. Author manuscript; available in PMC: 2016 Aug 26.

Published in final edited form as: Online J Nurs Inform. 2015 Nov 1;19:http://www.himss.org/impact-heath-information-technology-quality-patient-care.

Table 2.

Effects of EHR implementation Stage on Adverse Outcomes (N = 70)

	Unadjusted			Adjusted

Outcome Variable	β	R²	F	β	R²	F
Death in low-mortality DRG’s (PSI 2)	−0.06	0.00	0.26	−0.21	0.28	6.29
Failure to rescue (PSI 4)	−0.16	0.03	1.83	−0.18	0.19	3.73
Central venous catheter-related blood stream infection (PSI 7)	0.00	0.00	0.00	−0.02	0.07	2.64
Postoperative hip fracture (PSI 8)	0.02	0.00	0.06	0.00	0.15	3.11
Postoperative sepsis (PSI 13)	−0.16	0.02	1.71	−0.17	0.11	2.13
Readmission within 7 days of discharge	−0.30^*	0.09	4.70	−0.30	0.09	3.60
Length of Stay (LOS)	−0.10	0.01	0.70	−0.08	0.38	9.92
Prolonged Length of Stay (PLOS)	−0.05	0.00	0.21	−0.21^*	0.46	6.54

p < .05

Note: Adjusted models included indicated control variables: nurse staffing levels, certification, education; patient comorbidities, age. race, gender and insurance status; and hospital geographic location, size (beds), high technology status and teaching status.