Table III.
Psychometric test results in patient subgroups
| Variables | ASD (n = 23) | DD/non-ASD (n = 19) | NCR (n = 19) | P value |
|---|---|---|---|---|
| Demographics | ||||
| Female sex, n (%) | 1 (4) | 7 (37) | 12 (63) | <.001 |
| Age, mo, mean (SD) | 27.3 (5.7) | 29.3 (5.5) | 21.7 (6.5) | .001 |
| Race n (%) | .07 | |||
| White | 11 (47.8) | 15 (79) | 8 (42.1) | |
| Hispanic | 8 (34.7) | 3 (15.8) | 4 (21) | |
| Other* | 4 (17.3) | 1 (5.2) | 7 (36.8) | |
| Income, USD, n (%) | NS | |||
| >50 000 | 7 (30.4) | 8 (42.1) | 6 (31.5) | |
| <50 000 | 16 (69.5) | 11 (58) | 13 (68.4) | |
| Test scores, mean (SD) | ||||
| RITA-T, total score | 20.8 (3.6) | 13 (2.5) | 10.9 (2.12) | <.0001 |
| M-CHAT, total items failed | 8.7 (4.9) | 4 (3.6) | 1.3 (1.6) | <.0001 |
| M-CHAT, critical items failed | 2.87 (2.3) | 1.42 (1.6) | 0.11 (0.31) | <.0001 |
| DSM IV, total hits | 8.96(1.99) | 0.89 (1.15) | NA | <.0001 |
| DSM-5, total hits | 6.04 (0.88) | 0.75 (1.15) | NA | <.0001 |
| MSEL RL, T score | 29.7 (12.3) (n = 20) | 33.8 (15.2) (n = 17) | NA | NS |
| MSEL EL, T score | 28.4 (13.2) (n = 20) | 29.6 (13.4) (n = 17) | NA | NS |
| MSEL VR, T score | 32.8 (10.7) (n = 14) | 40 (14.65) (n = 17) | NA | NS |
NS, not significant; NA, not available.
P values for group differences are based on ANOVA for continuous variables and the χ2 test for categorical variables. P < .05 indicates significance. P = NS if >.05.
*
Other: Asian and African American.