Table 3.

DNT correlations with a priori model

Variable	Spearman's correlation (rho)	P value
Education	0.52	<0.0001
Income	0.51	<0.0001
REALM	0.54	<0.0001
WRAT	0.62	<0.0001
DKT	0.71	<0.0001
Insulin use	0.04	0.4313

REALM – Rapid Estimate of Adult Literacy in Medicine; WRAT – Wide Range Achievement Test; DKT – Diabetes Knowledge Test