Table 1 Participant demographics
| Â | Group means (mean, SD) | Statistics | |||||
|---|---|---|---|---|---|---|---|
iASD-hi (n = 31) | iASD-lo (n = 7) | PMS+ (n = 14) | PMS− (n = 8) | TD control (n = 26) | F or χ | p | |
Age | 9.65 (3.31) | 7.78 (2.73) | 9.86 (4.17) | 9.23 (3.41) | 9.83 (3.72) | 0.55 | 0.70 |
DQ | 106.68 (24.24) | 45.50 (21.08) | 17.29 (12.16) | 35.82 (19.83) | 153.80 (56.25) | 49.67 | < 0.001 |
ADOSa | 7.66 (1.54) | 6.80 (2.17) | 7.29 (1.54) | 6.00 (2.20) | — | 1.61 | 0.22 |
ADI-R (A)b | 18.33 (5.69) | 17.00 (5.15) | 22.08 (6.10) | 13.00 (9.20) | — | 2.78 | 0.071 |
ADI-R (B verbal)b | 15.50 (4.99) | 13.20 (2.78) | 13.77 (3.77) | 10.43 (4.08) | — | 3.31 | 0.032 |
ADI-R (B non-verbal)b | 8.21 (4.44) | 8.40 (3.85) | 12.69 (4.13) | 6.43 (3.60) | — | 5.09 | 0.006 |
ADI-R (C)b | 7.17 (2.53) | 6.60 (2.51) | 5.70 (2.63) | 4.00 (2.77) | — | 2.93 | 0.054 |
ADI-R (D)b | 3.75 (1.29) | 4.20 (1.79) | 4.62 (0.77) | 3.86 (1.22) | Â | 1.23 | 0.34 |
Sex (% female) | 7 (22.6%) | 2 (28.6%) | 8 (57.1%) | 4 (50.0%) | 17 (65.3%) | 12.36 | 0.015 |
# Soc trials | 4.93 (0.04) | 4.86 (0.09) | 4.83 (0.06) | 4.83 (0.08) | 4.99 (0.05) | 0.65 | 0.63 |
# Non-soc trials | 4.0 (0.03) | 3.91 (0.7) | 3.86 (0.05) | 3.83 (0.06) | 3.95 (0.04) | ||
Race (n = Asian) | 3 | 0 | 1 | 0 | 0 | — | — |
Race (n = Black or African American) | 5 | 2 | 0 | 0 | 1 | — | — |
Race (n = White) | 13 | 2 | 11 | 8 | 20 | — | — |
Race (n = More than one) | 6 | 1 | 2 | 0 | 3 | — | — |
Race (n = Unknown) | 4 | 2 | 0 | 0 | 2 | — | — |
Ethnicity (n = Not Hispanic) | 16 | 4 | 13 | 7 | 20 | — | — |
Ethnicity (n = Unknown) | 8 | 2 | 0 | 0 | 4 | — | — |