Table 4. Univariate and multivariable logistic regression model for NSSI severity.
| Covariates | Univariate | Mutilvariable1 | Mutilvariable2 |
|---|---|---|---|
| OR (90% CI) | OR (95% CI) | OR (95% CI) | |
| Sex: Girls (Ref: Boys) | 1.24 [1.05–1.45] | 1.18 [0.95–1.48] | 1.18 [0.79–1.77] |
| Ethnicity: Han (Ref: Other) | 1.08 [0.84–1.37] | ||
| Grade (Ref: Primary school) | |||
| Junior high school | 2.70 [1.66–4.39] | 2.12 [1.31–3.43] | 2.07 [0.82–5.22] |
| Senior high school | 2.08 [1.38–3.13] | 1.24 [0.83–1.83] | 1.10 [0.64–1.87] |
| Only child: Yes (Ref: No) | 0.94 [0.67–1.31] | ||
| Father’s education level (Ref: Elementary and below) | |||
| Junior high school above | 0.98 [0.68–1.41] | ||
| Mother’s education level (Ref: Elementary and below) | |||
| Junior high school above | 0.97 [0.68–1.38] | ||
| ASLEC dimensions | |||
| IRF (+1 average score) | 1.69 [0.75–3.83] | ||
| LPF (+1 average score) | 1.36 [0.87–2.11] | ||
| PF (+1 average score) | 1.39 [0.85–2.28] | ||
| LF (+1 average score) | 1.08 [0.64–1.82] | ||
| HAP (+1 average score) | 2.19 [1.47–3.24] | ||
| ASLEC (Ref: Low (ASLEC ≤ 37)) | |||
| High (ASLEC > 37) | 9.26 [7.10–12.08] | 9.01 [6.11–13.29] |