Table 4.
Associations of psychological symptoms, HL, and NSSI among junior and high school students
| Variables | NSSI | ||
|---|---|---|---|
| n (%) | Crude OR (95 % CI) | Adjusted OR (95 % CI) a | |
| Psychological symptoms | |||
| No | 4152 (21.0) | Ref. | Ref. |
| Yes | 2819 (50.7) | 3.872 (3.637–4.123) *** | 4.019 (3.769–4.285) *** |
| HL | |||
| High | 1068 (17.3) | Ref. | Ref. |
| Medium | 3629 (28.6) | 1.913 (1.772–2.064) *** | 1.939 (1.794–2.094) *** |
| Low | 2274 (34.7) | 2.538 (2.335–2.758) *** | 2.555 (2.345–2.785) *** |
HL is health literacy; NSSI is non-suicidal self- injury
OR odds ratio; CI confidence interval
*** P < 0.001 compared with referent
a Adjusted for gender, grade, registered residence, household structure, parents’ educational level, and perceived family economical