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Table 1 Sample differences between Oasis practices and control practices

From: Does capitation affect the delivery of oral healthcare and access to services? Evidence from a pilot contact in Northern Ireland

Variable Mean values for Oasis practices Mean values for control practices Difference in mean values P value of diff.
Practice characteristics
 Number of dentists 4.11 3.21 0.89 P<0.01
 Regional deprivation (IMD) 19.8 21.2 −1.41 P<0.01
 Monthly number of treatment items 811 922 −110 P<0.01
 Monthly number of treatment courses 463 392 71 P<0.01
 Monthly number of registrations 3850 3359 490 P<0.01
 Monthly number of patients seen 320 306 14.4 0.15
Case-mix
 % of registered patients age 60 and above 13.3 15.3 −2.01 P<0.01
 % of child registered patients 19.9 30.7 −10.7 P<0.01
 % of registered patients exempt from payment charges 36.7 43.2 −6.6 P<0.01
  1. All italicized P values are statistically significant at a 1% level