals’ intentions. Moreover, managerial contributions are available as the results have been operationalized into practical advice to managers and healthcare professionals to foster the adoption, and thus the diffusion, of Digital Therapeutics.
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- 2023
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98. Biphenotypic sinonasal sarcoma: European multicentre case-series and systematic literature review
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Mario Turri-Zanoni, Gianluca Dalfino, Matt Lechner, Iacopo Dallan, Paolo Battaglia, Carla Facco, Francesca Franzi, Giacomo Gravante, Marco Ferrari, Dimitrios Terzakis, Amrita Jay, Martin D. Forster, Andrea Luigi Ambrosoli, Maurizio Bignami, Christos Georgalas, Philippe Herman, Piero Nicolai, Valerie J. Lund, and Paolo Castelnuovo
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Otorhinolaryngology ,RF1-547 - Published
- 2022
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99. Altered recognition of fearful and angry facial expressions in women with fibromyalgia syndrome: an experimental case–control study
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Federica Scarpina, Ada Ghiggia, Giulia Vaioli, Giorgia Varallo, Paolo Capodaglio, Marco Arreghini, Gianluca Castelnuovo, Alessandro Mauro, and Lorys Castelli
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Medicine ,Science - Abstract
Abstract Evidence relative to facial emotion recognition and the role played by alexithymia in fibromyalgia syndrome is rare and heterogeneous. In this work, we investigated this ability in fibromyalgia investigating the implicit behaviour in the facial emotion recognition task, focusing on fear and anger. Twenty women with fibromyalgia and twenty healthy women as controls performed a facial emotion recognition of fearful and angry expressions. Their implicit behaviour was scored in accordance with the redundant target effect. The level of alexithymic traits through a standard psychological questionnaire and its effect on behavioral performance were also assessed. Participants affected by fibromyalgia reported a lower level of accuracy in recognizing fearful and angry expressions, in comparison with the controls. Crucially, such a difference was not explained by the different levels of alexithymic traits between groups. Our results agreed with some previous evidence suggesting an altered recognition of others’ emotional facial expressions in fibromyalgia syndrome. Considering the role of emotion recognition on social cognition and psychological well-being in fibromyalgia, we underlined the crucial role of emotional difficulties in the onset and maintenance of the symptoms life-span.
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- 2022
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100. Weight stigma in patients with overweight and obesity: validation of the Italian Weight Self-Stigma Questionnaire (WSSQ)
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Rossi, Alessandro Alberto, Manzoni, Gian Mauro, Pietrabissa, Giada, Di Pauli, Daniele, Mannarini, Stefania, and Castelnuovo, Gianluca
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- 2022
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