Table 5.

Generalized estimating equations models predicting 6-year outcomes from the VDQ and NVDQ at 2 years, with separate models controlling for 6-year Abbreviated IQ.

	Mullen NVDQ β (SE)	Mullen VDQ β (SE)
Stanford-Binet
Working Memory	0.203 (.07)**	0.153 (.07)*
Cambridge Neuropsychological Test Automated Battery
Spatial Span+	0.294 (0.07)**	0.118 (.08)
Stockings of Cambridge+	0.139 (.08)	0.093 (.10)
Behavior Rating Inventory of Executive Function
Global Executive Composite	−0.078 (.06)	−0.126 (.04)**

^*p < .05.

^**p < .01. + scores standardized. Note. NVDQ = nonverbal developmental quotient; VDQ = verbal developmental quotient.