Use of Expectation Disconfirmation Theory to Test Patient Satisfaction with Asynchronous Telemedicine for Diabetic Retinopathy Detection

Table 4

Post hoc comparison of pre- and postbeliefs (n=220).

Variable	Pre-Encounter		Post-Encounter		Paired T-Test
	Mean	Std. Dev.	Mean	Std. Dev.	t-Stat.	Sig.
Service Quality Expectation (pre)/Actual Service Quality Performance (post)	3.02	1.19	4.01	1.16	-10.28	P<.001
Service Preference	3.43	1.26	4.22	1.09	-8.80	P<.001