Table 1.
Descriptive statistics of the analysis sample.
| Neurotypical (NT) | Autistic (A) | |||||||
|---|---|---|---|---|---|---|---|---|
| Sex assigned at birth | Male (M) | Female (F) | Male (M) | Female (F) | ||||
| Number | 141 | 76 | 202 | 73 | ||||
| N FSIQ < 75 | 18 | 11 | 36 | 17 | ||||
| Age Range (Min–Max), years | 7.53–30.98 | 6.89–30.78 | 6.57–29.88 | 6.08–30.28 | ||||
| Difference effect size | Difference effect size | |||||||
|---|---|---|---|---|---|---|---|---|
| NT M vs NT F | NT M vs A M | A M vs A F | NT F vs A F | |||||
| Amplitude at P8 to inverted faces | − 0.15 (0.85) | 0.08 (1.02) | 0.24 | 0.03 | − 0.12 (1.04) | − 0.07 (0.94) | 0.07 | 0.15 |
| Amplitude at P8 to upright faces | 0.06 (0.94) | 0.37 (1.05) | 0.31 | 0.14 | − 0.08 (1.01) | − 0.07 (0.94) | 0.01 | 0.44 |
| Amplitude difference between upright and inverted faces | 0.20 (0.81) | 0.29 (0.86) | 0.10 | 0.16 | 0.06 (0.86) | 0.34 (0.87) | 0.32 | 0.05 |
| Age mean (SD), year | 17.84 (5.69) | 16.48 (5.72) | 0.23 | 0.14 | 17.02 (5.3) | 16.88 (6.28) | 0.02 | 0.09 |
| FSIQ mean (SD) | 101.4 (19.13) | 103.24 (19.31) | 0.09 | 0.28 | 95.85 (20.09) | 93.5 (19.24) | 0.11 | 0.50 |
| ADOS CSS total mean (SD) | – | – | – | – | 5.89 (2.73) | 4.33 (2.56) | 0.58 | – |
| SRS-2 total T-score mean (SD) | 48.45 (9.1) | 47.28 (7.8) | 0.14 | 2.07 | 70.29 (11.74) | 71.45 (12.95) | 0.09 | 2.26 |
| Eye-tracking individual random effects to Face pop-out task-intercept* | 0.20 (0.06) | 0.24 (0.08) | 0.56 | 0.001 | 0.20 (0.07) | 0.22 (0.09) | 0.24 | 0.23 |
| Eye-tracking individual random effects to face pop-out task-slope* | − 0.15 (0.14) | − 0.14 (0.18) | 0.06 | 0.001 | − 0.14 (0.16) | − 0.15 (0.16) | 0.06 | 0.05 |
| Eye-tracking individual random effects to face pop-out task-quadratic* | 0.13 (0.11) | 0.17 (0.12) | 0.34 | 0.33 | 0.09 (0.13) | 0.13 (0.14) | 0.29 | 0.30 |
| Eye-tracking individual random effects to face dynamic video task-intercept* | 0.72 (0.12) | 0.77 (0.10) | 0.45 | 0.16 | 0.66 (0.14) | 0.70 (0.12) | 0.30 | 0.63 |
| Eye-tracking individual random effects to face dynamic video task-slope* | 0.24 (0.08) | 0.26 (0.07) | 0.26 | 0.44 | 0.20 (0.10) | 0.21 (0.08) | 0.11 | 0.66 |
| Eye-tracking individual random effects to face dynamic video task-quadratic* | − 0.28 (0.07) | − 0.32 (0.04) | 0.70 | 0.53 | − 0.24 (0.08) | − 0.29 (0.06) | 0.70 | 0.58 |