Table 3.
Cross-tabulation of BMI class in late life according to BMI class at age 18 years among postmenopausal women (n 76 016), Women’s Health Initiative Observational Study
| BMI class in late life | ||||||||
|---|---|---|---|---|---|---|---|---|
| Underweight (n 1588) | Normal (n 36 829) | Overweight (n 23 772) | Obese (n 13 827) | |||||
| BMI class at 18 years | n | % | n | % | n | % | n | % |
| Underweight (n 13 966) | 624 | 4·5 | 8475 | 60·7 | 3678 | 26·3 | 1189 | 8·5 |
| Normal (n 58 016) | 940 | 1·6 | 27 603 | 47·6 | 18 940 | 32·7 | 10 533 | 18·2 |
| Overweight (n 3338) | 19 | 0·6 | 664 | 19·9 | 1015 | 30·4 | 1640 | 49·1 |
| Obese (n 696) | 5 | 0·7 | 87 | 12·5 | 139 | 20·0 | 465 | 66·8 |