Table 3.
Multivariate logistic regression analysis of factors associated with short sleep duration
| Factors | β | χ 2 | P | OR | 95% CI | ||||
|---|---|---|---|---|---|---|---|---|---|
| Age | |||||||||
| Young | 0 | 128. | 686 | < 0. | 001 | 1 | |||
| Middle age | 0. | 697 | 125. | 842 | < 0. | 001 | 2. | 008 | (1.778, 2.268) |
| Elderly | 0. | 726 | 73. | 741 | < 0. | 001 | 2. | 066 | (1.751, 2.438) |
| Place of residence | |||||||||
| Urbanite | −0. | 246 | 18. | 077 | < 0. | 001 | 0. | 782 | (0.698, 0.876) |
| Countryside | 0 | 1 | |||||||
| Marital status | |||||||||
| Marriage /Cohabitation | 0 | 21. | 998 | < 0. | 001 | 1 | |||
| Unmarried | 0. | 139 | 0. | 059 | 0. | 807 | 1. | 149 | (0.771, 1.396) |
| Divorce/Divorcee/Separated spouse | 0. | 323 | 13. | 340 | < 0. | 001 | 1. | 381 | (1.193, 2.272) |
| Widow/ Widower | 0. | 360 | 9. | 209 | 0. | 002 | 1. | 433 | (1.181, 1.738) |
| Educational level | |||||||||
| Primary school or below | 0 | 7. | 865 | 0. | 049 | 1 | |||
| Junior middle school | −0. | 158 | 5. | 368 | 0. | 021 | 0. | 854 | (0.747, 0.976) |
| Senior middle school | −0. | 118 | 2. | 419 | 0. | 120 | 0. | 889 | (0.766, 1.031) |
| Undergraduate or above | −0. | 252 | 5. | 537 | 0. | 019 | 0. | 777 | (0.630, 0.959) |
| Drinking | |||||||||
| No | 0 | 1 | |||||||
| Yes | 0. | 181 | 9. | 229 | 0. | 002 | 1. | 198 | (1.066, 1.347) |
| Dietary | |||||||||
| Irregular | 0 | 1 | |||||||
| Regular | −0. | 300 | 19. | 799 | < 0. | 001 | 0. | 741 | (0.650, 0.846) |
| BMI | |||||||||
| Normal | 0 | 9. | 046 | 0. | 029 | 1 | |||
| Underweight | −0. | 134 | 0. | 844 | 0. | 358 | 0. | 875 | (0.659, 1.163) |
| Overweight | −0. | 021 | 0. | 149 | 0. | 700 | 0. | 979 | (0.877, 1.092) |
| Obesity | 0. | 176 | 5. | 932 | 0. | 015 | 1. | 192 | (1.035, 1.373) |
| CHD or MIa | |||||||||
| No | 0 | 1 | |||||||
| Yes | 0. | 238 | 12. | 765 | < 0. | 001 | 1. | 269 | (1.114, 1.446) |
a CHD Coronary Heart Disease, MI Myocardial Infarction
1:the reference cell