Abstract: Abbreviation: OR, Odds ratio; CVD, cardiovascular disease;SES,socioeconomic status;MSM,Marginal structural models. a Model 1 was adjusted for age, sex, marital status, residence. b Model 2 was adjusted for age, sex, marital status, residence, smoking status, drinking status and physical activity. c Model 3 was adjusted as model 2 with further adjustment for history of hypertension, dyslipidemia, diabetes and chronic kidney disease. *P < 0.05. **P < 0.01. ***P < 0.001. (DOCX)
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