Table 3.
Mean scores obtained on each domain, subscale, and total score of the ECAS by ASD diagnostic status. SD's are shown in parentheses. Results of ANCOVA analyses with communication level included as a covariate, together with tests of ANCOVA assumptions, are also shown.
| ECAS domain/subscale | No ASD (N=67) | ASD (N=81) | Levene's Test (p) | Homogeneity of regression slopes (p) | F | p |
|---|---|---|---|---|---|---|
| Domain | ||||||
| Speaking | 8.17 (1.90) | 9.01 (1.77) | .284 | .118 | 5.36 | .022 |
| Listening | 8.09 (1.69) | 8.94 (1.66) | .381 | .902 | 6.97 | .009 |
| Inability | 6.71 (2.53) | 7.39 (2.55) | .976 | .629 | 1.38 | .242 |
| Difficulty | 8.09 (1.98) | 9.16 (2.25) | .408 | .671 | 7.36 | .007 |
| Anxiety | 7.91 (2.95) | 8.54 (2.63) | .650 | .777 | .95 | .331 |
| Subscale | ||||||
| Informant | 10.76 (3.03) | 12.20 (3.67) | .070 | .260 | 4.54 | .035 |
| Friends/family | 12.85 (3.22) | 14.06 (3.04) | .345 | .600 | 3.84 | .052 |
| Unfamiliar people | 15.36 (3.72) | 16.78 (3.15) | .484 | .395 | 4.02 | .047 |
| Total score | 38.97 (8.88) | 43.08 (8.52) | .786 | .766 | 5.48 | .021 |