表 1. General data of patients in the cohort.
该队列患者基线特征
| Characteristic | All subjects (n=170006) | Survivors (n=169077) | Suicide deaths (n=929) | χ2/t | P |
| a t test was applied to continuous variables. b Unknown value are not involved in statistical inference. | |||||
| Sex/case (%) | 0.05 | 0.830 | |||
| Male | 80745 | 80300 (47.49) | 445 (47.90) | ||
| Female | 89261 | 88777 (52.51) | 484 (52.10) | ||
| Age/yr. | 52.85±14.14 | 52.89±14.13 | 45.65±13.94 | 15.79a | <0.001 |
| Age group/case (%) | 313.94 | <0.001 | |||
| 15-30 | 9980 | 9819 (5.81) | 161 (17.33) | ||
| 31-45 | 39345 | 39052 (23.10) | 293 (31.54) | ||
| 46-60 | 62885 | 62574 (37.01) | 311 (33.48) | ||
| 61-90 | 57796 | 57632 (34.08) | 164 (17.65) | ||
| Economic status/case (%) | 2.32b | 0.127 | |||
| Poverty | 106379 | 105841 (62.60) | 538 (57.91) | ||
| Non-poverty | 51632 | 51401 (30.40) | 231 (24.87) | ||
| Unknown | 11995 | 11835 (7.00) | 160 (17.22) | ||
| Family history of mental illness/case (%) | 0.01b | 0.921 | |||
| No | 161527 | 160654 (95.01) | 873 (93.97) | ||
| Yes | 7371 | 7330 (4.34) | 41 (4.41) | ||
| Unknown | 1108 | 1093 (0.65) | 15 (1.61) | ||
| Occupation/case (%) | 5.81b | 0.016 | |||
| Farmer | 136481 | 135779 (80.30) | 702 (75.57) | ||
| Non-farmer | 25788 | 25624 (15.16) | 164 (17.65) | ||
| Unknown | 7737 | 7674 (4.54) | 63 (6.78) | ||
| Education level/case (%) | 100.04b | <0.001 | |||
| Illiterate or semi-literate | 47559 | 47393 (28.03) | 166 (17.87) | ||
| Primary school | 65837 | 65500 (38.74) | 337 (36.27) | ||
| Middle school | 37352 | 37096 (21.94) | 256 (27.56) | ||
| High school and above | 11883 | 11761 (6.96) | 122 (13.13) | ||
| Unknown | 7375 | 7327 (4.33) | 48 (5.17) | ||
| Psychotropictherapy/case (%) | 22.21 | <0.001 | |||
| No | 17362 | 17311 (10.24) | 51 (5.49) | ||
| Yes | 152644 | 151766 (89.76) | 878 (94.51) | ||
| Medication compliance/case (%) | 144.81 | <0.001 | |||
| High | 47931 | 47504 (28.10) | 427 (45.96) | ||
| Low | 122075 | 121573 (71.90 ) | 502 (54.04) | ||
| Causing minor affrays/case (%) | 1.54 | 0.215 | |||
| No | 143438 | 142640 (84.36) | 798 (85.90) | ||
| Yes | 26568 | 26437 (15.64) | 131 (14.10) | ||
| Causing troubles/case (%) | 0.66 | 0.417 | |||
| No | 161810 | 160920 (95.18) | 890 (95.80) | ||
| Yes | 8196 | 8157 (4.82) | 39 (4.20) | ||
| Causing accidents/case (%) | 1.85 | 0.174 | |||
| No | 168465 | 167540 (99.09 ) | 925 (99.57) | ||
| Yes | 1541 | 1537 (0.91) | 4 (0.43) | ||
| Self-harm/case (%) | 7.60 | 0.006 | |||
| No | 166720 | 165821 (98.07) | 899 (96.77) | ||
| Yes | 3286 | 3256 (1.93) | 30 (3.23) | ||
| Suicide attempt/case (%) | 31.08 | <0.001 | |||
| No | 168076 | 167176 (98.88) | 900 (96.88) | ||
| Yes | 1930 | 1901 (1.12) | 29 (3.12) | ||