Variables | Group | Rural(n = 9808) | Urban(n = 2092) | ||||
---|---|---|---|---|---|---|---|
OR | 95%CL | OR | 95%CL | ||||
Lower | Upper | Lower | Upper | ||||
Demographics | |||||||
Time (year) | 2011 | 1.00 | 1.00 | ||||
2013 | 1.84 | 1.63 | 2.08 | 1.55 | 1.22 | 1.96 | |
2015 | 1.90 | 1.70 | 2.12 | 1.85 | 1.47 | 2.34 | |
2018 | 2.86 | 2.57 | 3.19 | 2.49 | 1.99 | 3.11 | |
Sex | Male | 1.00 | 1.00 | ||||
Female | 0.94 | 0.85 | 1.04 | 0.93 | 0.75 | 1.16 | |
Age (years) | 45–50 | 1.00 | 1.00 | ||||
51–60 | 1.10 | 0.98 | 1.23 | 1.68 | 1.30 | 2.15 | |
61–70 | 1.43 | 1.27 | 1.60 | 2.14 | 1.66 | 2.77 | |
≥71 | 1.70 | 1.48 | 1.96 | 3.10 | 2.29 | 4.19 | |
Education | ≤Elementary school | 1.00 | 1.00 | ||||
≥Middle school | 1.00 | 0.89 | 1.11 | 1.02 | 0.87 | 1.21 | |
Insurance | No | 1.00 | 1.00 | ||||
Yes | 1.13 | 0.99 | 1.30 | 1.20 | 0.96 | 1.51 | |
Household income per capita (CNY) | Low | 1.00 | 1.00 | ||||
Medium | 0.92 | 0.83 | 1.01 | 1.18 | 0.92 | 1.51 | |
High | 0.75 | 0.66 | 0.85 | 1.08 | 0.85 | 1.37 | |
Life style | |||||||
Living status | Live with others | 1.00 | 1.00 | ||||
Live alone | 1.03 | 0.93 | 1.14 | 0.76 | 0.59 | 0.98 | |
Sleeping hours | 7–8 h | 1.00 | 1.00 | ||||
≤6 h | 1.14 | 1.06 | 1.24 | 1.17 | 0.99 | 1.37 | |
> 8 h | 0.96 | 0.86 | 1.08 | 1.07 | 0.82 | 1.40 | |
Smoking status | Yes | 1.00 | 1.00 | ||||
No | 1.11 | 1.01 | 1.21 | 0.95 | 0.77 | 1.18 | |
Alcohol consumption | Yes | 1.00 | 1.00 | ||||
No | 1.18 | 1.07 | 1.29 | 1.26 | 1.04 | 1.52 | |
Health status | |||||||
Disability | No | 1.00 | 1.00 | ||||
Yes | 1.05 | 0.96 | 1.15 | 1.16 | 0.94 | 1.42 | |
Chronic disease | No | 1.00 | 1.00 | ||||
Yes | 1.93 | 1.77 | 2.11 | 1.80 | 1.48 | 2.19 |