Table 1.
Differences in Gender, Age, Childhood Trauma, Negative Life Events and Coping Styles Between Participants with and without NSSI (n = 501)
| Variables | N | NSSI | Non-NSSI | t/x2 | p |
|---|---|---|---|---|---|
| Gender | 10.397 | 0.001 | |||
| Female | 321(64.1%) | 269(83.8%) | 52(16.2%) | ||
| Male | 180(35.9%) | 129(71.7%) | 51(28.3%) | ||
| Age | 19.03±3.14 | 18.75±3.07 | 20.13±3.16 | 4.058 | <0.001 |
| Childhood trauma | 54.10±13.13 | 55.45±13.42 | 48.90±10.45 | −5.320 | <0.001 |
| EA | 10.86±4.62 | 11.36±4.72 | 8.91±3.60 | −5.747 | <0.001 |
| PA | 7.45±3.50 | 7.78±3.68 | 6.16±2.34 | −5.506 | <0.001 |
| SA | 5.98±2.52 | 6.06±2.67 | 5.65±1.80 | −1.858 | 0.064 |
| EN | 14.09±5.37 | 14.48±5.26 | 12.58±5.54 | −3.136 | <0.05 |
| PN | 8.95±3.39 | 9.14±3.44 | 8.22±3.10 | −2.604 | <0.05 |
| Negative life events | 40.95±22.68 | 44.38±22.35 | 27.71±18.86 | −7.687 | <0.001 |
| PF | 6.82±6.48 | 7.54±6.74 | 4.07±4.42 | −6.291 | <0.001 |
| LF | 6.42±5.82 | 6.96±5.95 | 4.32±4.71 | −4.790 | <0.001 |
| IRF | 8.88±5.05 | 9.58±4.88 | 6.17±4.80 | −6.348 | <0.001 |
| APF | 8.79±4.98 | 9.47±4.86 | 6.15±4.54 | −6.279 | <0.001 |
| HAF | 8.14±4.64 | 8.77±4.50 | 5.71±4.36 | −6.199 | <0.001 |
| Others | 1.90±1.64 | 2.05±1.65 | 1.30±1.49 | −4.207 | <0.001 |
| Coping styles | −9.27±11.84 | −10.95±11.05 | −2.76±12.56 | 6.513 | <0.001 |
| PC | 25.74±7.12 | 25.01±6.88 | 28.58±7.31 | 4.640 | <0.001 |
| NC | 35.01±7.02 | 35.95±6.65 | 31.34±7.26 | −5.851 | <0.001 |
Abbreviations: EA, emotional abuse; PA, physical abuse; SA, sexual abuse; EN, emotional neglect; PN, physical neglect; PF, punishment factor; LF, loss factor; IRF, interpersonal relationship factor; APF, academic pressure factor; HAF, health adaptation factor; Others, other factors; PC, positive coping; NC, negative coping.