Table 1.
Baseline characteristics and annualized rates of incident diabetes for a 47-year-old individual
| 1970s | 1980s | 1990s | 2000s | |
|---|---|---|---|---|
| Women, n | 656 | 786 | 862 | 889 |
| Age, years | 46 (4) | 47 (5) | 47 (4) | 46 (4) |
| BMI, kg/m2 | 25.0 (4.3) | 24.8 (4.5) | 25.6 (5.3) | 26.4 (6.0) |
| Incident diabetes, n | 13 | 24 | 32 | 19 |
| Annualized rate per 1,000 (95% CI) | 2.6 (1.5–4.5) | 3.8 (2.5–5.7) | 4.7 (3.3–6.7) | 3.6 (2.3–5.6) |
| Men, n* | 652 | 765 | 801 | 803 |
| Age, years | 46 (4) | 47 (5) | 47 (4) | 46 (4) |
| BMI, kg/m2 | 26.9 (3.2) | 27.0 (3.4) | 27.8 (3.9) | 28.0 (4.3) |
| Incident diabetes, n | 17 | 28 | 48 | 36 |
| Annualized rate per 1,000 (95% CI) | 3.4 (2.1–5.5) | 4.5 (3.1–6.6) | 7.4 (5.5–9.9) | 7.5 (5.4–10.5) |
| Overall, n | 1,308 | 1,551 | 1,663 | 1,692 |
| Incident diabetes, n | 30 | 52 | 80 | 55 |
| Annualized rate per 1,000 (95% CI) | 3.0 (2.1–4.3) | 4.1 (3.2–5.5) | 6.0 (4.8–7.5) | 5.5 (4.2–7.1) |
Data are mean (SD) or n unless otherwise indicated.
*
Overall sample included 2,476 unique women and 2,319 unique men; some individuals were included in more than one decade.