Table 4.
BMI groups | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
STI | Normal weight | Thin | Comparison, normal weight × thin | Overweight | Comparison, normal × overweight | |||||||
n | % | n | % | OR | 95 % CI | P | n | % | OR | 95 % CI | P | |
Low | 1338 | 21·4 | 215 | 22·2 | 1·05 | 0·89, 1·25 | 0·551 | 330 | 26·6 | 1·32 | 1·14, 1·53 | <0·001 |
Medium | 3389 | 54·2 | 497 | 51·3 | 1 | 660 | 53·1 | 1 | ||||
High | 1523 | 24·4 | 257 | 26·5 | 1·20 | 1·02, 1·41 | 0·032 | 252 | 20·3 | 0·79 | 0·67, 0·92 | 0·003 |
Results from multinomial logistic regression. Model adjusted for sex, age, maternal socio-economic status, sleep duration during weekdays and physical activity. The group ‘overweight’ includes obese subjects.