Variable | Frequency (%) | Median (IQR) | Z value | P value | |
---|---|---|---|---|---|
Region | Eastern China | 1229 (37.98) | 51 (6) | 11.92 | 0.003 |
Central China | 971 (30.01) | 52 (8) | |||
Western China | 1036 (32.01) | 51 (7) | |||
Sex | Male | 1170 (36.16) | 52 (7) | 2.15 | 0.03 |
Female | 2066 (63.84) | 51 (6) | |||
Marital status | Unmarried/widow/divorced | 465 (14.37) | 51 (6) | −2.89 | 0.004 |
Married | 2771 (85.63) | 52 (7) | |||
Education level | Associate’s degree or vocational diplomaa | 918 (28.37) | 52 (6) | 0.18 | 0.91 |
Bachelor degree | 2139 (66.10) | 51 (7) | |||
Master degree or higher | 179 (5.53) | 51 (9) | |||
Contract status | Permanentb | 2185 (67.52) | 51 (7) | 0.18 | 0.86 |
Temporary | 1051 (24.38) | 52 (7) | |||
Management responsibility | Yes | 782 (24.17) | 52 (7) | 5.81 | < 0.0001 |
No | 2454 (75.83) | 51 (6) | |||
Working overtime | Never | 182 (5.62) | 52 (7) | 9.95 | 0.007 |
Occasion | 1759 (54.36) | 51 (6) | |||
Frequent | 1295 (40.02) | 52 (8) | |||
Income level | Moderate or below | 2281 (70.49) | 51 (7) | 64.50 | < 0.0001 |
Moderate | 864 (26.70) | 52 (7) | |||
Moderate or higher | 91 (2.81) | 54 (11) | |||
Professional title | Elementary or below | 1419 (43.85) | 51 (6) | 14.59 | < 0.0001. |
Intermediate | 1412 (43.63) | 52 (7) | |||
Senior | 405 (12.52) | 52 (7) | |||
Work stress | Low | 313 (9.67) | 52 (7) | 5.297 | 0.07 |
Intermediate | 1028 (31.77) | 52 (6) | |||
High | 1895 (58.56) | 51 (7) | |||
Occupational development opportunities | Fewer | 1650 (50.99) | 51 (7) | 90.17 | < 0.0001 |
General | 1349 (41.69) | 52 (6) | |||
More | 237 (7.32) | 53 (8) | |||
Job satisfaction | Low | 1220 (37.70) | 50 (7) | 228.47 | < 0.0001 |
Medium | 348 (10.75) | 50 (6) | |||
High | 1668 (51.55) | 52 (6) | |||
Age (years) | 21- | 515 (15.91) | 51 (6) | 20.51 | < 0.0001 |
30- | 1454 (44.93) | 51 (7) | |||
40- | 1063 (32.85) | 52 (7) | |||
50- | 204 (6.30) | 52 (6.5) | |||
Work tenure (years) | 1- | 2241 (69.25) | 51 (7) | 3.573 | 0.17 |
10- | 825 (25.49) | 52 (7) | |||
20- | 170 (5.25) | 52 (5) |