Table 1.

Norm-referenced, standardized language tests used for analysis of growth from ages 2 through 6.

Year	Tests
2 year	MacArthur Bates Communicative Development Inventories (Words Produced, Sentence Complexity, Word Forms)
	Mullen Scales of Early Learning (Receptive, Expressive)
	Vineland Adaptive Behavior Scales (Receptive, Expressive)
3 year	Comprehensive Assessment of Spoken Language (Core)
	Vineland Adaptive Behavior Scales (Receptive, Expressive)
4 year	Wechsler Preschool and Primary Scale of Intelligence (Vocabulary)
	Comprehensive Assessment of Spoken Language (Core)
	Vineland Adaptive Behavior Scales (Receptive, Expressive)
5 year	Clinical Evaluation of Language Fundamentals – Fourth Edition (Word Structure)
	Preschool Language Assessment Instrument – Second Edition (Receptive, Expressive)
	Peabody Picture Vocabulary Test – Fourth Edition
6 year	Wechsler Abbreviated Scale of Intelligence (Vocabulary)
	Comprehensive Assessment of Spoken Language (Core)