Table 4.

Odds Ratios of ePHR Acceptance Constructs on ePHR Use by Nurses

	Crude Odds Ratios (OR) (n=847)		Model 1a (n=847)		Model 2b (n=844)
	OR (95% CI)	p	OR (95% CI)	p	OR (95% CI)	p
H1: Perceived usefulness	0.90 (0.88–0.92)	<0.01	0.87 (0.85–0.89)	<0.01	0.87 (0.85–0.89)	<0.01
H2: Perceived ease of use	1.05 (1.01–1.09)	0.02	1.06 (1.01–1.12)	0.03	1.06 (1.00–1.12)	0.06
H3: Perceived data security and privacy protection	1.01 (0.98–1.03)	0.64	1.04 (1.01–1.07)	0.01	1.04 (1.01–1.07)	0.03
H4: Perceived health-promoting role model	1.03 (1.01–1.05)	0.04	1.07 (1.04–1.11)	<0.01	1.07 (1.04–1.11)	<0.01

Model 1 adjusted for nursing group (nursing informatics community vs. hospital nurses).

Model 2 adjusted for nursing group (nursing informatics community vs. hospital nurses), age, chronic illness and medication use, health care provider use of electronic health record.

^aVariance explained: Cox&Snell R²= 0.29; Nagelkerke R²= 0.39.

^bVariance explained: Cox&Snell R²= 0.33; Nagelkerke R²= 0.44.