Table 1.
Baseline characteristics of participants in the four prospective cohorts
| Characteristic | YFS | FINRISK-1997 | DILGOM | NFBC |
|---|---|---|---|---|
| Number of individuals | 2141 | 3063 | 1421 | 5271 |
| Number of incident type 2 diabetes cases | 65 | 110 | 18 | 199 |
| Follow-up time (years) | 10 | 15 | 8 | 15 |
| Sex (% women) | 53.8 | 52.7 | 55.7 | 50.2 |
| Baseline age (years) | 31.7 ± 4.7 | 35.3 ± 6.0 | 35.7 ± 6.2 | 31.2 ± 0.4 |
| BMI (kg/m2) | 25.0 ± 4.4 | 25.1 ± 4.2 | 25.6 ± 4.4 | 24.6 ± 4.1 |
| Glucose (mmol/l) | 5.0 ± 0.4 | 4.7 ± 0.6 | 5.6 ± 0.4 | 5.0 ± 0.4 |
| Total cholesterol (mmol/l) | 5.1 ± 1.0 | 5.1 ± 1.0 | 5.0 ± 0.9 | 5.0 ± 1.0 |
| HDL-cholesterol (mmol/l) | 1.3 ± 0.3 | 1.4 ± 0.3 | 1.4 ± 0.4 | 1.5 ± 0.4 |
| Triacylglycerol (mmol/l) | 1.3 ± 0.8 | 1.3 ± 1.0 | 1.3 ± 0.9 | 1.2 ± 0.7 |
| Plasma insulin (pmol/l) | 52.8 ± 36.1 | 39.6 ± 38.2 | 38.9 ± 27.1 | 57.6 ± 27.1 |
| Lipid-lowering medication (%) | 0.3 | 0.3 | 1.3 | 0.1 |
Values are mean ± SD