Table 2.

Zero-Order Correlations Between Background Variables and Vocabulary

nPPVTPTANonverbal IQFamily InvolvementAge of Enrollment
PPVT112−.033.289 .646 −.464
PTA112.018−.012−.111
Nonverbal IQ84.223−.092
Family involvement100−.204
Age of enrollment112
  • * P < .01.