- Sociodemographic characteristics of ASD sample (N=67).
| Variables | n (%) |
|---|---|
| Gender | |
| Female | 18 (26.9) |
| Male | 49 (73.1) |
| Age (months) at time of clinic visit | |
| <24 | 8 (11.9) |
| 24-47 | 30 (44.8) |
| 49-71 | 20 (29.9) |
| 72-95 | 9 (13.4) |
| >96 | 0 (0) |
| Nationality | |
| Saudi | 52 (77.6) |
| Non-Saudi | 15 (22.4) |
| Area of residence | |
| Central | 55 (82.1) |
| West | 3 (4.5) |
| North | 2 (3.0) |
| South | 3 (4.5) |
| East | 4 (6.1) |
| Marital status of parents | |
| Married | 64 (95.5) |
| Separated/divorced | 2 (3.0) |
| Widowed | 1 (1.5) |
| Number of siblings | |
| None | 6 (9.0) |
| 1 | 23 (34.3) |
| 2-4 | 32 (47.8) |
| 5-7 | 6 (9.0) |
| Parents consanguinity | |
| Yes | 25 (37.3) |
| No | 40 (59.7) |
| Missing information | 2 (3.0) |
| Consanguinity type (n=25) | |
| First cousins | 14 (56.0) |
| Second cousins | 7 (28.0) |
| Same tribe | 4 (16.0) |
| Father level of education | |
| Primary school | 1 (1.5) |
| Intermediate school | 3 (4.5) |
| High school | 9 (13.4) |
| Post-secondary education | 39 (57.2) |
| Master’s or higher | 10 (14.9) |
| Missing information | 5 (7.5) |
| Mother level of education | |
| Primary school | 1 (1.5) |
| Intermediate school | 3 (4.9) |
| High school | 15 (22.2) |
| Post-secondary education | 33 (49..6) |
| Master’s or higher | 8 (11.9) |
| Missing information | 7 (10.5) |
ASD: autism spectrum disorder, PDD: pervasive developmental disorders