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Published on: July 24, 2013
Prevalence and Predictors of Hospitalizations Among HIV-Infected and At-Risk HIV-Uninfected Women
Anna L Hotton1, Kathleen M Weber, Ronald C Hershow
1*The CORE Center, Cook County Health and Hospitals System, Chicago, IL; †Division of Epidemiology and Biostatistics, University of Illinois at Chicago, School of Public Health, Chicago, IL; ‡Albert Einstein College of Medicine and Montefiore Medical Center, Bronx, NY; §Division of Biostatistics, University of California San Francisco, San Francisco, CA; ‖Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD; ¶Downstate Medical Center, State University of New York, Brooklyn, NY; #City of Hope National Medical Center, Duarte, CA and the Keck School of Medicine, University of Southern California, Los Angeles, CA; **Division of Infectious Diseases, Georgetown University Medical Center, Washington, DC; and ††Departments of Medicine, Stroger Hospital and Rush University Medical Center, Chicago, IL.
Insights
The Veterans Aging Cohort Study (VACS) Index score and psychosocial factors like depression and diabetes predict hospitalization risk in both HIV-infected and uninfected women. These factors are important for understanding women's health outcomes.
Area of Science:
- Medical research
- Public health
- Epidemiology
Background:
- Hospitalization risk is a critical outcome for women's health.
- Understanding predictors of hospitalization is essential for preventative care in both HIV-infected and HIV-uninfected populations.
Purpose of the Study:
- To evaluate the Veterans Aging Cohort Study (VACS) Index score and psychosocial/clinical factors as predictors of all-cause hospitalization.
- To assess these predictors among women on highly active antiretroviral therapy (HAART) and HIV-uninfected women.
Main Methods:
- Data from 2008-2014 included 1585 HIV-infected and 692 HIV-uninfected women.
- Cox proportional hazards regression analyzed predictors of first hospitalization over a 2-year period.
Main Results:
- For HIV-infected women, VACS Index score, depression, smoking, abuse history, diabetes, and black race increased hospitalization risk.
- For HIV-uninfected women, VACS Index score, depression, diabetes, and black race predicted hospitalization.
- Psychosocial and clinical factors independently predicted hospitalization risk in both groups.
Conclusions:
- Psychosocial and clinical factors are significant independent predictors of hospitalization in women, regardless of HIV status.
- Further research into contextual and psychosocial influences on women's health outcomes is warranted.
Objectives:
We evaluated the Veterans Aging Cohort Study (VACS) Index score, an index composed of age, CD4 count, viral load, hemoglobin, Hepatitis C coinfection, Fibrosis Index-4, and estimated glomerular filtration rate, and psychosocial and clinical risk factors for all-cause hospitalization among HIV-infected women on highly active antiretroviral therapy and HIV-uninfected women.
Methods:
Data were collected from 2008 to 2014 from 1585 highly active antiretroviral therapy-experienced HIV infected and 692 uninfected women. Cox proportional hazards regression evaluated predictors of first hospitalization over 2 years.
Results:
Among HIV-infected women, VACS Index score (per 5 points) [adjusted hazard ratio (aHR) 1.08; 95% confidence interval (CI): 1.06 to 1.11], Centers for Epidemiologic Studies-Depression (CESD) scores ≥16 (aHR 1.61; 95% CI: 1.30 to 1.99), smoking (aHR 1.26; 95% CI: 1.02 to 1.55), abuse history (aHR 1.52; 95% CI: 1.20 to 1.93), diabetes (aHR 1.63; 95% CI: 1.31 to 2.04), and black race (aHR 1.28; 95% CI: 1.03 to 1.59) increased risk of hospitalization. Among HIV-uninfected women, VACS Index score (aHR 1.08; 95% CI: 1.03 to 1.13), CESD scores ≥16 (aHR 1.38; 95% CI: 1.02 to 1.86), diabetes (aHR 2.15; 95% CI: 1.57 to 2.95), and black race (aHR 1.61; 95% CI: 1.15 to 2.24) predicted subsequent hospitalization.
Conclusions:
Psychosocial and clinical factors were associated with risk of hospitalization independently of the VACS Index score. Additional research on contextual and psychosocial influences on health outcomes among women is needed.
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