Table 1. Background characteristics of the HUNT2 and HUNT3 population.
| All (N = 79,393) | HUNT2 (N = 65,665) | HUNT3 and not HUNT2 (N = 13,728) | |
|---|---|---|---|
| Age on participation (years) | 46.8 (34.4–61.9) | 48.9 (36.4–64.3) | 37.1 (27.3–48.9) |
| Time followed (years) | 20.0 (9.5–20.8) | 20.2 (15.3–20.9) | 9.2 (8.8–9.7) |
| Male sex | 37,156 (46.8) | 30,710 (46.8) | 6442 (46.9) |
| Died during follow-up | 19,539 (24.6) | 19,002 (28.9) | 533 (3.9) |
| Emigrated during follow-up | 353 (0.44) | 246 (0.37) | 107 (0.78) |
Data are presented as n (%) for dichotomous characteristics and median (25th percentile-75% percentile) for continuous characteristics.