Table 2.
Characteristics of Participants With Baseline Weight in Health ABC and AGES-Reykjavik
| Health ABC | AGES-Reykjavik | |
|---|---|---|
| No. of participants | 2,802 | 3,216 |
| Women, n (%) | 1,435 (51.2) | 1,865 (58.0) |
| African American, n (%) | 1,139 (40.7) | — |
| Age, mean (SD) | 73.6 (2.87) | 76.4 (5.45) |
| Weight in kg, mean (SD) | 75.9 (14.9) | 75.8 (14.7) |
| Body mass index in kg/m2, mean (SD) | 27.4 (4.77) | 27.1 (4.44) |
| <25, n (%) | 891 (31.8) | 1,042 (32.4) |
| 25.0–29.9, n(5) | 1,196 (42.7) | 1,465 (45.5) |
| ≥30.0, n (%) | 715 (25.5) | 709 (22.0) |
| % Weight change from midlife, mean (SD) | +6.08 (14.0) | +4.12 (13.0) |
| Smoking status, n (%)* | ||
| Never | 1,206 (43.0) | 1,351 (42.0) |
| Former | 1,299 (46.4) | 1,456 (45.3) |
| Current | 293 (10.5) | 409 (12.7) |
*Data missing for four participants. Cohort characteristics are shown for reference and were not statistically compared.