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Table 3 Description of students with health literacy according to CAIHLQ

From: Low health literacy and psychological symptoms potentially increase the risks of non-suicidal self-injury in Chinese middle school students

Variable

Total Sample (n = 25378)

Low HL (n = 6545)

Medium HL (n = 12674)

High HL (n = 6159)

x 2

V

Gender

    

156.118 ***

0.078 ***

 Male

12325 (48.6)

3259 (26.4)

5706 (46.3)

3360 (27.3)

  

 Female

13053 (51.4)

3286 (25.2)

6968 (53.4)

2799 (21.4)

  

Grade

    

337.038 ***

0.115 ***

 Junior school

13179 (51.9)

2868 (21.8)

6610 (50.2)

3701 (28.1)

  

 Senior high school

12199 (48.1)

3677 (30.1)

6064 (49.7)

2458 (20.1)

  

Registered residence

    

306.126 ***

0.110 ***

 Rural

11484 (45.3)

3462 (30.1)

5716 (49.8)

2306 (20.1)

  

 Urban

13894 (54.7)

3083 (22.2)

6958 (50.1)

3853 (27.7)

  

Household structure

    

174.235 ***

0.083 ***

 Only child

12514 (49.3)

2927 (23.4)

6130 (49.0)

3457 (27.6)

  

 More than one child

12864 (50.7)

3618 (28.1)

6544 (50.9)

2702 (21.0)

  

Father’s educational level a1

    

352.694 ***

0.118 ***

  < High school degree

12781 (50.4)

3783 (29.6)

6405 (50.1)

2593 (20.3)

  

  ≥ High school degree

11800 (46.5)

2514 (21.3)

5906 (50.1)

3380 (28.6)

  

Mother’s educational level a2

   

553.304 ***

0.144 ***

  < High school degree

14261 (56.2)

4198 (29.4)

7258 (50.9)

2805 (19.7)

  

  ≥ High school degree

10466 (41.2)

2106 (20.1)

5148 (49.2)

3212 (30.7)

  

Self-reported family economy

   

630.169 ***

0.158 ***

 Bad

3732 (14.7)

1413 (37.9)

1659 (44.5)

660 (17.7)

  

 General

17064 (67.2)

4281 (25.1)

8867 (52.0)

3916 (22.9)

  

 Good

4582 (18.1)

851 (18.6)

2148 (46.9)

1583 (22.9)

  

Psychological symptoms

    

1726.544 ***

0.261 ***

 No

19813 (78.1)

4049 (20.4)

10094 (50.9)

5670 (28.6)

  

 Yes

5565 (21.9)

2496 (44.9)

2580 (46.4)

489 (8.8)

  
  1. Statistical methods: Chi-square test. HL is health literacy
  2. *** P < 0.001
  3. a1 797 students have no father
  4. a2 651 students have no mother