. Author manuscript; available in PMC: 2018 Nov 1.

Published in final edited form as: Am J Manag Care. 2015 Mar 1;21(3):e215–e221.

Table 3.

Average LOS for Patients Cared for by a Hospitalist vs a Nonhospitalist in Hospitals With and Without Complete EHRs^a

		Incomplete EHR			Complete EHR
		Predicted Average LOS	Difference			Predicted Average LOS	Difference		Difference
	Admission	(SE)^b	(1)	P	Admission	(SE)^b	(2)	P	(1–2)	P
Nonhospitalist	23,883	5.11 (0.001)			4831	4.92 (0.002)
Hospitalist	16,472	4.51 (0.001)	0.60	<.01	4390	4.49 (0.002)	0.43	<.01	0.17	<.01

EHR indicates electronic health record; LOS, length of stay.

Complete EHR includes clinical data repository, clinical decision support, computerized physician order entry, physician documents.

Adjusted for age, sex, race, low socioeconomic status, comorbidity, Major Diagnosis Category (MDC) group, diagnosis-related group weight, number of hospitalizations in the year before admission, number of doctor visits in the year before admission, emergency department admission, weekend admission, admission with subsequent intensive care unit use, geographic region, metropolitan area size, type of hospital, hospital size, and medical school affiliation.