Sociodemographic characteristics
| Baseline characteristics | n | % Mean (SD) | Range (years) |
| Age | 43.64 (7.75) | 29–55 | |
| Age of autistic child | 10.18 (4.73) | 3–17 | |
| Ethnicity | |||
| White background | 10 | 90.9 | |
| Mixed background | 1 | 9.1 | |
| Relationship to child | |||
| Mother | 10 | 90.9 | |
| Father | 1 | 9.1 | |
| Marital status | |||
| Married/partnered/cohabiting | 11 | 100 | |
| Highest educational level | |||
| No qualification | 1 | 9.1 | |
| High school/college | 6 | 54.5 | |
| University or postgraduate degree | 4 | 36.4 | |
| Employment | |||
| Unemployed | 1 | 9.1 | |
| Employed | 10 | 90.9 |