| Males | Disposable income per household | Employment status | ||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
< 2000 K | 2000 K – < 6000 K | ≥ 6000 K | Full time | Others | |||||||||||||||||||
Prevalence (≥ 4)a) | Crude OR b) | 95% CI | Adjusted ORc) | 95% CI | Adjusted ORd) | 95% CI | Adjusted ORd) | 95% CI | Adjusted ORd) | 95% CI | Adjusted ORe) | 95% CI | Adjusted ORe) | 95% CI | |||||||||
n | % | Lower | Upper | Lower | Upper | Lower | Upper | Lower | Upper | Lower | Upper | Lower | Upper | Lower | Upper | ||||||||
Age (years) | |||||||||||||||||||||||
 40–49 | 167 | 33.3 | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  |
 50–59 | 177 | 36.3 | 1.145 | 0.881 | 1.488 | 1.153 | 0.870 | 1.528 | 0.872 | 0.249 | 3.049 | 1.344 | 0.879 | 2.055 | 1.096 | 0.729 | 1.647 | 1.258 | 0.908 | 1.742 | 1.267 | 0.269 | 5.970 |
 60–69 | 165 | 30.7 | 0.890 | 0.685 | 1.157 | 0.908 | 0.650 | 1.268 | 1.101 | 0.339 | 3.576 | 0.781 | 0.482 | 1.266 | 1.191 | 0.699 | 2.026 | 0.845 | 0.515 | 1.387 | 0.391 | 0.125 | 1.221 |
Number of persons in the household | |||||||||||||||||||||||
 ≥ 2 | 427 | 32.4 | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  |
 1 |  68 | 45.0 | 1.711 | 1.217 | 2.406 | 1.495 | 0.992 | 2.253 | 1.237 | 0.465 | 3.286 | 1.220 | 0.702 | 2.123 | 2.548 | 1.049 | 6.189 | 1.418 | 0.830 | 2.421 | 1.498 | 0.566 | 3.962 |
Employment status | |||||||||||||||||||||||
 Full time | 284 | 33.8 | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | NAf) |  |  | NAf) |  |  |
 Others | 156 | 31.4 | 0.896 | 0.706 | 1.136 | 0.970 | 0.732 | 1.284 | 0.993 | 0.380 | 2.593 | 0.937 | 0.626 | 1.402 | 1.002 | 0.640 | 1.568 | NAf) |  |  | NAf) |  |  |
Household disposable income (JPY) | |||||||||||||||||||||||
 ≥ 6000 K | 206 | 31.9 | 1 |  |  | 1 |  |  | NAf) |  |  | NAf) |  |  | NAf) |  |  | 1 |  |  | 1 |  |  |
 2000 K–<  6000 K | 245 | 33.0 | 1.053 | 0.840 | 1.319 | 1.027 | 0.793 | 1.331 | NAf) |  |  | NAf) |  |  | NAf) |  |  | 1.177 | 0.852 | 1.626 | 0.682 | 0.291 | 1.594 |
 <  2000 K |  55 | 43.0 | 1.609 | 1.093 | 2.370 | 1.535 | 0.918 | 2.567 | NAf) |  |  | NAf) |  |  | NAf) |  |  | 1.693 | 0.770 | 3.723 | 0.714 | 0.263 | 1.939 |
Sleep duration on weekdays (hours) | |||||||||||||||||||||||
 ≥ 7 | 208 | 31.9 | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  |
 6–7 | 171 | 30.5 | 0.938 | 0.735 | 1.197 | 0.925 | 0.700 | 1.221 | 1.080 | 0.367 | 3.181 | 1.110 | 0.744 | 1.655 | 0.735 | 0.478 | 1.132 | 1.035 | 0.723 | 1.481 | 1.019 | 0.471 | 2.203 |
 <  6 | 126 | 42.3 | 1.564 | 1.179 | 2.075 | 1.613 | 1.171 | 2.221 | 0.985 | 0.253 | 3.830 | 2.199 | 1.383 | 3.498 | 1.233 | 0.762 | 1.995 | 1.460 | 0.976 | 2.182 | 1.837 | 0.531 | 6.363 |
Physical exercise (days/week) | |||||||||||||||||||||||
 ≥ 3 |  49 | 21.9 | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  |
 ≤ 2 |  86 | 29.5 | 1.491 | 0.995 | 2.234 | 1.250 | 0.795 | 1.964 | 1.061 | 0.147 | 7.680 | 1.101 | 0.530 | 2.288 | 1.352 | 0.728 | 2.511 | 1.030 | 0.575 | 1.846 | 7.551 | 1.885 | 30.247 |
 0 | 367 | 37.1 | 2.111 | 1.499 | 2.971 | 1.663 | 1.122 | 2.465 | 1.037 | 0.182 | 5.925 | 1.588 | 0.870 | 2.897 | 1.743 | 0.996 | 3.048 | 1.497 | 0.885 | 2.533 | 5.175 | 2.014 | 13.295 |
Smoking | |||||||||||||||||||||||
 Never | 153 | 34.1 | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  |
 Quit | 197 | 32.6 | 0.936 | 0.723 | 1.213 | 0.929 | 0.693 | 1.246 | 0.984 | 0.257 | 3.770 | 0.848 | 0.549 | 1.311 | 1.012 | 0.660 | 1.553 | 1.030 | 0.715 | 1.485 | 1.315 | 0.587 | 2.945 |
 Sometimes/everyday | 155 | 33.6 | 0.980 | 0.745 | 1.290 | 0.927 | 0.682 | 1.261 | 1.507 | 0.443 | 5.128 | 0.784 | 0.494 | 1.244 | 1.010 | 0.638 | 1.597 | 0.926 | 0.631 | 1.357 | 1.549 | 0.583 | 4.112 |
Drinking (times/week) | |||||||||||||||||||||||
 0 | 141 | 36.2 | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  | 1 |  |  |
 ≤ 2 | 122 | 30.5 | 0.772 | 0.574 | 1.039 | 0.881 | 0.632 | 1.228 | 1.306 | 0.364 | 4.686 | 0.910 | 0.573 | 1.445 | 0.745 | 0.437 | 1.268 | 0.910 | 0.602 | 1.376 | 0.714 | 0.261 | 1.952 |
 ≥ 3 | 241 | 33.3 | 0.878 | 0.678 | 1.136 | 1.055 | 0.780 | 1.426 | 1.171 | 0.369 | 3.710 | 1.081 | 0.701 | 1.668 | 1.013 | 0.631 | 1.626 | 1.136 | 0.771 | 1.673 | 0.878 | 0.404 | 1.907 |