. Author manuscript; available in PMC: 2014 Jun 1.

Published in final edited form as: J Child Lang. 2012 May 10;40(3):672–686. doi: 10.1017/S0305000912000141

TABLE 3.

Regression models using input measures at 2;6 (word types) to predict children’s receptive vocabulary skills at 3;6 (PPVT) in the multi-speaker group (n=15)

Predictors	PPVT 3;6 β (standardized)
Predictors	Model 1	Model 2	Model 3
Direct types from primary caregiver alone	0.47
All directed types		0.62^*
All types in input (directed and overheard)			0.39
R² statistic	0.22	0.38	0.15

NOTE:

p<0.05.