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A Protocol for Analyzing Hepatitis C Virus Replication
Published on: June 26, 2014
The association between hepatitis C infection and prevalent cardiovascular disease among HIV-infected individuals
Matthew S Freiberg1, Debbie M Cheng, Kevin L Kraemer
1Division of General Internal Medicine, Department of Medicine, University of Pittsburgh School of Medicine, Pittsburgh, PA 15213, USA. freibergms@upmc.edu
Insights
Hepatitis C co-infection significantly increases the odds of cardiovascular disease (CVD) in individuals with HIV. This highlights the importance of managing hepatitis C to reduce CVD risk in this population.
Area of Science:
- Infectious Diseases
- Cardiology
- Epidemiology
Background:
- Cardiovascular disease (CVD) is a leading cause of morbidity and mortality in individuals with HIV.
- Hepatitis C virus (HCV) infection is common among HIV-infected individuals and may influence CVD risk.
Purpose of the Study:
- To investigate the association between hepatitis C co-infection and the prevalence of cardiovascular disease (CVD) in a cohort of HIV-infected individuals.
Main Methods:
- Cross-sectional analysis of data from the HIV-Longitudinal Interrelationships of Viruses and Ethanol (HIV-LIVE) cohort.
- Logistic regression was used to compare CVD prevalence between HIV-infected individuals with and without hepatitis C co-infection.
Main Results:
- The prevalence of CVD was substantially higher in individuals co-infected with HIV and hepatitis C (11.1%) compared to those with HIV alone (2.5%).
- Hepatitis C co-infection was associated with significantly higher age-adjusted odds of CVD (adjusted OR 4.65).
- This association remained robust after adjusting for various sociodemographic, substance use, and cardiovascular risk factors.
Conclusions:
- Hepatitis C co-infection is linked to increased odds of prevalent CVD among HIV-infected individuals.
- These findings suggest that hepatitis C may contribute to an elevated risk of cardiovascular disease in the context of HIV infection.
Objective:
To examine the association between hepatitis C and prevalent cardiovascular disease (CVD) among HIV-infected individuals.
Design:
A cross-sectional analysis of data from the HIV-Longitudinal Interrelationships of Viruses and Ethanol (HIV-LIVE) cohort, a prospective cohort of HIV-infected individuals with current or past alcohol problems.
Methods:
We analysed health questionnaire and laboratory data from 395 HIV-infected individuals (50.1% co-infected with hepatitis C) using logistic regression to estimate the odds ratio (OR) for the prevalence of CVD among those co-infected with hepatitis C and HIV compared with those infected with HIV alone.
Results:
The prevalence of CVD was higher among those co-infected with hepatitis C compared with those with HIV alone (11.1 versus 2.5%, respectively). After adjusting for age, the OR for the prevalence of CVD was significantly higher among those with hepatitis C co-infection (adjusted OR 4.65, 95% confidence interval 1.70-12.71). The relationship between hepatitis C and CVD persisted when adjusting for age and other sociodemographic characteristics, substance use, and cardiovascular risk factors in separate regression models.
Conclusion:
Co-infection with hepatitis C among a cohort of HIV-infected individuals was associated with a higher age-adjusted odds for the prevalence of CVD. These data suggest that hepatitis C infection may be associated with an increased risk of CVD among those co-infected with HIV.
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