TABLE 4.

Agreement Between EMR and EPRP Based Measures for VISN1 Patient Sample (n = 2095)

Measure	No. Pairs of Observations	r	EMR	EPRP	Difference	P *
Low-density lipoprotein (mg/dL), mean ± 1 standard deviation	1404	0.98	100.8 ± 29.9	99.9 ± 30.4	0.9	0.08
Systolic blood pressure (mm Hg)	1840	0.89	132.1 ± 19.9	130.9 ± 17.9	1.2	<0.00
Diastolic blood pressure (mm Hg)	1840	0.89	72.7 ± 11.9	72.4 ± 11.5	0.3	<0.01
HgbA1c (%)†	754	0.98	7.2 ± 1.5	7.2 ± 1.5	0.0	0.47

r = Pearson correlation coefficient.

^*P value on difference in means from paired t test.

^†Among diabetic patients only.

VISN1, Veterans Integrated Service Network 1.