Table 2.
Comparison of clinical features of autistic and control children from both age- and sex- groups
| Clinical features | Males | Females | p (Chi-square) | ||
|---|---|---|---|---|---|
| Age groups I (3–4 years) | AM I | CM I | AF I | CF I | |
| Abnormal development (%) | 25.0 | 5.3 | 31.8* | 0 | 0.01 |
| Regress (%) | 83.0* | 0 | 81.8* | 0 | <0.001 |
| Hyperactivity (%) | 63.0* | 0 | 63.6* | 0 | <0.001 |
| CARS total scores | 44.0 ± 1.4 | 45.7 ± 1.3 | |||
| DSM IV A | 9.5 ± 0.3 | 9.6 ± 0.2 | |||
| Age groups II (7–9 years) | AM II | CM II | AF II | CF II | |
|---|---|---|---|---|---|
| Abnormal development (%) | 55.0 | 11.8 | 69.2* | 5.6 | 0.05 |
| Regress (%) | 55.0* | 0 | 76.9* | 0 | <0.001 |
| Hyperactivity (%) | 40.0* | 0 | 53.8* | 0 | <0.001 |
| CARS total scores | 39.3 ± 1.2 | 42.8 ± 1.7 | |||
| DSM IV A | 10.2 ± 0.2 | 10.1 ± 0.3 |
AM I and AM II (autistic males age group I and II, respectively), CM I and CM II (control males age group I and II), AF I and AF II (autistic females age group I and II), CF I and CF II (control females age group I and II)
* Statistically significant differences between autistic and control groups