Distributions of selected variables by diabetes status at baseline, the Iowa Women’s Health Study, 1986
| Variable . | Diabetes status . | ||
|---|---|---|---|
| None . | Type 1 . | Type 2 . | |
| n | 30,377 | 47 | 1,682 |
| Age (years) | 61.5 | 60.9 | 62.3* |
| Waist-to-hip ratio | 0.833 | 0.834 | 0.900* |
| BMI (kg/m2) | 26.7 | 25.8 | 30.5* |
| Alcohol consumption (g/week) | 3.90 | 2.31 | 1.84* |
| Energy intake (kcal/day) | 1,802 | 1,810 | 1,751* |
| Vitamin D intake (IU/day) | 411 | 486 | 415 |
| Calcium intake (g/day) | 1,097 | 1,055 | 1,079 |
| Protein intake (g/day) | 80.6 | 81.5 | 84.7* |
| Low physical activity (%) | 47.0 | 46.7 | 55.9* |
| Smoking status (%) | |||
| Current | 15.2 | 11.1 | 12.0 |
| Former | 19.4 | 22.2 | 21.3 |
| Never | 65.4 | 66.7 | 66.7* |
| Estrogen use (%) | |||
| Current | 11.4 | 4.4 | 7.8 |
| Former | 27.7 | 28.9 | 27.5 |
| Never | 60.9 | 66.7 | 64.7* |
| Variable . | Diabetes status . | ||
|---|---|---|---|
| None . | Type 1 . | Type 2 . | |
| n | 30,377 | 47 | 1,682 |
| Age (years) | 61.5 | 60.9 | 62.3* |
| Waist-to-hip ratio | 0.833 | 0.834 | 0.900* |
| BMI (kg/m2) | 26.7 | 25.8 | 30.5* |
| Alcohol consumption (g/week) | 3.90 | 2.31 | 1.84* |
| Energy intake (kcal/day) | 1,802 | 1,810 | 1,751* |
| Vitamin D intake (IU/day) | 411 | 486 | 415 |
| Calcium intake (g/day) | 1,097 | 1,055 | 1,079 |
| Protein intake (g/day) | 80.6 | 81.5 | 84.7* |
| Low physical activity (%) | 47.0 | 46.7 | 55.9* |
| Smoking status (%) | |||
| Current | 15.2 | 11.1 | 12.0 |
| Former | 19.4 | 22.2 | 21.3 |
| Never | 65.4 | 66.7 | 66.7* |
| Estrogen use (%) | |||
| Current | 11.4 | 4.4 | 7.8 |
| Former | 27.7 | 28.9 | 27.5 |
| Never | 60.9 | 66.7 | 64.7* |
Data are n or %.
P < 0.01 for overall difference among diabetes status groups.