Table 3. Generalized equation estimation model for frequency of exercise (with interaction terms).
| Male | Female | |||||
| b | (95% CI) | P | b | (95% CI) | P | |
| Financial strain, every one point | −0.011 | (−0.027, 0.006) | 0.208 | −0.014 | (−0.027, −0.001) | 0.038 |
| Emotional support, every one point | −0.001 | (−0.020, 0.017) | 0.877 | 0.006 | (−0.010, 0.022) | 0.465 |
| Instrumental support, every one point | −0.009 | (−0.031, 0.013) | 0.431 | 0.005 | (−0.013, 0.023) | 0.606 |
| Emotional support x Financial strain | 0.000 | (−0.008, 0.008) | 0.986 | 0.005 | (−0.002, 0.012) | 0.194 |
| Instrumental support x Financial strain | −0.004 | (−0.014, 0.005) | 0.387 | −0.009 | (−0.017, −0.002) | 0.018 |
| Baseline age, years | −0.008 | (−0.014, −0.003) | 0.004 | −0.016 | (−0.021, −0.012) | <0.001 |
| Married | −0.011 | (−0.112, 0.089) | 0.827 | −0.040 | (−0.095, 0.016) | 0.159 |
| Working | −0.128 | (−0.194, −0.062) | <0.001 | 0.002 | (−0.061, 0.065) | 0.961 |
| Years of educationa | ||||||
| 10–12 | 0.058 | (−0.016, 0.131) | 0.123 | 0.103 | (0.046, 0.160) | <0.001 |
| ≥13 | 0.173 | (0.090, 0.256) | <0.001 | 0.239 | (0.153, 0.326) | <0.001 |
| Annual household income, every one class | −0.006 | (−0.038, 0.026) | 0.713 | −0.011 | (−0.036, 0.014) | 0.377 |
| BMI, kg/m2 b | ||||||
| <18.5 | −0.126 | (−0.230, −0.022) | 0.018 | −0.030 | (−0.110, 0.050) | 0.462 |
| ≥25.0 | −0.007 | (−0.092, 0.079) | 0.878 | −0.095 | (−0.158, −0.033) | 0.003 |
| Smoking | −0.153 | (−0.217, −0.090) | <0.001 | −0.099 | (−0.201, 0.003) | 0.058 |
| BADL, every one point | 0.028 | (−0.012, 0.069) | 0.171 | −0.007 | (−0.038, 0.023) | 0.635 |
| IADL, every one point | −0.067 | (−0.096, −0.039) | <0.001 | −0.013 | (−0.030, 0.004) | 0.135 |
| Depression, every one point | 0.002 | (−0.012, 0.015) | 0.826 | 0.003 | (−0.007, 0.013) | 0.598 |
| Cognitive impairment, every one point | −0.018 | (−0.047, 0.010) | 0.202 | −0.017 | (−0.039, 0.004) | 0.113 |
| Self-rated health, every one point | −0.049 | (−0.063, −0.035) | <0.001 | −0.030 | (−0.042, −0.019) | <0.001 |
| Hypertension | −0.015 | (−0.084, 0.053) | 0.663 | −0.038 | (−0.093, 0.016) | 0.169 |
| Heart disease | −0.022 | (−0.118, 0.074) | 0.656 | −0.024 | (−0.100, 0.051) | 0.525 |
| Diabetes mellitus | 0.018 | (−0.088, 0.124) | 0.744 | −0.025 | (−0.132, 0.082) | 0.645 |
| Stroke | −0.041 | (−0.195, 0.114) | 0.605 | 0.156 | (−0.007, 0.320) | 0.061 |
| Arthritis | −0.047 | (−0.144, 0.049) | 0.337 | 0.018 | (−0.043, 0.079) | 0.565 |
| Constant term | 3.137 | (2.750, 3.523) | <0.001 | 3.618 | (3.306, 3.931) | <0.001 |
BADL, basic activities of daily living; BMI, body mass index; CI, confidence interval; IADL, instrumental activities of daily living.
aReference category was “≤9 years”.
bReference category was “18.5–24.9”.