Table 1 Sex difference: demographics and clinical characteristics among adolescents with schizophrenia

Family structure

Living with parents

668 (94.6)

260 (92.19)

408 (96.23)

5.395

0.020

Single parent family

38 (5.4)

22 (7.81)

16 (3.77)

Being the only child

Yes

150 (21.2)

92 (32.62)

58 (13.68)

36.328

0.000

No

556 (78.8)

190 (67.38)

366 (86.32)

Family history

Yes

114 (16.1)

72 (25.53)

42 (9.91)

30.542

0.000

No

592 (83.9)

210 (74.47)

382 (90.09)

Socioeconomic status

Good

512 (72.5)

232 (82.27)

280 (66.04)

22.391

0.000

Bad

194 (27.5)

50 (17.73)

144 (33.96)

Residence

Urban

178 (25.2)

94 (33.33)

84 (19.81)

16.423

0.000

Rural

528 (74.8)

188 (66.67)

340 (80.19)

Weight

Normal weight

468 (66.3)

196 (69.50)

272 (64.16)

2.195

0.334

Overweight

162 (22.9)

58 (20.57)

104 (24.53)

Obese

76 (10.8)

28 (9.93)

48 (11.31)

Age (years)

15.411 (± 1.455)

15.589 (± 1.574)

15.293

(± 1.358)

2.662

0.008

Education (years)

8.484 (± 1.381)

8.695 (± 1.631)

8.344 (± 1.167)

3.329

0.001

Age at onset (years)

13.839 (± 2.141)

14.326 (± 2.444)

13.514 (± 1.844)

5.023

0.000

Duration of illness (months)

20.810 (± 23.141)

16.901 (± 20.618)

23.410 (± 24.329)

–3.696

0.000

Age of hospitalization at onset (years)

14.450 (± 1.688)

14.745 (± 1.869)

14.255 (± 1.526)

3.816

0.000

Hospitalization numbers

3.099 (± 2.187)

2.653 (± 2.520)

3.396 (± 1.880)

–4.489

0.000

Positive subscore

14.824 (± 6.833)

13.759 (± 7.180)

15.533 (± 6.500)

–3.406

0.001

Negative subscore

23.932 (± 8.406)

22.340 (± 8.130)

24.991 (± 8.420)

–4.153

0.000

Concrete subscore

5.060 (± 1.648)

4.887 (± 1.928)

5.174 (± 1.420)

–0.283

0.023

Depressive subscore

8.943 (± 4.203)

10.192 (± 4.143)

8.113 (± 4.034)

6.633

0.000

Excited subscore

13.391 (± 7.628)

16.348 (± 7.500)

11.424 (± 7.057)

8.854

0.000

PANSS total score

98.068 (± 15.880)

97.702 (± 21.837)

98.311 (± 13.455)

–0.499

0.618