| Obesity at age 42 | Obesity at age 50 | |||
|---|---|---|---|---|
| n | % | % | % | |
| Gender | ||||
| Male | 2994 | 50.6 | 14.9 | 24.6 |
| Female | 2927 | 49.4 | 13.5 | 22.6 |
| Parental social class at birth | ||||
| Unskilled (V) | 439 | 7.9 | 16.6 | 26.0 |
| Partly skilled (IV) | 688 | 11.7 | 16.7 | 31.7 |
| Skilled manual (III) | 2915 | 49.6 | 16.0 | 25.2 |
| Skilled non-manual (III) | 661 | 10.9 | 11.0 | 20.0 |
| Managerial\tech (II) | 912 | 15.0 | 9.6 | 16.4 |
| Professional (I) | 306 | 5.0 | 7.8 | 15.4 |
| Educational qualifications at age 33 | ||||
| No qualifications | 429 | 6.7 | 21.7 | 36.1 |
| CSE 2-5/equivalent NVQ1 | 673 | 10.5 | 19.0 | 26.4 |
| O Level/equivalent NVQ2 | 2077 | 26.3 | 14.6 | 25.8 |
| A level/equivalent NVQ 3 | 921 | 18.8 | 11.5 | 21.0 |
| Higher qualification/equivalent NVQ4 | 970 | 33.1 | 14.8 | 23.3 |
| University degree/equivalent NVQ 5, 6 | 851 | 4.7 | 7.8 | 12.8 |
| Own current social class | ||||
| Unskilled (V) | 122 | 2.3 | 21.3 | 28.7 |
| Partly skilled (IV) | 639 | 10.9 | 16.3 | 25.7 |
| Skilled manual (III) | 1057 | 18.8 | 16.7 | 27.1 |
| Skilled non-manual (III) | 1223 | 20.2 | 11.9 | 22.8 |
| Managerial\tech (II) | 2514 | 41.7 | 14.1 | 22.3 |
| Professional (I) | 366 | 6.0 | 9.3 | 19.7 |
Table 1. Characteristics of the study population according to prevalence of obesity at 42 and 50 years.