Table 4.

Propensity Score Weighted Regression Results of Medicare Paid Amounts and Dollar Adjusted RVUsa

	Inpatient Paid Amountb	Part B Paid Amountb	Evaluation and Management Paid Amountc	Total Dollar Adjusted Work RVUb	Total Dollar Adjusted E&M RVUc
Intercept	22,898	2,955	705	$1,911	713
Female	−1,877	−22	−12	−10	−11
White	−1,970	67	−11	63	−1
Age (years)	−288	−34	−10	−22	−10
Duals	−2,082	−511	−133	−320	−94
Rural	606	−140	−144	−132	−154
NP	−2,474	−522	−207	−282	−128
Adjusted R 2	0.22	0.32	0.44	0.45	0.46
Average percent difference NP to MD	11	18	29	15	18

Parameter estimates in dollars adjusted for beneficiaries' sex, race, age, dual eligibility status, provider type, CMS regions, rural region, and 30 Elixhauser comorbidities (parameter estimates are not shown for geographic measures and Elixhauser comorbidities).

^aResults based on an attribution threshold of 30%.

^bAll parameter estimates are significant at the <.0001 level.

^cAll parameter estimates except for female and white are significant at the <.0001 level.

E&M, evaluation and management; NP, nurse practitioner; RVU, relative value unit.