Table 3.
Stratified analyses by age using the crude and fully-adjusted models
| Types of LA | The young-old aged 65 to 74 years (n = 5,199) | The old-old aged 75 to 97 years (n = 3,076) | ||||||
|
|
|
|||||||
| n | Cumulative incidencea |
Crude CIR
(95% CI) |
Adjusted CIRb
(95% CI) |
n | Cumulative incidencea |
Crude CIR
(95% CI) |
Adjusted CIRb
(95% CI) |
|
| Physical leisure activities | ||||||||
| Without | 1,865 | 4.0% | 1.00 | 1.00 | 1,343 | 18.8% | 1.00 | 1.00 |
| Moderatec | 1,493 | 2.2% | 0.55 (0.37–0.82)* | 0.60 (0.40–0.90)* | 932 | 16.5% | 0.88 (0.73–1.06) | 1.13 (0.94–1.36) |
| Frequentd | 1,841 | 1.6% | 0.39 (0.26–0.60)* | 0.47 (0.30–0.74)* | 801 | 10.0% | 0.53 (0.42–0.67)* | 0.90 (0.70–1.16) |
| P for trend | <0.001 | <0.001 | <0.001 | 0.721 | ||||
| Cognitive leisure activities | ||||||||
| Without | 2,363 | 3.1% | 1.00 | 1.00 | 1,285 | 19.1% | 1.00 | 1.00 |
| Moderatec | 1,533 | 2.5% | 0.79 (0.54–1.16) | 0.87 (0.59–1.28) | 1,104 | 14.9% | 0.78 (0.65–0.93)* | 0.84 (0.70–1.00)† |
| Frequentd | 1,303 | 1.9% | 0.61 (0.39–0.96)* | 0.80 (0.49–1.29) | 687 | 11.1% | 0.58 (0.46–0.74)* | 0.75 (0.58–0.96)* |
| P for trend | 0.026 | 0.324 | <0.001 | 0.012 | ||||
CI, confidence interval; CIR, cumulative incidence ratio. *P < 0.05. †P < 0.10.
aThe cumulative incidence of incident disability during the 3-year follow-up.
bAdjusted for covariates (i.e., gender, age, socio-economic status, health status, health behaviors, mental functioning, and social participation) and both types of leisure activities.
cMonthly or yearly. dWeekly or more.