Prevention & lipids

Serum Lipoproteins Are Associated With Coronary Atherosclerosis in Asymptomatic U.S. Adults Without Traditional Risk Factors

JACC AdvPublished Cross-sectional study

Authors' conclusion

Among asymptomatic middle-aged adults without traditional risk factors, coronary atherosclerosis is common and increasingly prevalent at higher levels of atherogenic lipoproteins.

Study context

Population
Asymptomatic adults aged 40–65 y in the Miami Heart Study, not on lipid-lowering therapy, without hypertension, DM or active tobacco use55.0% women
Participants
1,033 adults
Exposure
Atherosclerosis prevalence by serum low-density lipoprotein cholesterol (LDL-C), non-HDL-C and apolipoprotein B (apoB) levels
Outcome
Coronary atherosclerosis on coronary CT angiography
Methodological detailsMultivariable logistic regression with forward selection
  • Multivariable logistic regression with forward selection

Main finding

As reported in the abstract

Coronary atherosclerosis
Adjusted odds ratio (95% CI)
Higher LDL-Cper 10 mg/dL
1.13(1.08–1.18)
Ageper 5 years
1.43(1.28–1.60)
Male sex
3.81(2.86–5.10)
Elevated lipoprotein(a)
1.46(1.01–2.09)

Each row per its own increment, as printed

Overall prevalence of coronary atherosclerosis
35.9%
Men
50.6%
Women
23.8%
≥1 high-risk plaque feature
3.4%

Observational data: associations, not effects.

Further findings

Atherosclerosis in adults with optimal risk factors

Prevalence, greater at higher lipoprotein levels
21.2%

Original publication

Serum Lipoproteins Are Associated With Coronary Atherosclerosis in Asymptomatic U.S. Adults Without Traditional Risk Factors. JACC Adv. Published 13 June 2024. doi:10.1016/j.jacadv.2024.101049

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