Sample characteristics (mean±SD), n=369 unless otherwise specified
| Baseline | 4 years | T-test | |
| Sex (men/women, %) | 39/61 | 39/61 | – |
| Age (years) | 66.4±2.5 | 70.5±2.5 | – |
| Body weight (kg) | 75.7±13.6 | 75.3±14.0 | P=0.09 |
| BMI (kg/m2) | 25.8±4.0 | 25.9±4.3 | P=0.10 |
| Waist circumference (cm) (n=367) | 92.7±11.5 | 92.5±12.2 | P=0.66 |
| Daily physical activity (steps/day) (n=349) | 9548±3446 | 9590±3387 | P=0.79 |
BMI, body mass index.