Fig. 1

Subgroup analysis of associations between dairy consumption ≥ 4 days/week and IHD according to baseline characteristics in males. Adjusted HRs (95% CIs) dairy consumption by subgroups, age at baseline (years), gender (male or female), education(below high school, high school and above), household income, occupation, marital status(married, live along), and food consumption (eggs, fresh fruit, fresh vegetables, soybean, red meat, poultry), alcohol consumption, smoking status, MET (MET-h), family history of MI. MET: exercise metabolic equivalent; MI: myocardial infarction