Table 1.

Baseline Demographics and Language and Behavior Data

MeanStandard DeviationMinimumMaximum
Age (mo)59.511.43673
Mental age (mo)29.915.6555
PLS-3 auditory comprehension (raw score)14.910.5437
PLS-3 expressive communication (raw score)11.99.9136
Behavioral ratings
Relating6.72.5513
Attention/perseveration3.81.426
Communication/language15.62.51121
Object-relatedness6.11.539
Sensory/motor101.6610
Affect4.51.226