Table 1 Summary of the Generation Scotland (GS) and Lothian Birth Cohort 1936 (LBC1936) studies
| Â | GS | LBC 1936 | ||||
|---|---|---|---|---|---|---|
| Â | N | Mean | SD | N | Mean | SD |
Age (years) | 5087 | 48.5 | 14.0 | 895 | 69.6 | 0.8 |
Body mass index (kg/m2) | 5036 | 27.0 | 5.2 | 894 | 27.8 | 4.4 |
Total cholesterol (mmol/L) | 4200 | 5.1 | 1.1 | 885 | 5.4 | 1.2 |
HDL cholesterol (mmol/L) | 4192 | 1.5 | 0.4 | 812 | 1.5 | 0.4 |
LDL with remnant cholesterol (mmol/L) | 4192 | 3.6 | 1.1 | 812 | 3.9 | 1.1 |
Total:HDL cholesterol ratio (ratio) | 4192 | 3.7 | 1.2 | 809 | 3.8 | 1.1 |
Waist-to-hip ratio (ratio) | 4984 | 0.9 | 0.1 | – | – | – |
Body fat (%) | 4950 | 30.8 | 9.6 | – | – | – |
| Â | N | Median | Q1, Q3 | N | Median | Q1, Q3 |
Alcohol (units per week) | 2819 | 8 | 2, 15 | 895 | 5 | 0.5, 14 |
Education (years)* | 4804 | 12–13 | 10–11, 16–17 | 895 | 10 | 10, 12 |
| Â | N | % | Â | N | % | Â |
Sex | ||||||
 Male | 1956 | 38.5 |  | 453 | 50.6 |  |
 Female | 3131 | 61.5 |  | 442 | 49.4 |  |
Smoking | ||||||
 Never smoked | 2523 | 73.3 |  | 418 | 46.7 |  |
 Ex-smoker | – | – |  | 375 | 41.9 |  |
 Current smoker | 921 | 26.7 |  | 102 | 11.4 |  |