Table 1. Descriptive Statistics (Mean, SD, and Range) for Full Sample of Participants with FXS, FXS+ASD, nonsyndromic ASD.
| FXS1 (n = 53) |
FXS+ASD2 (n = 41) |
FXS+ASD – Severity Match (n = 21) |
Nonsyndromic ASD (n = 39) |
Nonsyndromic ASD – Severity Match (n = 21) |
|
|---|---|---|---|---|---|
| Chronological Age | 7.51 (1.98, 4.06-10.62) |
7.54 (2.03, 4.06-10.63) |
7.39 (1.92, 4.06-10.63) |
7.27 (1.90, 4.02-10.99) |
6.88 (1.79, 4.02-10.99) |
| Nonverbal IQ SS | 57.77 (13.94, 36-83) |
55.39 (13.61, 36-83) |
53.33 (12.87, 36-79) |
63.62 (13.93, 36-85) |
69.24 (11.84, 36-85) |
| Expressive Vocabulary SS | 65.63 (16.24, 20-103) |
62.88 (16.11, 20-103) |
60.85 (12.83, 41-76) |
60.47 (23.88, 20-96) |
63.95 (24.87, 20-96) |
| ADOS Social Affective CSS | 5.96 (2.30, 2-10) |
6.27 (2.10, 2-10) |
7.38 (1.77, 4-10) |
7.82 (1.67, 3-10) |
7.33 (1.80, 3-10) |
| ADOS Restricted and Repetitive Behavior CSS | 7.26 (1.74, 1-10) |
7.54 (1.52, 5-10) |
8.05 (1.77, 5-10) |
8.36 (1.42, 5-10) |
7.85 (1.42, 5-10) |
1
This sample includes children with FXS who do and do not meet research criteria for a comorbid diagnosis of ASD.
2
This sample is comprised of children with FXS who meet research criteria for a comorbid diagnosis of ASD and is a subsample of the full sample of participants with FXS.