Table 1. Descriptions of the study populations.
| GWAS samples | Targeted sequence samples | |||||
|---|---|---|---|---|---|---|
| CHS | FHS | RS | ARIC | CHS | FHS | |
| N (% men) | 1717 (36.7) | 3293 (47.3) | 140 (48.6) | 1761 (49.7) | 967 (44.7) | 811 (48.3) |
| Age (years) | 71.6 (4.8) | 39.9 (8.8) | 66.2 (5.7) | 54.7 (5.7) | 72.5 (5.4) | 54.1 (10.7) |
| BMI (kg/m2) | 26.1 (4.3) | 27.0 (5.4) | 26.4 (4.0) | 27.2 (5.7) | 26.4 (5.0) | 27.9 (6.5) |
| FI (pmol/l) | 72.2 (42.7) | 30.9 (20.1) | 90.1 (53.0) | 83.1 (73.2) | 103.1 (63.9) | 32.6 (21.3) |
| IGF1 (ng/ml) | 96 (32.7) | 131.1 (42.8) | 136.7 (53.3) | NA | NA | NA |
Abbreviations: ARIC, Atherosclerosis Risk in Communities Study; BMI, body mass index; CHS, Cardiovascular Health Study; FHS, Framingham Heart Study; FI, fasting insulin; IGF1, insulin-like growth factor-1; RS, Rotterdam Study.
Values are mean (SD) unless otherwise indicated.