Table 7.
Association of mean BMI with alcohol consumption, marital status, smoking status and educational level in women > 31.5 years (above sex-specific median age)
| Number of subjects | BMI, kg/m2 |
p value | ||
|---|---|---|---|---|
| meana | 95% CI | |||
| Alcohol consumption | ||||
| 0 g/day (abstainer) | 764 | 22.5 | 22.2, 22.8 | Ref. |
| 0.1 to <5 g/day (light drinker) | 1,099 | 22.3 | 22.0, 22.5 | 0.140 |
| 5–30 g/day (moderate drinker) | 572 | 22.3 | 22.0, 22.6 | 0.796 |
| >30 g/day (heavy drinker) | 98 | 22.4 | 21.8, 23.0 | 0.779 |
| Marital status | ||||
| Single | 634 | 22.6 | 22.3, 22.8 | Ref. |
| Married | 1,756 | 22.4 | 22.1, 22.6 | 0.949 |
| Widowed/separated/other | 143 | 22.2 | 21.7, 22.7 | 0.112 |
| Smoking status | ||||
| Never | 1,089 | 22.4 | 22.1, 22.7 | Ref. |
| Current | 588 | 22.1 | 21.8, 22.4 | 0.750 |
| Past | 856 | 22.6 | 22.3, 22.9 | 0.230 |
| Educational level | ||||
| Doctorate | 274 | 22.0 | 21.6, 22.4 | Ref. |
| Master’s degree | 155 | 22.2 | 22.2, 22.7 | 0.532 |
| 5-year university degree | 1,226 | 22.4 | 22.5, 23.1 | 0.030 |
| 3-year college degree | 878 | 22.8 | 21.7, 22.7 | <0.001 |
95% CI = 95% confidence interval.
a
Mean values for each factor were adjusted for the other factors presented in the table plus leisure-time physical activity, total energy intake, energy-adjusted fiber intake, soft drinks and fast food.
b
Significance levels relative to the reference groups (Ref.) using generalized linear models.