Variables | n | % | Mean | SD | F/t | P |
---|---|---|---|---|---|---|
Gender | Â | Â | Â | Â | 2.456 | 0.014 |
 Men | 299 | 40.4 | 8.39 | 3.48 |  |  |
 Women | 441 | 59.6 | 7.76 | 3.30 |  |  |
Marital status | Â | Â | Â | Â | 3.203 | 0.001 |
 Single/divorced/widowed/separated | 130 | 17.6 | 7.16 | 3.66 |  |  |
 Married/cohabited | 610 | 82.4 | 8.20 | 3.30 |  |  |
Educational level | Â | Â | Â | Â | 1.831 | 0.161 |
 Junior college or lower | 77 | 10.4 | 8.53 | 3.50 |  |  |
 College | 459 | 62.0 | 8.07 | 3.34 |  |  |
 Postgraduate or higher | 204 | 27.6 | 7.70 | 3.45 |  |  |
Job rank | Â | Â | Â | Â | 3.188 | 0.001 |
 Staff | 624 | 84.3 | 8.19 | 3.37 |  |  |
 Director | 116 | 15.7 | 7.10 | 3.36 |  |  |
Monthly income (RMB, yuan/US$) | Â | Â | Â | Â | 4.462 | 0.012 |
  ≤ 3000/461 | 377 | 50.9 | 8.18a | 3.38 |  |  |
  > 3000/461–4000/615 | 226 | 30.5 | 8.21b | 3.36 |  |  |
  > 4000/615 | 137 | 18.5 | 7.24 | 3.37 |  |  |
Weekly working time (hrs) |  |  |  |  | 11.317 | <  0.001 |
  ≤ 40 | 62 | 8.4 | 7.54c | 3.62 |  |  |
 41–50 | 293 | 39.6 | 7.26d,e | 3.40 |  |  |
 51–60 | 153 | 20.7 | 8.35 | 3.19 |  |  |
  > 60 | 232 | 31.4 | 8.88 | 3.21 |  |  |
Shift | Â | Â | Â | Â | 2.508 | 0.012 |
 Yes | 438 | 59.2 | 8.27 | 3.31 |  |  |
 No | 302 | 40.8 | 7.64 | 3.47 |  |  |
Hospital type | Â | Â | Â | Â | 1.352 | 0.177 |
 Secondary | 339 | 45.8 | 7.83 | 3.36 |  |  |
 Tertiary | 401 | 54.2 | 8.17 | 3.41 |  |  |
Department | Â | Â | Â | Â | 4.642 | 0.001 |
 Internal medicine | 336 | 45.4 | 7.85f | 3.41 |  |  |
 Surgery | 198 | 26.8 | 8.77 | 3.21 |  |  |
 Obstetrics and gynecology | 63 | 8.5 | 7.36g | 3.45 |  |  |
 Pediatrics | 73 | 9.9 | 7.13h | 3.24 |  |  |
 Others | 70 | 9.4 | 8.17 | 3.51 |  |  |