Table 4. Stepwise results on the association between alcohol consumption and 10-year incidence of type 2 diabetes mellitus in 2,014 participants who maintained leanness over the follow-up period.
| Variables | Hazard ratio (95% confidence interval) | |
|---|---|---|
| Age | 1.04 (1.02, 1.05) | |
| Parental history of diabetes mellitus | 2.66 (1.81, 3.91) | |
| Physical activity | 1st quintile | reference |
| 2nd quintile | 0.61 (0.38, 0.99) | |
| 3rd quintile | 0.63 (0.41, 0.96) | |
| 4th quintile | 0.70 (0.49, 1.01) | |
| 5th quintile | 0.54 (0.36, 0.81) | |
| Alcohol consumption | Lifetime abstainer | reference |
| Former drinker | 1.87 (1.17, 2.99) | |
| Current drinker with ≤15 g/day | 1.21 (0.86, 1.71) | |
| Current drinker with 16–30 g/day | 1.87 (1.16, 3.01) | |
| Current drinker with >30 g/day | 2.20 (1.46, 3.31) |
Stepwise analysis included age, household income, occupation, educational level, marital status, parental history of diabetes mellitus, smoking status, body mass index, waist circumference, quintiles of metabolic equivalent score, and quintiles of dietary calorie intake.