Table 3. Comparison of ADI-R Scores between Severe and Mild SCI Groups in Cluster Analysis.
| Severe SCI (n=72) | Mild SCI (n=41) | p value | |
|---|---|---|---|
| Impairments in reciprocal social interaction | |||
| A1 Nonverbal behaviors | 0.481 (0.784) | −0.844 (0.752) | <0.001 |
| A2 Peer relationships | 0.369 (0.818) | −0.648 (0.968) | <0.001 |
| A3 Shared enjoyment | 0.532 (0.510) | −0.935 (0.965) | <0.001 |
| A4 Reciprocity | 0.400 (0.757) | −0.703 (0.992) | <0.001 |
| Impairments in communication | |||
| B1 Delay of language | 0.461 (0.793) | −0.810 (0.792) | <0.001 |
| B2 Conversation | 0.368 (0.673) | −0.517 (1.15) | <0.001 |
| B3 Stereotyped speech | 0.087 (1.06) | −0.122 (0.902) | 0.336 |
| B4 Imitative play | 0.541 (0.581) | −0.951 (0.864) | <0.001 |
ADI-R, Autism Diagnostic Interview-revised; SCI, social communication impairments.
Severe SCI group with higher scores for impairment in social and communication dimensions, mild SCI group with lower scores for impairment in social and communication dimensions. Data are presented as mean (standard deviation).