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Low-Density Lipoprotein Cholesterol Levels and Statin Treatment by HIV Status Among Multicenter AIDS Cohort Study Men
Anne K Monroe1, Wei Fu2, Michelle N Zikusoka3
11Division of General Internal Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland.
Insights
HIV status did not impact low-density lipoprotein cholesterol (LDL-c) target achievement in men on statin therapy. Comorbidities like diabetes were linked to not meeting LDL-c goals.
Area of Science:
- Cardiology
- Infectious Diseases
- Public Health
Background:
- Cardiovascular disease (CVD) risk factor management is crucial in human immunodeficiency virus (HIV) care.
- Dyslipidemia, characterized by abnormal blood lipid levels, requires effective control.
- Achieving low-density lipoprotein cholesterol (LDL-c) targets serves as a metric for dyslipidemia management, though its universal adoption is debated.
Purpose of the Study:
- To investigate the association between HIV serostatus and the failure to achieve LDL-c targets.
- To identify predictors of not meeting LDL-c goals in both HIV-infected and HIV-uninfected individuals.
Main Methods:
- Analysis of data from the Multicenter AIDS Cohort Study (MACS) visit 56 (October 1, 2011–March 31, 2012).
- Participants were categorized based on HIV status and statin therapy use.
- LDL-c target achievement was assessed using NCEP ATP III guidelines.
- Multivariate logistic regression was employed to determine associated factors.
Main Results:
- No significant difference was observed in LDL-c target non-achievement between HIV-infected and HIV-uninfected men not on statin therapy (11.1% vs. 14.9%, p=0.07).
- Similarly, rates of LDL-c target non-achievement were comparable for HIV-infected and HIV-uninfected men on statin therapy (13.5% vs. 14.2%, p=0.82).
- Predictors for not achieving LDL-c targets included current smoking, hypertension (without statins), and diabetes (with statins).
Conclusions:
- HIV serostatus is not independently associated with failing to meet LDL-c targets when patients are on statin therapy.
- The presence of comorbidities, such as diabetes, significantly influences the ability to achieve LDL-c targets.
- These findings underscore the importance of managing comorbidities in lipid management strategies for all individuals, including those with HIV.
Abstract:
Treating cardiovascular disease (CVD) risk factors, including dyslipidemia, is important in HIV care. Low-density lipoprotein cholesterol (LDL-c) target achievement is a readily available benchmark for dyslipidemia control, although use of this target is not uniformly endorsed by professional societies. We examined whether HIV serostatus is associated with not achieving LDL-c target. Among Multicenter AIDS Cohort Study (MACS) participants completing visit 56 (10/1/2011-3/31/2012), we categorized each man as on or off statin therapy and used NCEP ATP III guidelines to determine if each man was at LDL-c target or not at target. We compared proportions of men not at target and determined predictors using multivariate logistic regression. Sixty of 543 (11.1%) HIV-infected men and 87 of 585 (14.9%) HIV-uninfected men not receiving statin therapy were not at target (p=0.07), while 31 of 230 (13.5%) HIV-infected and 29 of 204 (14.2%) HIV-uninfected men receiving statin therapy were not at target (p=0.82). Factors associated with not being at target (among men not receiving statin therapy) included current smoking (OR=2.31, 95% CI 1.31, 4.06) and a diagnosis of hypertension (OR=4.69, 95% CI 2.68, 8.21). Factors associated with not being at target (among men receiving statin therapy) included current smoking (OR=2.72, 95% CI 1.30, 5.67) and diabetes (OR=5.31, 95% CI 2.47, 11.42). HIV-infected and HIV-uninfected men receiving statin therapy demonstrated similar nonachievement of LDL-c targets. Comorbidities (e.g., diabetes) lowered targets and may explain why goals were less likely to be met.
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