Table 2.

Association between sleep duration and high HbA1c levels in 2,134 Korean adults with diabetes

^*P value<0.05. Step 1: adjustment for study year, age, and sex. Step 2: adjustment for education, marital status, residential area, and household income, plus all variables in step 1. Step 3: adjustment for current alcohol use, current smoking, regular physical activity, and hypertension plus all variables in step 2. Step 4: adjustment for BMI and WC plus all variables in step 3. Step 5: adjustment for treatment status, duration of DM and daily calorie intake plus all variables in step 4. CI, confidence interval; OR, odds ratio.