Parameter | Group | N | Minimum | Maximum | Mean ± S.D | P value |
---|---|---|---|---|---|---|
PE | Control | 16 | 0.022 | 0.059 | 0.043 ± 0.010 | 0.002 |
 | Autistic | 25 | 0.021 | 0.063 | 0.032 ± 0.009 |  |
PS | Control | 16 | 0.065 | 0.099 | 0.081 ± 0.009 | 0.000 |
 | Autistic | 25 | 0.034 | 0.067 | 0.051 ± 0.009 |  |
PC | Control | 16 | 1.369 | 1.979 | 1.711 ± 0.185 | 0.000 |
 | Autistic | 25 | 0.862 | 1.989 | 1.313 ± 0.333 |  |