Table 6.

Shown are the P-values for each outcome measure correlated with the respective HCAHPS survey domain. The domains are fully defined in Table 2. Explanatory and outcome measures are grouped according to an IOM quality aim.

		HCAHPS DOMAINS
Outcome/System Measures		Recommend hospital	Hospital rating	Nurses	Doctors	Help	Pain	Medications	Room Clean	Quiet	Discharge
Health Care System	Geographic region Large hospital size	<0.001	0.039					0.035		<0.001
	High Operative volume	<0.001	0.003
	High Volume ICU cases
Effectiveness	100% SCIP Compliance			0.039			0.01	0.022
Efficiency	Short Length of stay					0.005			0.001
	Short Length of stay index					0.007	0.011		<0.001		0.012
Safety	Low Rate of PSI					0.018	0.03		<0.001
	Low Complication rate
	Low Readmission rate								0.016
	Low mortality rate				0.002	0.012	<0.001	0.005	0.002
	Low mortality index	<0.001	0.012	0.012	0.027	0.005	0.001	0.027	<0.001		0.003
	Low early mortality rate				0.025		0.001	0.012