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Table 2 Comparison of clinics with and without survey data stratified by Pi2 category

From: The facilitators and barriers associated with implementation of a patient-centered medical home in VHA

  Highest Pi2 clinics Middle Pi2 clinics Lowest Pi2 clinics
Surveys No surveys p value Surveys No surveys p value Surveys No surveys p value
Number 54 23 547 202 42 45
% of Pi2 group 70.1 % 29.9 % 73.0 % 27.0 % 48.3 % 51.7 %
Mean total patients 3210.9 1914.5 <0.001 7148.2 3397.0 <0.001 7709.6 2875.4 <0.001
Mean total annual visits 12,034.4 7613.0 <0.001 24,851.3 11,815.7 <0.001 24,668.5 9903.6 <0.001
Adjusted panel size (mean number of patients) 1130.9 1096.9 0.68 1117.2 1130.1 0.57 1241.6 1328.9 0.23
Average DCG of panel 0.562 0.537 0.55 0.588 0.537 0.0002 0.531 0.497 0.10
PCPs with panels over-capacity (proportion) 25.93 % 13.04 % 0.22 25.51 % 20.00 % 0.13 33.33 % 35.90 % 0.81
VAMC (proportion) 7.41 % 0.00 % 0.99* 23.20 % 5.13 % <0.001 22.50 % 0.00 % 0.99*
  1. *p value for this comparison may not be reliable due to there being no VAMCs in the No Surveys group