| Urban residents (n = 11,300) | Rural-to-urban migrants (n = 2819) |  |  | ||
---|---|---|---|---|---|---|
N or M ± SD or P50[P25, P75] | % | N or M ± SD or P50[P25, P75] | % | F/X 2 | P | |
Gender | Â | Â | Â | Â | 0.0048 | 0.95 |
 Female | 6180 | 50.26 | 1569 | 51.54 |  |  |
 Male | 5452 | 49.74 | 1379 | 48.46 |  |  |
Age | 43.7 ± 13.75 |  | 36.71 ± 12.18 |  |  | < 0.001** |
 15~ 24 | 1278 | 11.31 | 463 | 16.42 |  |  |
 25~ 34 | 1736 | 15.36 | 900 | 31.93 |  |  |
 35~ 44 | 2461 | 21.78 | 688 | 24.41 |  |  |
 45~ 59 | 4281 | 37.88 | 641 | 22.74 |  |  |
 60~ | 1544 | 13.66 | 127 | 4.51 |  |  |
Marital status |  |  |  |  | 68.96 | < 0.001** |
 Unmarried | 1909 | 16.89 | 554 | 19.65 |  |  |
 Married, living together | 8808 | 77.95 | 2216 | 78.61 |  |  |
 divorce, widowed | 583 | 5.16 | 49 | 1.74 |  |  |
Education Level |  |  |  |  | 687.30 | < 0.001** |
 Primary or less | 1099 | 9.73 | 676 | 23.98 |  |  |
 Junior middle school | 6586 | 58.28 | 1796 | 63.71 |  |  |
 High school or above | 3615 | 31.99 | 347 | 12.31 |  |  |
Medical insurance |  |  |  |  | 39.15 | < 0.001** |
 Yes | 9576 | 84.74 | 2252 | 79.89 |  |  |
 No | 1724 | 15.26 | 567 | 20.11 |  |  |
Job |  |  |  |  | 442.62 | < 0.001** |
 Yes | 5914 | 52.34 | 2094 | 74.28 |  |  |
 No | 5386 | 47.66 | 725 | 25.72 |  |  |
 Income in the past year | 20,000 [4,45,000] |  | 24,000 [6,42,000] |  | 2.376 | 0.018* |
Satisfied with income |  |  |  |  | 40.67 | < 0.001** |
 Satisfactory | 2984 | 26.41 | 610 | 21.64 |  |  |
 Fair | 3699 | 32.73 | 1078 | 38.24 |  |  |
 Unsatisfactory | 4617 | 40.86 | 1131 | 40.12 |  |  |
 Self-assessment of social status | 4.57 ± 1.80 |  | 4.00 ± 1.78 |  | 227.33 | < 0.001** |
Self-reported health |  |  |  |  | 18.46 | < 0.001** |
 Health | 7058 | 62.46 | 1869 | 66.30 |  |  |
 Fair | 3382 | 29.93 | 786 | 27.88 |  |  |
 Unwell | 860 | 7.61 | 164 | 5.82 |  |  |
Survey area |  |  |  |  | 279.68 | < 0.001** |
 East | 4796 | 42.44 | 1690 | 59.95 |  |  |
 Central | 3940 | 34.87 | 706 | 25.04 |  |  |
 west | 2561 | 22.69 | 423 | 15.01 |  |  |