21 results on '"Mullins TL"'
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2. Substitution reactions of some bis(2,2'-bipyridine) and mixed 2,2'-bipyridine, 2,2',2'-terpyridine complexes of ruthenium(II). II. The kinetics of substitution of nitrite and other nucleophiles.
- Author
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Davies, NR and Mullins, TL
- Abstract
The rates of substitution of the complex ions [Ru11(H2O)bipytrpy]2+ and [Ru11(H2O)2 bipy2]2+, where bipy = 2,2'-bipyridine and trpy = 2,2',2"-terpyridine, by a number of nucleophilic reagents in aqueous solution, have been determined as a function of temperature. The reactions were observed to be second order and rates fall in the sequence Ni > NO2 > SCN-> pyridine. The range of Arrhenius parameters is very large with some unusually low frequency factors. The diaquo complex appears to undergo substitution leading to disubstituted derivatives in a single step. In the case of substitution by nitrite, there is evidence that the final products are nitro complexes formed by rapid isomerization of intermediate nitrito complexes.
- Published
- 1968
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3. Substitution reactions of some bis(2,2'-bipyridine) and mixed 2,2'-bipyridine, 2,2',2'-terpyridine complexes of ruthenium(II).
- Author
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Davies, NR and Mullins, TL
- Abstract
Substitution reactions of the complex ions [RuIIX bipy trpy]+ and [RuIIX2 bipy2]0, where X = Cl, Br, I; bipy = 2,2?-bipyridine; trpy = 2,2?2?- terpyridine, take place in aqueous solution via extremely rapid formation of the aquoammines. The rates of substitution of the aquo groups by NO-2 and N-3 occur by measurably slow processes at room temperature and are not base catalysed. The aquo complexes are immediately converted by OH- into hydroxo complexes. The pKa values of the aquo complexes are shown to be 10.0 for [RuII(H2O) bipy trpy]2+ and about 9-10 for [RuII(H2O)2 bipy2]2+, the latter being an estimate since oxidation to ruthenium(III) in alkaline solution could not be avoided. The visible and ultraviolet spectra are reported.
- Published
- 1967
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4. Preferences for Rectal Sexually Transmitted Infection Sample Collection and Sexual Behaviors Among Adolescent and Young Adult Women Accessing Primary Care Services.
- Author
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Woods HE, Schuh AM, Gaydos CA, Fenchel M, Kowalczyk Mullins TL, Conard LAE, Manabe YC, and Widdice LE
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- Adolescent, Young Adult, Female, Humans, Sexual Behavior, Primary Health Care, Chlamydia Infections diagnosis, Chlamydia Infections epidemiology, Sexually Transmitted Diseases diagnosis, Sexually Transmitted Diseases epidemiology, Sexually Transmitted Diseases prevention & control, Gonorrhea epidemiology
- Abstract
Background: High prevalence of asymptomatic rectal chlamydia and gonorrhea among women is increasingly recognized. Screening is controversial because of lack of natural history data. Barriers to screening may include reluctance to discuss anal sex and collect rectal samples. This study describes the prevalence of sexual contact exposing adolescent and young adult women to extragenital sexually transmitted infections and acceptability of self-collection and clinician collection of rectal samples, preference for self- versus clinician-collected rectal samples, and preference for home or doctor's office for sample collection., Methods: Participants were recruited from a primary care office and completed structured interviews assessing types of sexual contact and attitudes about rectal sampling. Differences were tested using χ2 and 2-sided Fisher exact test., Results: Of 110 cisgender women (aged 14-22 years) enrolled, the average age was 18.4 years (SD, 1.7 years), 83% reported a history of extragenital contact, 22% reported history of receptive anal intercourse. A majority of participants reported self- and clinician-collected rectal samples to be acceptable (86% and 73%, respectively), with preferences for self-collection (71%) over clinician collection (29%, P < 0.001) and collection at the doctor's office (85%) over home (15%, P < 0.001)., Conclusions: Adolescent and young adult (AYA) women engage in behaviors that increase the risk of rectal sexually transmitted infection (STI). Self- and clinician-collected rectal samples were acceptable. A majority of AYA women preferred to collect rectal samples in the doctor's office rather than at home. This may reduce adolescents' access to direct-to-consumer STI services. Offering in-clinic, self-collected rectal samples may improve uptake of rectal STI screening in adolescent girls., Competing Interests: Conflict of Interest and Sources of Funding: The authors have no conflict of interest to declare. Study funding was provided through U54 EB007958 from the National Institute of Biomedical Imaging and Bioengineering, National Institutes of Health. REDCap funding was provided through UL1TR001425., (Copyright © 2023 American Sexually Transmitted Diseases Association. All rights reserved.)
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- 2023
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5. Neural differences in the temporal cascade of reactive and proactive control for bilinguals and monolinguals.
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Rainey VR, Stockdale L, Flores-Lamb V, Kahrilas IJ, Mullins TL, Gjorgieva E, Morrison RG, and Silton RL
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- Attention physiology, Electroencephalography, Female, Humans, Inhibition, Psychological, Language, Male, Young Adult, Evoked Potentials physiology, Executive Function physiology, Multilingualism, Reaction Time physiology, Stroop Test
- Abstract
This study explored differences in sustained top-down attentional control (i.e., proactive control) and spontaneous types of control (i.e., reactive control) in bilingual and monolingual speakers. We modified a Color-Word Stroop task to varying levels of conflict and included switching trials in addition to more "traditional" inhibition Stroop conditions. The task was administered during scalp electroencephalography (EEG) to evaluate the temporal course of cognitive control during trials. The behavioral Stroop effect was observed across the whole sample; however, there were no differences in accuracy or response time between the bilingual and monolingual groups. Event-related potentials (ERPs) were calculated for the N200, N450, and conflict Sustained Potential (SP). On the pure-blocked incongruent trials, the bilingual group displayed reduced signal during interference suppression (N450) and increased later signal, as indexed by the conflict SP. On the mixed-block incongruent trials, both the bilinguals and monolinguals displayed increased later signal at the conflict SP. This suggests that proactive control may be a default mode for bilinguals on tasks requiring inhibition. In the switching trials, that place high demands on the executive control component of shifting, the language groups did not differ. Overall, these results suggest processing differences between bilinguals and monolinguals extend beyond early response inhibition processes. Greater integration of proactive and reactive control may be needed to sort conflicting language environments for bilinguals, which may be transferring to domain-general mechanisms., (© 2021 Society for Psychophysiological Research.)
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- 2021
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6. Human papillomavirus vaccine-related risk perceptions and subsequent sexual behaviors and sexually transmitted infections among vaccinated adolescent women.
- Author
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Mullins TL, Zimet GD, Rosenthal SL, Morrow C, Ding L, Huang B, and Kahn JA
- Subjects
- Adolescent, Condoms statistics & numerical data, Female, Humans, Papillomavirus Infections prevention & control, Risk-Taking, Safe Sex, Surveys and Questionnaires, Young Adult, Health Knowledge, Attitudes, Practice, Papillomavirus Vaccines therapeutic use, Sexual Behavior, Sexually Transmitted Diseases epidemiology
- Abstract
Objective: To examine the association between risk perceptions after human papillomavirus (HPV) vaccination and sexual behaviors and sexually transmitted infection (STI) diagnosis over 30months following vaccination., Methods: Participants included 112 sexually experienced girls aged 13-21years who were enrolled at the time of first HPV vaccination and completed ⩾2 of 4 follow-up visits at 2, 6, 18, 30months and including 30months. At each visit, participants completed surveys assessing risk perceptions (perceived need for safer sexual behaviors, perceived risk of STIs other than HPV) and sexual behaviors. STI testing was done at 6, 18, and 30months. Outcomes were condom use at last intercourse with main male partner, number of sexual partners since last study visit, and STI diagnosis. Associations between risk perceptions and sexual behaviors/STIs were examined using generalized linear mixed models., Results: Mean age was 17.9years; 88% were Black; 49% had a history of STI at baseline. Scale scores for perceived need for safer sexual behaviors did not change significantly over time. Scale scores for perceived risk of STIs other than HPV significantly changed (p=0.027), indicating that girls perceived themselves to be more at risk of STIs other than HPV over 30months following vaccination. Multivariable models demonstrated that greater perceived need for safer sexual behaviors following vaccination was associated with condom use (p=0.002) but not with number of partners or STI diagnosis. Perceived risk of STIs other than HPV was not associated with the three outcomes., Conclusions: The finding that perceived risk for STIs other than HPV was not associated with subsequent sexual behaviors or STI diagnosis is reassuring. The association between perceived need for safer sexual behaviors and subsequent condom use suggests that the HPV vaccination visit is an important opportunity to reiterate the importance of safer sexual behaviors to sexually experienced girls., (Copyright © 2016 Elsevier Ltd. All rights reserved.)
- Published
- 2016
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7. Adolescent Human Immunodeficiency Virus Care Providers' Attitudes Toward the Use of Oral Pre-Exposure Prophylaxis in Youth.
- Author
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Mullins TL, Zimet G, Lally M, and Kahn JA
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- Adolescent, Adult, Female, Health Education, Humans, Interviews as Topic, Male, Perception, Qualitative Research, Safe Sex, United States, Anti-HIV Agents therapeutic use, Attitude of Health Personnel, HIV Infections prevention & control, Health Knowledge, Attitudes, Practice, Health Personnel psychology, Pre-Exposure Prophylaxis statistics & numerical data
- Abstract
Oral pre-exposure prophylaxis (PrEP) for human immunodeficiency virus (HIV) prevention is currently indicated for use in adults in the United States and may soon be indicated for minor adolescents. However, implementation of PrEP use among minors may present unique barriers. We conducted 15 individual, semi-structured interviews among US clinicians caring for HIV-infected and at-risk youth. The theory-driven interview guide assessed demographics, perceived role of oral PrEP in HIV prevention among adolescents, perceived barriers to and facilitating factors for use of PrEP in adolescents, and clinician-reported likelihood of prescribing PrEP. Transcripts were analyzed using framework analysis. Overall, clinicians viewed PrEP as a time-limited intervention that is one part of a comprehensive approach to HIV prevention among adolescents. Perceived barriers to prescribing to minors included concerns about: confidentiality, legality of minors consenting to PrEP without parental involvement, ability of minors to understand the risks/benefits of PrEP, the possible impact of PrEP on bone accrual, off-label use of PrEP medication in minors, and the high costs associated with PrEP use. Clinician-reported facilitating factors for prescribing PrEP to youth included educating communities and other clinicians about PrEP, ensuring adequate financial resources and infrastructure for delivering PrEP, developing formal guidance on effective behavioral interventions that should be delivered with PrEP, and gaining personal experience with prescribing PrEP. Clinicians indicated greater comfort with prescribing PrEP to adults versus minors. For PrEP to become more widely available to youth at risk for HIV infection, barriers that are unique to PrEP use in minors must be addressed.
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- 2016
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8. Evaluation and Management of Adolescents with Abnormal Uterine Bleeding.
- Author
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Mullins TL, Miller RJ, and Mullins ES
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- Adolescent, Antifibrinolytic Agents therapeutic use, Contraceptives, Oral, Hormonal therapeutic use, Disease Management, Female, Humans, Uterine Hemorrhage surgery, Uterine Hemorrhage diagnosis, Uterine Hemorrhage therapy
- Abstract
The International Federation of Gynecology and Obstetrics and the American Congress of Obstetricians and Gynecologists support the use of new terminology for abnormal uterine bleeding (AUB) to consistently categorize AUB by etiology. The term AUB can be further classified as AUB/heavy menstrual bleeding (HMB) (replacing the term "menorrhagia") or AUB/intermenstrual bleeding (replacing the term "metrorrhagia"). Although many cases of AUB in adolescent women are attributable to immaturity of the hypothalamic-pituitary-ovarian axis, underlying bleeding disorders should be considered in women with AUB/HMB. This article reviews the new terminology for AUB, discusses important relevant features of history and examination, presents the laboratory evaluation of HMB, and describes hormonal (oral contraceptive pills, progestin-only methods, long-acting reversible contraceptives including intrauterine systems), hematologic (tranexamic acid and desmopressin), and surgical management options for AUB/HMB., (Copyright 2015, SLACK Incorporated.)
- Published
- 2015
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9. Risk perceptions, sexual attitudes, and sexual behavior after HPV vaccination in 11-12 year-old girls.
- Author
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Mullins TL, Widdice LE, Rosenthal SL, Zimet GD, and Kahn JA
- Subjects
- Child, Female, Humans, Interviews as Topic, Mothers, Health Knowledge, Attitudes, Practice, Papillomavirus Infections prevention & control, Papillomavirus Vaccines administration & dosage, Sexual Behavior, Vaccination psychology
- Abstract
Objectives: Among 11-12 year-old girls who received the human papillomavirus (HPV) vaccine, we explored, over the subsequent 30 months: (1) trajectories of knowledge about HPV/HPV vaccines and vaccine-related risk perceptions; (2) whether knowledge and risk perceptions impacted sexual attitudes and sexual experience; (3) whether mothers, clinicians, and media influenced girls' risk perceptions, attitudes, and behavior., Methods: Girls and mothers (n=25dyads) completed separate, semi-structured interviews within 2 days of, and 6, 18, and 30 months after, their first HPV vaccine dose. Knowledge, risk perceptions related to HPV and other sexually transmitted infections (STIs), and attitudes about sexual behaviors were assessed. Sexual experience was assessed at girls' 30 month interviews. Clinicians completed interviews at baseline. Transcribed interviews were analyzed using framework analysis., Results: Girls' baseline knowledge was poor but often improved with time. Most girls (n=18) developed accurate risk perceptions about HPV but only half (n=12) developed accurate risk perceptions about other STIs by 30 months. The vast majority of girls thought that safer sex was still important, regardless of knowledge, risk perceptions, or sexual experience. Girls whose HPV knowledge was high at baseline or increased over time tended to articulate accurate risk perceptions; those who were able to articulate accurate risk perceptions tended to report not having initiated sexual activity. Girls whose mothers demonstrated higher knowledge and/or communication about HPV vaccination tended to articulate accurate risk perceptions, whereas clinicians and media exposure did not appear to influence risk perceptions., Conclusions: Higher knowledge about HPV vaccines among mothers and girls was linked with more accurate risk perceptions among girls. Clinicians may play an important role in providing education about HPV vaccines to mothers and girls., (Copyright © 2015 Elsevier Ltd. All rights reserved.)
- Published
- 2015
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10. Clinician attitudes toward CDC interim pre-exposure prophylaxis (PrEP) guidance and operationalizing PrEP for adolescents.
- Author
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Mullins TL, Lally M, Zimet G, and Kahn JA
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- Adolescent, Adult, Female, Humans, Male, Middle Aged, United States, Attitude of Health Personnel, Centers for Disease Control and Prevention, U.S., HIV Infections prevention & control, Health Knowledge, Attitudes, Practice, Practice Guidelines as Topic, Pre-Exposure Prophylaxis
- Abstract
Prior to issuing formal HIV pre-exposure prophylaxis (PrEP) clinical practice guidelines in 2014, the US Centers for Disease Control and Prevention (CDC) had released interim guidance for oral PrEP use among adults. Because oral PrEP may be used off-label for youth and may soon be indicated for minor adolescents, we examined the potential adoption of the interim guidance among clinicians who care for HIV-infected and at-risk youth. Individual, semi-structured interviews were conducted with 15 US clinicians who were recruited through an adolescent HIV research network. The theory-driven interview guide, consisting primarily of open-ended questions, assessed demographics, familiarity with the guidance, attitudes toward the guidance, and attitudes toward the use of the guidance for adult and adolescent patients. Transcripts were analyzed using framework analysis. Most clinicians (11/15) reported that the guidance was compatible with their practice, although several reported that some aspects, particularly frequency of follow-up visits, needed to be tailored to meet their patients' needs. We found variability in clinician reported characteristics of appropriate PrEP candidates (e.g., youth with substance use and mental health issues were noted to be both suitable and unsuitable PrEP candidates) and PrEP use in serodiscordant couples (e.g., whether PrEP would be recommended to a patient whose HIV-infected partner is virally suppressed). Clinician reported steps for initiation, monitoring, and discontinuing PrEP were largely consistent with the guidance. The observed variability in clinician practice with regard to oral PrEP may be reduced through interventions to educate clinicians about the content and rationale for guideline recommendations.
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- 2015
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11. Syphilis among adolescents and young adults in Cincinnati, Ohio: testing, infection and characteristics of youth with syphilis infection.
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Patterson-Rose S, Mullins TL, Hesse EA, Lehmann C, and Widdice LE
- Abstract
Little is known about the epidemiology of syphilis among adolescents and young adults. This study examined, among more than 17000 young people aged 13-22 years old, trends in rates of syphilis testing and infection; characteristics of infected adolescents; and agreement about syphilis staging and treatment between provider and chart reviewer. Rates of syphilis testing increased but rates of syphilis infection did not increase significantly over a 5-year period. A majority of infected men reported only opposite-sex sexual contact. High agreement between providers and chart reviewers was found. These findings demonstrate the need for complete assessment of risk factors and use of local epidemiology in screening practices.
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- 2015
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12. Update on HIV Testing, Management, and Prevention in Adolescents and Young Adults.
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Mullins TL and Lehmann CE
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- Adolescent, Anti-Retroviral Agents therapeutic use, Bisexuality, CD4 Lymphocyte Count, Circumcision, Male, Drug Interactions, Female, HIV Infections therapy, Homosexuality, Male, Humans, Male, Mass Screening methods, Post-Exposure Prophylaxis methods, Practice Guidelines as Topic, Pre-Exposure Prophylaxis methods, Pregnancy, Pregnancy Complications, Infectious diagnosis, Pregnancy Complications, Infectious drug therapy, United States, Adolescent Health, HIV Infections diagnosis, HIV Infections prevention & control, Sexual Behavior
- Published
- 2014
13. Risk perceptions and subsequent sexual behaviors after HPV vaccination in adolescents.
- Author
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Mayhew A, Mullins TL, Ding L, Rosenthal SL, Zimet GD, Morrow C, and Kahn JA
- Subjects
- Adolescent, Female, Follow-Up Studies, Humans, Longitudinal Studies, Papillomavirus Infections prevention & control, Papillomavirus Infections psychology, Risk Factors, Sexually Transmitted Diseases prevention & control, Sexually Transmitted Diseases psychology, Surveys and Questionnaires, Young Adult, Adolescent Behavior psychology, Health Knowledge, Attitudes, Practice, Papillomavirus Vaccines administration & dosage, Sexual Behavior psychology
- Abstract
Objectives: Concerns have been raised that human papillomavirus (HPV) vaccination could lead to altered risk perceptions and an increase in risky sexual behaviors among adolescents. The aim of this study was to assess whether adolescent risk perceptions after the first vaccine dose predicted subsequent sexual behaviors., Methods: Young women 13 to 21 years of age (N = 339) completed questionnaires immediately after HPV vaccination, and 2 and 6 months later, assessing demographic characteristics, knowledge/attitudes about HPV vaccination, risk perceptions, and sexual behaviors. Risk perceptions were measured by using 2 5-item scales assessing: (1) perceived risk of sexually transmitted infections (STI) other than HPV, and (2) perceived need for safer sexual behaviors after HPV vaccination. We assessed associations between risk perceptions at baseline and sexual behaviors over the next 6 months by using logistic regression, stratifying participants by sexual experience at baseline and age (13-15 vs. 16-21 years)., Results: Among all sexually inexperienced participants (42.5%), baseline risk perceptions were not associated with subsequent sexual initiation; in age-stratified analyses, girls 16 to 21 years of age who reported lower perceived risk for other STI (an inappropriate perception) were less likely to initiate sex (odds ratio [OR] 0.13, 95% confidence interval [CI] 0.03-0.69). Among all sexually experienced participants (57.5%) and in age-stratified analyses, baseline risk perceptions were not associated with subsequent number of sexual partners or condom use., Conclusions: Risk perceptions after HPV vaccination were not associated with riskier sexual behaviors over the subsequent 6 months in this study sample.
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- 2014
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14. Human papillomavirus vaccine communication: perspectives of 11-12 year-old girls, mothers, and clinicians.
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Mullins TL, Griffioen AM, Glynn S, Zimet GD, Rosenthal SL, Fortenberry JD, and Kahn JA
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- Child, Female, Humans, Interviews as Topic, Papillomavirus Vaccines administration & dosage, Suburban Population, Urban Population, Health Communication methods, Papillomavirus Infections prevention & control, Papillomavirus Vaccines adverse effects, Papillomavirus Vaccines immunology
- Abstract
Objectives: Because little is known about the content of human papillomavirus (HPV) vaccine-related discussions with young adolescent girls in clinical settings, we explored communication between 11- and 12 year-old girls, mothers, and clinicians regarding HPV vaccines and concordance in reports of maternal and clinician communication., Methods: We conducted individual interviews with 33 girls who had received the quadrivalent HPV vaccine in urban and suburban clinical settings, their mothers, and their clinicians. Data were analyzed using qualitative methods., Results: From the perspectives of both girls and mothers, clinicians and parents were the preferred sources of HPV vaccine information for girls. Vaccine efficacy and risks/benefits of vaccination were the most commonly reported desired and actual topics of discussion by mothers, girls, and clinicians. Clinician recommendation of vaccination was reported by nearly one-fifth of girls and nearly half of mothers. The most common concordant messages were related to efficacy of the vaccine, with concordance in 70% of triads. The most common discordant messages were related to sexual health. Approximately half of clinicians (16) reported discussing sexual health, but only 5 mothers (15%) and 4 girls (12%) reported this. Triads recruited from suburban (vs. urban) practices had higher degrees of concordance in reported vaccination communication., Conclusions: HPV vaccine efficacy and safety are important topics for clinicians to discuss with both girls and mothers; educating mothers is important because parents are a preferred source of vaccine-related information for girls. Because girls may be missing important vaccine-related messages, they should be encouraged to actively engage in vaccine discussions., (Copyright © 2013 Elsevier Ltd. All rights reserved.)
- Published
- 2013
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15. Incident anal human papillomavirus and human papillomavirus-related sequelae in HIV-infected versus HIV-uninfected adolescents in the United States.
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Mullins TL, Wilson CM, Rudy BJ, Sucharew H, and Kahn JA
- Subjects
- Adolescent, Anal Canal virology, Anus Diseases complications, Anus Diseases virology, Child, Cohort Studies, Demography, Female, Follow-Up Studies, HIV Infections complications, HIV Infections virology, HIV Seropositivity, Humans, Incidence, Male, Multivariate Analysis, Papillomavirus Infections complications, Papillomavirus Infections virology, Proportional Hazards Models, United States epidemiology, Anus Diseases epidemiology, HIV Infections epidemiology, Papillomaviridae isolation & purification, Papillomavirus Infections epidemiology
- Abstract
Background: Little is known about the incidence of anal human papillomavirus (HPV) infection and related sequelae, as well as factors associated with these outcomes, among adolescents who are HIV infected versus HIV uninfected but at risk., Methods: We analyzed the data from a multisite US study, the Reaching for Excellence in Adolescent Care and Health Project. Adolescents aged 12 to 18 years who were behaviorally HIV infected (n = 319) or HIV uninfected but at risk (n = 177) were recruited. Incidence rates for anal HPV, high-risk anal HPV, anogenital warts, and anal dysplasia were calculated using Poisson modeling. Factors associated with these outcomes were examined using Cox proportional hazards modeling., Results: Mean age at entry was 16.8 years; mean (SD) follow-up time for detection of anal HPV was 22.4 (10.8) months. Most participants (76%) were female; 70% were black non-Hispanic. HIV-infected (vs. HIV-uninfected) women had a significantly higher incidence of anal HPV (30 vs. 14 per 100 person-years; P = 0.002), high-risk anal HPV (12 vs. 5.3 per 100 person-years; P = 0.04), and anogenital warts (6.7 vs. 1.6 per 100 person-years; P = 0.002) but not anal dysplasia. Although incidence rates were higher for these outcomes among HIV-infected versus HIV-uninfected men, the differences were not statistically significant. Among women, factors associated with anal HPV and related sequelae differed by HIV status and included biological, behavioral, and HIV-related factors. No factors were associated with outcomes in men., Conclusions: HIV-infected versus HIV-uninfected adolescent women had higher rates of anal HPV and anogenital warts. Because HIV-infected youth are at increased risk of these outcomes, enhanced HPV prevention efforts such as vaccination are warranted for this group.
- Published
- 2013
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16. Incidence of sexually transmitted infections in HIV-infected and HIV-uninfected adolescents in the USA.
- Author
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Mullins TL, Rudy BJ, Wilson CM, Sucharew H, and Kahn JA
- Subjects
- Adolescent, Child, Chlamydia Infections complications, Chlamydia Infections microbiology, Female, Gonorrhea complications, Gonorrhea microbiology, HIV Infections epidemiology, Humans, Incidence, Interviews as Topic, Longitudinal Studies, Male, Multivariate Analysis, Proportional Hazards Models, Risk Factors, Socioeconomic Factors, Surveys and Questionnaires, Trichomonas Infections complications, Trichomonas Infections microbiology, United States epidemiology, Chlamydia Infections epidemiology, Gonorrhea epidemiology, HIV Infections complications, HIV Seronegativity, Trichomonas Infections epidemiology
- Abstract
Little is known about the incidence of bacterial sexually transmitted infections (STIs) among HIV-infected versus HIV-uninfected adolescents. This secondary analysis of a national, multisite study included adolescents aged 12-18 years who were behaviourally HIV-infected (n = 346) or HIV-uninfected but at-risk (n = 182). Incidence rates of bacterial STIs (gonorrhoea, chlamydia [CT] and trichomonas [TV; women]) were calculated using Poisson modelling. Factors associated with incident STIs were explored using Cox proportional hazards modelling. HIV-infected versus HIV-uninfected women had higher TV incidence (1.3 versus 0.6/100 person-months; P = 0.002). HIV-uninfected versus HIV-infected women had higher CT incidence (1.6 versus 1.1/100 person-months; P = 0.04). Among women, demographic, behavioural and HIV-related factors were associated with incident STIs. Among men, there were no differences in incident STIs. In this first analysis comparing STI incidence between HIV-infected and HIV-uninfected adolescents, bacterial STI incidence among women significantly differed by HIV status, and factors associated with incident STIs varied by STI and HIV status.
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- 2013
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17. Changes in human immunodeficiency virus testing rates among urban adolescents after introduction of routine and rapid testing.
- Author
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Mullins TL, Kollar LM, Lehmann C, and Kahn JA
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- Adolescent, Adult, Female, Humans, Logistic Models, Male, Primary Health Care statistics & numerical data, Reagent Kits, Diagnostic, Retrospective Studies, Urban Population statistics & numerical data, Young Adult, AIDS Serodiagnosis methods, HIV Infections diagnosis, Patient Acceptance of Health Care statistics & numerical data
- Abstract
Objectives: To examine human immunodeficiency virus (HIV) testing rates among adolescents during a 3-year period to determine (1) if the rate of testing increased after publication of national recommendations for routine HIV testing in 2006, and again after the introduction of rapid testing in the clinic in 2007, and (2) factors associated with HIV testing., Design: Retrospective medical record review., Setting: Urban hospital-based adolescent primary care clinic., Participants: Thirteen- to 22-year-old sexually experienced patients who had computerized billing data reflecting testing for sexually transmitted infections, including HIV., Outcome Measures: Rates of HIV testing for each of 3 one-year phases-phase 1 (pre-routine testing recommendations), phase 2 (post-routine testing recommendations but pre-rapid testing), and phase 3 (post-rapid testing)-and factors associated with HIV testing., Results: In total, 9491 patients were included. The rate of HIV testing in phase 2 was significantly higher than the rate of testing in phase 1 (27.7% vs 12.6%, P < .001). The rate of testing in phase 3 was significantly higher than the rate of testing in phase 2 (44.6% vs 27.7%, P < .001) and phase 1 (P < .001). Factors independently associated with HIV testing included phase, older age, male sex, race, public insurance status, and having a genitourinary-related diagnosis during the same phase., Conclusions: The HIV testing rates increased significantly following publication of recommendations for routine testing and further increased following introduction of rapid testing. Combining routine and rapid testing strategies may increase uptake of HIV testing among adolescents in primary care settings.
- Published
- 2010
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18. Adolescent preferences for human immunodeficiency virus testing methods and impact of rapid tests on receipt of results.
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Kowalczyk Mullins TL, Braverman PK, Dorn LD, Kollar LM, and Kahn JA
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- Adolescent, Choice Behavior, Female, HIV Antibodies blood, HIV Infections prevention & control, Health Knowledge, Attitudes, Practice, Humans, Male, Reagent Kits, Diagnostic, Sensitivity and Specificity, United States epidemiology, Urban Population statistics & numerical data, Young Adult, AIDS Serodiagnosis methods, Adolescent Behavior psychology, HIV Antibodies analysis, HIV Infections diagnosis, Patient Acceptance of Health Care statistics & numerical data, Saliva virology
- Abstract
Purpose: Rapid human immunodeficiency virus (HIV) tests may be more acceptable to adolescents and may improve receipt of test results. We conducted a study to determine (a) adolescent preferences for different HIV testing methods (rapid oral fluid vs. rapid fingerstick vs. traditional venipuncture), (b) factors associated with choice of a rapid vs. traditional test, and (c) whether those who chose a rapid method were more likely to receive test results., Methods: Participants (N=99, 13-22 years old, both genders) were recruited from an urban hospital-based adolescent primary care clinic, agreed to HIV testing with their choice of method, and completed a questionnaire assessing demographic characteristics and attitudes about HIV testing. Logistic regression modeling was used to determine factors associated with choice of a rapid versus traditional test., Results: Half (50.5%) of participants chose rapid oral fluid testing, 30.3% traditional venipuncture testing, and 19.2% rapid fingerstick testing (p < .01). Factors independently associated with choice of a rapid versus traditional method included preference for an oral fluid versus blood test and perceived approval of HIV testing by one's healthcare provider. Participants who chose a rapid test were more likely to receive their test results within the follow-up period than participants who chose a traditional test (91.3% vs. 46.7%, p < .001)., Conclusions: In this study, 70% of adolescents preferred rapid to traditional HIV testing, and rapid testers were more likely to receive their results within the follow-up period. Offering rapid testing may lead to improved receipt of results among adolescents in urban primary care settings., (Copyright 2010 Society for Adolescent Medicine. Published by Elsevier Inc. All rights reserved.)
- Published
- 2010
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19. Infected urachal cysts.
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Guarnaccia SP, Mullins TL, and Sant GR
- Subjects
- Adult, Biopsy, Needle, Cystoscopy, Escherichia coli Infections complications, Escherichia coli Infections surgery, Female, Humans, Tomography, X-Ray Computed, Urachal Cyst surgery, Urography, Escherichia coli Infections diagnosis, Urachal Cyst complications
- Abstract
Infected urachal cysts present with protean clinical manifestations. Diagnosis is frequently difficult in spite of the use of modern genitourinary radiologic imaging techniques. Patients with intra-abdominal or pelvic symptoms are frequently misdiagnosed. Surgical excision is the treatment of choice for infected urachal cysts.
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- 1990
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20. Testicular microlithiasis occurring in postorchiopexy testis.
- Author
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Mullins TL, Sant GR, Ucci AA Jr, and Doherty FJ
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- Adult, Calcinosis diagnosis, Calculi diagnosis, Humans, Male, Postoperative Complications diagnosis, Testicular Diseases diagnosis, Testis pathology, Time Factors, Ultrasonography, Calculi etiology, Cryptorchidism surgery, Postoperative Complications etiology, Testicular Diseases etiology, Testis surgery
- Abstract
Testicular microlithiasis occurring in a postorchiopexy testis is described. The histologic characteristics of this uncommon entity are presented, and its etiology and clinical significance are briefly reviewed.
- Published
- 1986
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21. Testicular microlithiasis. A unique sonographic appearance.
- Author
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Doherty FJ, Mullins TL, Sant GR, Drinkwater MA, and Ucci AA Jr
- Subjects
- Adult, Humans, Male, Calculi diagnosis, Testicular Diseases diagnosis, Ultrasonography
- Published
- 1987
- Full Text
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