5 results on '"Reisdorf, Erik"'
Search Results
2. Rhinovirus illnesses during infancy predict subsequent childhood wheezing.
- Author
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Lemanske, Robert F., Jackson, Daniel J., Gangnon, Ronald E., Evans, Michael D., Li, Zhanhai, Shult, Peter A., Kirk, Carol J., Reisdorf, Erik, Roberg, Kathy A., Anderson, Elizabeth L., Carlson-Dakes, Kirstin T., Adler, Kiva J., Gilbertson-White, Stephanie, Pappas, Tressa E., DaSilva, Douglas F., Tisler, Christopher J., and Gern, James E.
- Subjects
ASTHMA in children ,RESPIRATORY diseases ,PARAMYXOVIRUSES ,ASTHMA - Abstract
Background: The contribution of viral respiratory infections during infancy to the development of subsequent wheezing and/or allergic diseases in early childhood is not established. Objective: To evaluate these relationships prospectively from birth to 3 years of age in 285 children genetically at high risk for developing allergic respiratory diseases. Methods: By using nasal lavage, the relationship of timing, severity, and etiology of viral respiratory infections during infancy to wheezing in the 3rd year of life was evaluated. In addition, genetic and environmental factors that could modify risk of infections and wheezing prevalence were analyzed. Results: Risk factors for 3rd year wheezing were passive smoke exposure (odds ratio [OR]=2.1), older siblings (OR=2.5), allergic sensitization to foods at age 1 year (OR=2.0), any moderate to severe respiratory illness without wheezing during infancy (OR=3.6), and at least 1 wheezing illness with respiratory syncytial virus (RSV; OR=3.0), rhinovirus (OR=10) and/or non–rhinovirus/RSV pathogens (OR=3.9) during infancy. When viral etiology was considered, 1st-year wheezing illnesses caused by rhinovirus infection were the strongest predictor of subsequent 3rd year wheezing (OR=6.6; P < .0001). Moreover, 63% of infants who wheezed during rhinovirus seasons continued to wheeze in the 3rd year of life, compared with only 20% of all other infants (OR=6.6; P < .0001). Conclusion: In this population of children at increased risk of developing allergies and asthma, the most significant risk factor for the development of preschool childhood wheezing is the occurrence of symptomatic rhinovirus illnesses during infancy that are clinically and prognostically informative based on their seasonal nature. [Copyright &y& Elsevier]
- Published
- 2005
- Full Text
- View/download PDF
3. Rapid Detection of Influenza Outbreaks in Long-Term Care Facilities Reduces Emergency Room Visits and Hospitalization: A Randomized Trial.
- Author
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Temte, Jonathan L., Checovich, Mary M., Barlow, Shari, Shult, Peter A., Reisdorf, Erik, Haupt, Thomas E., Hamrick, Irene, and Mundt, Marlon P.
- Subjects
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INFLUENZA diagnosis , *PREVENTION of epidemics , *LENGTH of stay in hospitals , *EVALUATION of medical care , *HOSPITAL emergency services , *HEALTH services accessibility , *CONFIDENCE intervals , *HOSPITAL utilization , *RAPID diagnostic tests , *RESPIRATORY infections , *ANTIVIRAL agents , *RANDOMIZED controlled trials , *PATIENTS' attitudes , *INFLUENZA , *HOSPITAL care , *RESIDENTIAL care , *ROUTINE diagnostic tests , *LONG-term health care , *EMERGENCY room visits , *OSELTAMIVIR - Abstract
To assess whether the use of rapid influenza diagnostic tests (RIDTs) for long-term care facility (LTCF) residents with acute respiratory infection is associated with increased antiviral use and decreased health care utilization. Nonblinded, pragmatic, randomized controlled trial evaluating a 2-part intervention with modified case identification criteria and nursing staff–initiated collection of nasal swab specimen for on-site RIDT. Residents of 20 LTCFs in Wisconsin matched by bed capacity and geographic location and then randomized. Primary outcome measures, expressed as events per 1000 resident-weeks, included antiviral treatment courses, antiviral prophylaxis courses, total emergency department (ED) visits, ED visits for respiratory illness, total hospitalizations, hospitalizations for respiratory illness, hospital length of stay, total deaths, and deaths due to respiratory illness over 3 influenza seasons. Oseltamivir use for prophylaxis was higher at intervention LTCFs [2.6 vs 1.9 courses per 1000 person-weeks; rate ratio (RR) 1.38, 95% CI 1.24-1.54; P <.001]; rates of oseltamivir use for influenza treatment were not different. Rates of total ED visits (7.6 vs 9.8/1000 person-weeks; RR 0.78, 95% CI 0.64-0.92; P =.004), total hospitalizations (8.6 vs 11.0/1000 person-weeks; RR 0.79, 95% CI 0.67-0.93; P =.004), and hospital length of stay (35.6 days vs 55.5 days/1000 person-weeks; RR 0.64, 95% CI 0.0.59-0.69; P <.001) were lower at intervention as compared to control LTCFs. No significant differences were noted for respiratory-related ED visits or hospitalizations or in rates for all-cause or respiratory-associated mortality. The use of low threshold criteria to trigger nursing staff–initiated testing for influenza with RIDT resulted in increased prophylactic use of oseltamivir. There were significant reductions in the rates of all-cause ED visits (22% decline), hospitalizations (21% decline), and hospital length of stay (36% decline) across 3 combined influenza seasons. No significant differences were noted in respiratory-associated and all-cause deaths between intervention and control sites. [ABSTRACT FROM AUTHOR]
- Published
- 2023
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- View/download PDF
4. Evaluation of Viruses Associated With Acute Respiratory Infections in Long-Term Care Facilities Using a Novel Method: Wisconsin, 2016‒2019.
- Author
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Checovich, Mary M., Barlow, Shari, Shult, Peter, Reisdorf, Erik, and Temte, Jonathan L.
- Subjects
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COLLECTION & preservation of biological specimens , *CHI-squared test , *CORONAVIRUSES , *ENTEROVIRUSES , *IMMUNOLOGY technique , *INFLUENZA , *LONG-term health care , *ORTHOMYXOVIRUSES , *POLYMERASE chain reaction , *RESPIRATORY infections , *RESPIRATORY syncytial virus , *VIRUSES - Abstract
Residents of long-term care facilities (LCTFs) have high morbidity and mortality associated with acute respiratory infections (ARIs). Limited information exists on the virology of ARI in LTCFs, where virological testing is reactive. We report on findings of a surveillance feasibility substudy from a larger prospective trial of introducing rapid influenza diagnostic testing (RIDT) at 10 Wisconsin LTCFs. Any resident with symptoms consistent with ARI had a nasal swab specimen collected for RIDT by staff. Following RIDT, the residual swab was placed into viral transport medium and tested for influenza using Reverse transcription polymerase chain reaction, and for 20 pathogens using a multiplex polymerase chain reaction respiratory pathogen panel. Numbers of viruses in each of 7 categories (influenza A, influenza B, coronaviruses, human metapneumovirus, parainfluenza, respiratory syncytial virus, and rhinovirus/enterovirus) across the 3 years were compared using χ2. Totals of 160, 215, and 122 specimens were collected during 2016‒2017, 2017‒2018, and 2018‒2019, respectively. Respiratory pathogen panel identified viruses in 54.8% of tested specimens. Influenza A (19.2%), influenza B (12.6%), respiratory syncytial virus (15.9%), and human metapneumovirus (20.9%) accounted for 69% of all detections, whereas coronaviruses (17.2%), rhinovirus/enterovirus (10.5%) and parainfluenza (3.8%) were less common. The distribution of viruses varied significantly across the 3 years (χ2 = 71.663; df = 12; P <.001). Surveillance in LTCFs using nasal swabs collected for RIDT is highly feasible and yields high virus identification rates. Significant differences in virus composition occurred across the 3 study years. Simple approaches to surveillance may provide a more comprehensive assessment of respiratory viruses in LTCF settings. [ABSTRACT FROM AUTHOR]
- Published
- 2020
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5. Rapid Detection of Influenza in Nursing Homes Reduces Emergency Department Visits.
- Author
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Hamrick, Irene, Temte, Jonathan, Barlow, Shari, Reisdorf, Erik, Mundt, Marlon, Haupt, Thomas, and Shult, Peter
- Subjects
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INFLUENZA diagnosis , *HOSPITAL emergency services , *RAPID diagnostic tests , *NURSING care facilities , *MEDICAL appointments - Published
- 2023
- Full Text
- View/download PDF
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