Cohort characteristics in early (21 years) and middle adulthood (50 years) by quintile of BMI in early adulthood
| Characteristic | Quintile group of BMI in early adulthood | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| All | 0–20% | 21–40% | 41–60% | 61–80% | 81–100% | |||||||
| N | Mean (SD) | N | Mean (SD) | N | Mean (SD) | N | Mean (SD) | N | Mean (SD) | N | Mean (SD) | |
| At 21 years | ||||||||||||
| Weight (kg) | 4842 | 66.4 (10.0) | 963 | 55.8 (6.2) | 971 | 62.1 (4.4) | 971 | 65.5 (4.5) | 965 | 69.2 (5.3) | 972 | 79.1 (9.9) |
| Height (m) | 4842 | 1.74 (0.06) | 963 | 1.74 (0.06) | 971 | 1.74 (0.06) | 971 | 1.74 (0.06) | 965 | 1.74 (0.06) | 972 | 1.74 (0.06) |
| BMI (kg/m2) | 4842 | 21.9 (2.9) | 963 | 18.4 (1.4) | 971 | 20.5 (0.4) | 971 | 21.7 (0.3) | 965 | 22.9 (0.4) | 972 | 26.0 (2.5) |
| At 50 years | ||||||||||||
| Age (years) | 4842 | 49.6 (5.7) | 963 | 50.2 (5.8) | 971 | 50.0 (5.7) | 971 | 49.7 (5.7) | 965 | 49.3 (5.6) | 972 | 48.7 (5.7) |
| Weight (kg) | 4842 | 76.7 (10.7) | 963 | 71.9 (9.9) | 971 | 73.5 (9.1) | 971 | 75.7 (9.5) | 965 | 78.3 (9.8) | 972 | 84.0 (10.8) |
| Height (m) | 4842 | 1.74 (0.07) | 963 | 1.74 (0.07) | 971 | 1.74 (0.06) | 971 | 1.73 (0.06) | 965 | 1.73 (0.07) | 972 | 1.74 (0.07) |
| BMI (kg/m2) | 4842 | 25.4 (3.1) | 963 | 23.8 (2.9) | 971 | 24.4 (2.6) | 971 | 25.1 (2.7) | 965 | 26.0 (2.7) | 972 | 27.7 (3.0) |
Quintiles of BMI in early adulthood are calculated using all available data.
BMI, body mass index; N, number of participants.