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. Author manuscript; available in PMC: 2014 Sep 1.
Published in final edited form as: Med Care. 2013 Sep;51(9):812–818. doi: 10.1097/MLR.0b013e31829c8ca4

Table 3.

Multivariate adjusted effect estimates for combined variable measuring CCOP and Medical school affiliation.

Exposure Levels Adjusted Odds Ratio 95% CI
Combined Medical School Affiliation and CCOP (ref. = No affiliation, non-CCOP) (1) Major/Grad/Limited, CCOP 3.95** (1.61–9.71)
(2) No-affiliation, CCOP 3.23** (1.43–7.31)
(3) Major/Grad/Limited, non-CCOP 1.76** (1.30–2.40)