Table 1.
General characteristics of participants.
| n | % | Mean (SD) | |
|---|---|---|---|
| Gender | |||
| Boys | 28 | 82.4 | |
| Girls | 6 | 17.6 | |
| Chronological age | |||
| T1 (months) | 34 | 44.7 (4.9) | |
| T2 (months) | 34 | 72.4 (5.4) | |
| ADOS comparison score (CSSa) | 34 | 7.4 (2.1) | |
| Cognitive functioning | |||
| M-P-R SSb | 32 | 60.1 (25.8) | |
| Significant cognitive delay | 24 | 70.6 | |
| Language skills | |||
| PLS-4 auditory SS | 33 | 63.4 (21.9) | |
| Significant auditory delay | 20 | 58.8 | |
| PLS-4 expressive SS | 33 | 70.6 (19.9) | |
| Significant expressive delay | 24 | 70.6 | |
| Mother's education | |||
| University | 24 | 70.6 | |
| No university | 10 | 29.4 | |
| Mother's ethnicity | |||
| Caucasian | 23 | 67.6 | |
| Non-Caucasian | 11 | 32.4 | |
| Mother's marital status | |||
| Single | 5 | 14.7 | |
| Married/common-law | 29 | 85.3 | |
| Family income | |||
| >40,000 CAD | 26 | 76.5 | |
| <40,000 CAD | 8 | 23.5 | |
| Mother tongue | |||
| English | 23 | 67.6 | |
| French | 4 | 11.8 | |
| Other | 7 | 20.6 |
ASD rated from 1 to 10, with 10 being the most severe; aCSS is calibrated severity scores; bSS is standard score; M-P-R: Merrill-Palmer-Revised Scales of Development; PLS-4: Preschool Language Scale, Fourth Edition.