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Table 4 Regression models for combined dataset

From: Exploring the equity of GP practice prescribing rates for selected coronary heart disease drugs: a multiple regression analysis with proxies of healthcare need

Drug group R2 Needs indicator Beta coefficient % explained
Statins .249 CHD HES rate .350 14.7
   % patients aged >75 -.240 4.2
   Ethnicity -.233 3.1
   % patients aged 55–74 .199 2.9
Aspirin .512 CHD HES rate .579 32.9
   LISI score -.261 10.4
   % patients aged >75 .347 8.2
ACE inhibitors .316 Ethnicity -.395 25.3
   % patients aged >75 -.170 3.4
   % patients aged 55–74 .248 2.9
Beta-blockers .271 CHD HES rate .411 19.7
   % patients aged 55–74 .274 7.4
Bendrofluazide .241 LISI score -.261 13.1
   CHD HES rate .171 6.6
   % patients aged 55–74 .274 4.4
All CHD drugs .454 LISI score -.303 22.7
   CHD HES rate .461 20.0
   % patients aged 55–74 .242 2.7
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