| Discovery cohort |  | |||||
---|---|---|---|---|---|---|---|
 | Autism | TDC |  | ||||
 | N | Mean ± SD | Range | N | Mean ± SD | Range | p value |
Age (year) | 68 | 5.46 ± 0.71 | 4.15–6.75 | 54 | 5.65 ± 0.67 | 4.25–6.70 | 0.13a |
Sex | 47 M/21F | – | – | 33 M/21F | – | – | 0.36b |
Handedness | 59R/3L/6 M | – | – | 48R/1L/6 M | – | – | 0.68b |
Weight (kg) | 68 | 19.90 ± 4.00 | 14–36 | 54 | 20.10 ± 3.50 | 14–31 | 0.51a |
Height (cm) | 68 | 111.95 ± 7.38 | 98–130 | 54 | 116.31 ± 7.57 | 95–131 | 0.0025a |
Head motion (mm) | 68 | 0.24 ± 0.05 | 0.16–0.40 | 54 | 0.35 ± 0.12 | 0.19–0.69 |  < 0.001a |
Age of mother (year) | 47 | 34.49 ± 5.84 | 25.70–53.06 | 36 | 35.28 ± 4.97 | 24.67–48.19 | 0.22a |
ADOS total | 60 | 18.40 ± 4.0 | 9–28 | – | – | – | – |
 | Replication cohort |  | |||||
---|---|---|---|---|---|---|---|
 | Autism | TDC |  | ||||
 | N | Mean ± SD | Range | N | Mean ± SD | Range | p value |
Age (year) | 23 | 5.13 ± 0.70 | 4.01–6.62 | 46 | 5.46 ± 0.80 | 4.04–6.88 | 0.13c |
Sex | 20 M/3F | – | – | 39 M/7F | – | – | 0.81b |
Handedness | 19R/4L | – | – | 38R/8L | – | – | 1 b |
Head motion (mm) | 23 | 0.10 ± 0.03 | 0.06–0.16 | 46 | 0.12 ± 0.09 | 0.06–0.54 | 0.30a |
ADOS total | 20 | 16.25 ± 5.4 | 7–26 | – | – |  | – |