Variables | N (%) | IRI-C (M ± SD) | p | MBI-MC (M ± SD) | p | SWLS (M ± SD) | p |
---|---|---|---|---|---|---|---|
Gender | Â | Â | 0.116 | Â | 0.091 | Â | 0.052 |
 Male | 458 (36.0) | 51.44 ± 10.02 |  | 53.30 ± 12.18 |  | 22.14 ± 6.78 |  |
 Female | 813 (64.0) | 52.40 ± 10.70 |  | 52.13 ± 11.63 |  | 22.88 ± 6.44 |  |
Age | Â | Â | 0.005 | Â | 0.697 | Â | 0.018 |
 17–19 | 725 (57.0) | 52.78 ± 10.60 |  | 52.66 ± 11.55 |  | 22.99 ± 6.27 |  |
 20–24 | 546 (43.0) | 51.10 ± 10.23 |  | 52.40 ± 12.21 |  | 22.11 ± 6.93 |  |
Academic year | Â | Â | 0.001 | Â | 0.751 | Â | 0.028 |
 First year | 415 (32.7) | 53.66 ± 10.12 |  | 52.33 ± 10.92 |  | 23.33 ± 6.20 |  |
 Second year | 341 (26.8) | 51.73 ± 10.91 |  | 53.15 ± 12.98 |  | 22.26 ± 6.43 |  |
 Third year | 264 (20.8) | 51.83 ± 10.41 |  | 52.30 ± 11.25 |  | 21.91 ± 6.78 |  |
 Fourth year | 251 (19.7) | 50.10 ± 10.15 |  | 52.35 ± 12.31 |  | 22.67 ± 7.05 |  |
Race | Â | Â | 0.417 | Â | 0.979 | Â | 0.044 |
 Han | 1030(81.0) | 52.00 ± 10.62 |  | 52.56 ± 12.05 |  | 22.50 ± 6.64 |  |
 Hui | 18 (1.4) | 48.06 ± 8.71 |  | 51.22 ± 9.16 |  | 24.00 ± 5.58 |  |
 Man | 108 (8.5) | 52.17 ± 9.66 |  | 52.28 ± 11.53 |  | 24.13 ± 6.29 |  |
 Wei | 29 (2.3) | 52.69 ± 7.76 |  | 52.52 ± 8.44 |  | 23.45 ± 5.58 |  |
 Other | 86 (6.8) | 53.26 ± 10.69 |  | 53.06 ± 11.30 |  | 21.50 ± 6.41 |  |
The only child |  |  | 0.078 |  | 0.302 |  | < 0.001 |
 Yes | 745 (58.6) | 51.62 ± 10.40 |  | 52.26 ± 11.95 |  | 23.28 ± 6.56 |  |
 No | 526 (41.4) | 52.67 ± 10.54 |  | 52.96 ± 11.67 |  | 21.67 ± 6.48 |  |
Place of residence |  |  | 0.214 |  | 0.209 |  | < 0.001 |
 Cities | 609 (47.9) | 52.08 ± 10.58 |  | 51.98 ± 12.45 |  | 23.53 ± 6.49 |  |
 Towns | 313 (24.6) | 51.28 ± 10.53 |  | 52.77 ± 11.35 |  | 22.50 ± 6.77 |  |
 Villages | 349 (27.5) | 52.71 ± 10.20 |  | 53.35 ± 11.13 |  | 21.12 ± 6.27 |  |
Paternal education |  |  | 0.789 |  | 0.334 |  | < 0.001 |
 Primary school and below | 133 (10.4) | 52.60 ± 10.65 |  | 53.95 ± 11.53 |  | 20.48 ± 6.65 |  |
 Secondary school | 719 (56.6) | 51.93 ± 10.58 |  | 52.48 ± 11.69 |  | 22.47 ± 6.36 |  |
 College and above | 419 (33.0) | 52.10 ± 10.24 |  | 52.22 ± 12.18 |  | 23.54 ± 6.75 |  |
Maternal education |  |  | 0.099 |  | 0.005 |  | < 0.001 |
 Primary school and below | 187 (14.7) | 53.57 ± 10.40 |  | 54.77 ± 10.83 |  | 20.46 ± 6.32 |  |
 Secondary school | 706 (55.6) | 51.75 ± 10.55 |  | 52.61 ± 11.71 |  | 22.55 ± 6.39 |  |
 College and above | 378 (29.7) | 51.87 ± 10.30 |  | 51.32 ± 12.40 |  | 23.80 ± 6.77 |  |
 Total sample | 1271 (100.0) | 52.06 ± 10.47 |  | 52.55 ± 11.84 |  | 22.62 ± 6.57 |  |