Table 2.
Descriptive statistics by outcome group
| Outcome group, mean (SD) |
||||
|---|---|---|---|---|
| Variable | ASD | Other delays | High-risk typical | Low-risk typical |
| Number of subjects | 10 | 11 | 15 | 19 |
| Age at outcome, months | 33.7 (5.3) | 31.9 (5.9) | 33.2 (5.5) | 31.7 (6.4) |
| Mullen overall developmental quotient** | 77.37 (13.77) | 93.37 (13.79) | 104.38 (9.87) | 107.11 (8.83) |
| Expressive language*** | 34.24 (8.62) | 48.00 (5.26) | 51.01 (4.58) | 51.54 (8.43) |
| Receptive language** | 33.99 (11.85) | 46.47 (12.54) | 51.59 (8.83) | 56.81 (6.05) |
| Fine motor* | 41.38 (5.36) | 47.38 (9.69) | 48.03 (4.22) | 48.57 (4.64) |
| Visual reception | 45.12 (10.18) | 44.88 (6.57) | 58.15 (10.43) | 57.29 (9.35) |
| Gross motor* | 39.98 (3.79) | 47.33 (2.04) | 52.45 (5.32) | 51.17 (4.87) |
| ADOS communication + social*** | 13.30 (2.67) | 5.73 (2.72) | 3.20 (2.04) | 2.00 (1.45) |
*P < 0.05; **P < 0.005; ***P < 0.0001 ASD versus all other comparison groups.
Mullen subtest scores have standardized mean = 50, SD = 10.
Data is reported as mean (SD), unless otherwise noted as number of subjects.