Table 1 Characteristics of participants

Child age (years)

 Mean ± SD

6.80 ± 2.78

7.33 ± 2.91

t: 1.026

0.307

 Range

3.514

4–14

Gender

 Male

48 (80.0%)

40 (66.7%)

χ²: 2.727

0.099

 Female

12 (20.0%)

20 (33.3%)

Mother age (years)

 Mean ± SD

28.03 ± 5.28

27.22 ± 4.37

t: 0.924

0.358

 Range

19–40

19–39

Father age (years)

 Mean ± SD

33.48 ± 5.64

32.70 ± 4.87

t: 0.814

0.417

 Range

25–46

25–43

CAR scale

 Mean ± SD

33.77 ± 4.41

 Range

25–44

BDNF (ng/ml)

 Mean ± SD

5.50 ± 2.05

 1.61 ± 1.75

 U: 7.865

< 0.001**

Treatment of patients in the last 3 months

 Antipsychotics (risperidone or aripiprazole)

 Omega-3

 Behavioural therapy

40 (66.7%)

33 (55%)

7 (11.7%)

48 (80.0%)

31 (51.7%)