Table 2.
Parent-report questionnaire data for the UK sample
| Whole sample (N = 200) | ASD(N = 102) | Other(N = 52) | None(N = 46) | |
|---|---|---|---|---|
| SQ-A | ||||
| Mean (SD) | 5.14 (3.91) | 7.39 (3.19) | 4.08 (3.37) | 1.33 (2.06) |
| Range | 0–14 | 0–14 | 0–12 | 0–9 |
|
Median (IQR) Cronbach’s α MIIC |
5 (6) .87 .32 |
7 (5) .76 .18 |
3 (6) .83 .25 |
0 (2) .78 .20 |
| Correlation with AQ-10 and SDQ (Spearman’s rs) | ||||
|
AQ-10 SDQ |
.79*** .65*** |
.46*** .19 |
.76*** .71*** |
.65*** .55*** |
| AQ-10 | ||||
| Mean (SD) | 6.39 (3.19) | 8.41 (1.37) | 5.71 (3.1) | 2.65 (2.41) |
| Range | 0–10 | 5–10 | 0–10 | 0–9 |
| Median (IQR) | 7 (5) | 9 (2) | 6 (6) | 2 (3) |
| SDQ | ||||
| Mean (SD) | 19.49 (7.31) | 22.92 (5.03) | 18.87 (7.33) | 12.57 (6.51) |
| Range | 3–37 | 11–37 | 4–31 | 3–29 |
| Median (IQR) | 20 (10) | 23 (7) | 18.5 (13) | 11.5 (9) |
| Correlation between AQ-10 and SDQ | ||||
| Spearman’s rs | .63*** | .16 | .66*** | .53*** |
ASD autism spectrum disorder, AQ-10 Autism Spectrum Quotient-10-Child, MIIC mean inter-item correlation, SDQ Strengths and Difficulties Questionnaire, SQ-A Signposting Questionnaire for Autism
***p < .001