Table 2.
Combined effect of concurrent changes in weight and leisure-time physical activity on all-cause mortality
| Change in leisure -time physical activity | Change in weighta | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Loss (≥5%) | Stable (< 5% change) | Gain (≥5%) | |||||||
| Person years/death | Adjusted HRb | 95% CI | Person years/death | Adjusted HRb | 95% CI | Person years/death | Adjusted HRb | 95% CI | |
| All-cause mortality | |||||||||
| Remained active | 25,127/1112 | 1.47 | 1.37, 1.57 | 154,446/2879 | 1.00 | Reference | 279,598/2204 | 1.00 | 0.94, 1.06 |
| Inactive to active | 2763/141 | 1.51 | 1.27, 1.79 | 11,934/298 | 1.22 | 1.08, 1.38 | 21,739/257 | 1.23 | 1.09, 1.40 |
| Active to inactive | 2850/282 | 1.70 | 1.50, 1.93 | 9558/391 | 1.35 | 1.21, 1.50 | 16,577/305 | 1.26 | 1.12, 1.42 |
| Remained inactive | 1145/106 | 2.31 | 1.90, 2.81 | 3656/132 | 1.29 | 1.08, 1.53 | 5960/122 | 1.54 | 1.28, 1.85 |
Abbreviations: CI confidence interval, HR hazard ratio
aCalculated as change in kilograms between the baseline in HUNT1 and last examination in HUNT2
bAdjusted for age, sex, education (< 10 years, 10 to 12 years, and ≥ 13 years, unknown), smoking status (never, former, current, unknown), alcohol consumption (0 units, 1–4 units, ≥5 units, unknown), insomnia symptoms (no, yes, unknown), and history of cardiovascular disease (no, yes, unknown)