Table 3.
Association of level of and change in physical activity with having one or more limitations on ADL and IADL score
| N | ADL |
IADL |
|||
|---|---|---|---|---|---|
| % (n) | ORa (95% CI) | % (n) | ORa (95% CI) | ||
| Exercise at Phase 1 | |||||
| Active | 568 | 18.7 (106) | 1.0 | 13.2 (75) | 1.0 |
| Moderately active | 236 | 25.0 (59) | 1.43 (0.99–2.07) | 18.6 (44) | 1.36 (0.90–2.08) |
| Inactive | 149 | 29.5 (44) | 1.53 (0.99–2.35) | 24.2 (36) | 1.72 (1.07–2.75) |
| Exercise at Phase 9 | |||||
| Active | 533 | 14.6 (78) | 1.0 | 9.4 (50) | 1.0 |
| Moderately active | 189 | 22.2 (42) | 1.73 (1.13–2.64) | 16.4 (31) | 1.91 (1.17–3.11) |
| Inactive | 178 | 39.9 (71) | 3.69 (2.47–5.52) | 28.1 (50) | 3.29 (2.09–5.19) |
| Exercise at Phases 1 and 9 | |||||
| Unchanged exercise | |||||
| Active | 361 | 15.0 (54) | 1.0 | 9.4 (34) | 1.0 |
| Moderately active | 48 | 20.8 (10) | 1.62 (0.75–3.49) | 14.6 (7) | 1.63 (0.67–3.95) |
| Inactive | 49 | 38.8 (19) | 2.84 (1.44–5.59) | 32.7 (16) | 3.49 (1.69–7.23) |
| Changed exercise | |||||
| Increased activityb | 198 | 18.2 (36) | 1.18 (0.73–1.88) | 12.6 (25) | 1.26 (0.72–2.20) |
| Decreased activityc | 216 | 30.1 (65) | 2.42 (1.59–3.68) | 19.9 (43) | 2.27 (1.38–3.71) |
a: OR adjusted for age, sex, socio-economic position and number of times and phase at which functioning was measured
b: Increased activity: inactive to moderate; inactive to vigorous; moderate to vigorous
c: Decreased activity: vigorous to inactive + vigorous to moderate + moderate to inactive