Table 1 Clinical, demographic, and radiological data of the included autism spectrum disorder (ASD) patients (n = 24)

Type of Autism

Regressive

0 (0.0%)

Primary

24 (100.0%)

Childhood Autism Rating Scale (CARS)

Mean ± SD

33.46 ± 4.83

Range

25–44

Severity groups according to CARS scale

Mild up to 30

6 (25.0%)

Moderate 30–37

13 (54.2%)

Severe 37–60

5 (20.8%)

Score of intelligence quotient (IQ) test

Mean ± SD

61.58 ± 9.30

Range

40–80

Below average intelligence

5(20.8%)

Cognitive impairment

19 (79.2%)

Electroencephalogram (EEG) abnormalities

Negative

21 (87.5%)

Positive

3 (12.5%)

Presence of convulsions

No

21 (87.5%)

Yes

3 (12.5%)

Frequency of convulsions

Irregular

2 (66.7%)

Every 3 months

1 (33.3%)

Controlled convulsions

Yes

3 (100.0%)