Population
1504 current smokers, 58% female, median age 44.7 years, median 25 pack-years.
Design
Cross-sectional
Authors
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May inform smoker risk stratification; leaves open whether small LDLs or pack-years causally drive plaque.
In current smokers, pack-years, age, BMI, and small LDLs are independently associated with subclinical carotid atherosclerosis, with smoking history having a stronger effect on plaque presence in women.
Johnson et al. (2010) studied this question.
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