Table 4. Adherence to national health check-ups according to socioeconomic status.

aORs and 95% CIs were calculated using weighted multivariate logistic regression analyses after adjusting for the following variables: in model 1, age, average monthly household income, residence, type of health insurance, occupation, educational status, and marital status; in model 2, body mass index, daily calorie intake, smoking, alcohol use, and physical activity in addition to the variables in model 1; and in model 3, chronic disease and cancer diagnosis in addition to the variables in model 2.

aOR, adjusted odds ratio; CI, confidence interval.