Baseline characteristics of the study population regarding coronary heart disease risk factors.

Data are shown as mean (SD) or frequency (%).
a For difference between men and women based on t-test for continuous and chi-square test for binary variables.
b In participants without any diagnosed diabetes.
c Definition of risk factors is according to the Adult Treatment Panel III. All definitions are similar in men and women except high risk age; it is ages 45 or higher in men and ages 55 or higher in women.
Baseline characteristics of the study population regarding coronary heart disease risk factors.