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Table 1 Prevalence of mental health problems in middle school students by demographic factors

From: Mental health problems and associated school interpersonal relationships among adolescents in China: a cross-sectional study

Demographic characteristics

N

Prevalence (%)

p-value

OR (95% CI)

Gender

 Female

5250

37.3

–

1

 Male

4881

34.7

0.006

0.893 (0.823–0.968)

Age

  

< 0.001a

 

 13

2308

23.6

–

1

 14

2251

38.2

< 0.001

2.000 (1.759–2.274)

 15

1663

38.9

< 0.001

2.060 (1.795–2.364)

 16

1631

41.3

< 0.001

2.278 (1.985–2.614)

 17

1120

37.5

< 0.001

1.941 (1.663–2.265)

 18

1158

43.4

< 0.001

2.484 (2.137–2.888)

Being only child

 No

4547

38.0

–

1

 Yes

5584

34.4

< 0.001

0.854 (0.787–0.927)

Household registration

 Rural

5353

38.3

–

1

 Urban

4778

33.4

< 0.001

0.809 (0.746–0.878)

Family economic status

 Good

1514

33.4

–

1

 Middle

7111

34.1

0.597

1.032 (0.918–1.161)

 Poor

1506

47.5

< 0.001

1.805 (1.559–2.092)

  1. SOM somatization, O–C obsessive–compulsive, I-S interpersonal sensitivity, DEP depression, ANX anxiety, HOS hostility, PHOB phobic anxiety, PAR paranoid ideation, PSY psychoticism
  2. OR, OR after univariable logistic regression
  3. ap value for trend