. Author manuscript; available in PMC: 2014 Dec 31.

Published in final edited form as: J Postsecond Educ Disabil. 2014 Summer;27(2):161–178.

Table 3.

Correlation coefficients for TRT, PPVT, composite verbal scores, and deaf students’ communication

	PPVT Standard Score	PPVT %tile	PPVT Overest.	Verbal Score	Age Learn to Sign	Receptive Skill				Expressive Skill			Prefer Sign vs. Speech	Prefer ASL vs. English Sign
	PPVT Standard Score	PPVT %tile	PPVT Overest.	Verbal Score	Age Learn to Sign	ASL	SimCom	English Sign	Speech	ASL	English Sign	SimCom	Prefer Sign vs. Speech	Prefer ASL vs. English Sign
TRT	−.07	−.04	.03	.13	.01	.04	.06	.06	−.10	−.06	−.07	−.07	−.01	.08
PPVT Standard Score	-	.89^**	−.49^**	.61^**	−.04	−.37^**	.19	.01	.45^**	−.44^**	−.11	.14	−.38^**	.14
PPVT Percentile	-	-	−.40^**	.62^**	.02	−.40^**	.05	−.03	.41^**	−.46^**	−.14	.08	−.39^**	.18
PPVT Overestimates	-	-	-	−.22^*	−.01	.28^**	−.01	.11	−.16	.20	.10	.01	.16	.10
Verbal Score	-	-	-	-	.11	−.18	.14	.15	.28^**	−.36^**	.05	.13	−.22^*	.22^*
Age Learned to Sign	-	-	-	-	-	−.36^**	−.12	−.22^*	.23^*	−.28^**	−.14	.05	−.22^*	.24^*
ASL Receptive	-	-	-	-	-	-	.18	.30^**	−.41^**	.79^**	.33^**	.13	.67^**	−.25^*
SimCom Receptive	-	-	-	-	-	-	-	.37^**	.26^*	.01	.34^**	.56^**	.01	.22^*
English Signing Receptive	-	-	-	-	-	-	-	-	.05	.24^*	.52^**	.26^*	.24^*	.11
Speech Receptive	-	-	-	-	-	-	-	-	-	−.43^**	−.02	.29^**	−.57^**	.25^*
ASL Expressive	-	-	-	-	-	-	-	-	-	-	.25^*	.06	.70^**	−.36^**
English Signing Expressive	-	-	-	-	-	-	-	-	-	-	-	.40^**	.23^*	.22^*
SimCom Expressive	-	-	-	-	-	-	-	-	-	-	-	-	−.06	.30^**
Preference for Sign vs. Speech	-	-	-	-	-	-	-	-	-	-	-	-	-	−.35^**

Note.

p < .05

^**

p < .01