Table 4.

Sample 1 Performance on Behavioral and Parent Report Measures Table

	ASD Sample			DD Sample			TD Sample
Measure	N	Mean (SD)	Range	N	Mean (SD)	Range	N	Mean (SD)	Range
MSEL – Receptive Language	64	28.20 (11.88)	20–63	34	28.97 (10.04)	20–54	38	57 (7.79)	45–77
MSEL – Expressive Language	66	27.45 (10.63)	20–63	34	27.65 (8.62)	20–53	38	57.76 (9.21)	34–76
MSEL* – Early Learning Composite	63	59.27 (15.81)	49–99	41	60.90 (13.32)	49–103	47	112.34 (11.80)	84–147
Preschool Language Scales- Auditory Comprehension	67	70.15 (23.21)	50–126	36	72.89 (16.13)	50–116	50	113.12 (12.67)	81–145
Preschool Language Scales – Expressive Communication	67	68.27 (20.40)	50–119	36	74.06 (15.08)	50–122	50	116.02 (13.23)	79–145
Preschool Language Scales – Total Language Score	67	67.96 (21.82)	50–117	36	71.11 (16.18)	50–122	50	116.3 (13.60)	90–149
VABS*- Adaptive Behavior Composite	119	59.87 (15.30)	29–103	55	61 (15.44)	23–104	79	99.52 (11.72)	68–129

^*MSEL = Mullen Scales of Early Learning (Mullen, 1995);

^*VABS=Vineland Adaptive Behavior Scales (Sparrow et al., 1984)