Table 1.
Sample description and single analyses for the factors associated with suicidal behaviors [Mean ± SD/n (%)].
| Variables | Mean ± SD/ n (%) |
Suicidal ideation | t/χ2 | Suicide plan | t/χ2 | Suicide attempt | t/χ2 | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Yes | No | Yes | No | Yes | No | |||||
| N | 21,376 (100.0) | 289 (1.4) | 21,087 (98.6%) | – | 67 (0.3) | 21,309 (99.7) | – | 40 (0.2) | 21,336 (99.8) | – |
| Gender | 33.93*** | 1.41 | 0.02 | |||||||
| Male | 9,839 (46.0) | 84 (0.9) | 9,755 (99.1) | 26 (0.3) | 9,813 (99.7) | 18 (0.2) | 9,821 (99.8) | |||
| Female | 11,537 (54.0) | 205 (1.8) | 11,332 (98.2) | 41 (0.4) | 11,496 (99.6) | 22 (0.2) | 11,515 (99.8) | |||
| Age | 50.85 ± 16.30 | 56.10 ± 14.50 | 50.78 ± 16.31 | 5.51*** | 55.22 ± 14.48 | 50.84 ± 16.30 | 2.20* | 48.98 ± 16.97 | 50.85 ± 16.30 | −0.73 |
| Ethnicity | 0.34 | 2.36 | 1.14 | |||||||
| Hans | 20,094 (94.0) | 274 (1.4) | 19,820 (98.6) | 60 (0.3) | 20,034 (99.7) | 36 (0.2) | 20,058 (99.8) | |||
| Others | 1,282 (6.0) | 15 (1.2) | 1,267 (98.8) | 7 (0.5) | 1,275 (99.5) | 4 (0.3) | 1,278 (99.7) | |||
| Academic degree | 33.57*** | 7.10 | 2.57 | |||||||
| Illiteracy | 2,691 (12.6) | 55 (2.0) | 2,636 (98.0) | 9 (0.3) | 2,682 (99.7) | 2 (0.1) | 2,689 (99.9) | |||
| Elementary | 5,264 (24.6) | 96 (1.8) | 5,168 (98.2) | 25 (0.5) | 5,239 (99.5) | 11 (0.2) | 5,253 (99.8) | |||
| Middle school | 8,274 (38.7) | 99 (1.2) | 8,175 (98.8) | 23 (0.3) | 8,251 (99.7) | 15 (0.2) | 8,259 (99.8) | |||
| High school or above | 5,147 (24.1) | 39 (1.8) | 5,108 (99.2) | 10 (0.2) | 5,137 (99.8) | 12 (0.2) | 5,135 (99.8) | |||
| Married Status | 48.09*** | 6.35* | 2.83 | |||||||
| Single | 1,548 (7.2) | 13 (0.8) | 1,535 (99.2) | 3 (0.2) | 1,545 (99.8) | 2 (0.1) | 1,546 (99.9) | |||
| Married | 18,487 (86.5) | 230 (1.2) | 18,257 (98.8) | 55 (0.3) | 18,432 (99.7) | 33 (0.2) | 18,454 (99.8) | |||
| Others | 1,341 (6.3) | 46 (3.4) | 1,295 (96.6) | 9 (0.7) | 1,332 (99.3) | 5 (0.4) | 1,336 (99.6) | |||
| Region | 1.55 | 1.31 | 2.85 | |||||||
| Urban | 5,100 (23.9) | 60 (1.2) | 5,040 (98.8) | 12 (0.2) | 5,088 (99.8) | 5 (0.1) | 5,095 (99.9) | |||
| Rural | 16,276 (76.1) | 229 (1.4) | 16,047 (98.6) | 55 (0.3) | 16,221 (99.7) | 35 (0.2) | 16,241 (99.8) | |||
| Living alone | 31.84*** | 1.45 | 0.28 | |||||||
| Yes | 1,193 (5.6) | 38 (3.2) | 1,155 (96.8) | 6 (0.5) | 1,187 (99.5) | 3 (0.3) | 1,190 (99.7) | |||
| No | 20,183 (94.4) | 251 (1.2) | 19,932 (98.8) | 61 (0.3) | 20,122 (99.7) | 37 (0.2) | 20,146 (99.8) | |||
| Sleep quality | 4.60 ± 3.54 | 8.76 ± 4.80 | 4.54 ± 3.48 | 20.35*** | 7.75 ± 4.96 | 4.59 ± 3.53 | 7.30*** | 6.75 ± 5.22 | 4.60 ± 3.53 | 3.85*** |
SD denotes to standard deviation. *p < 0.05; **p < 0.01; ***p < 0.001.