Combined written and oral information prior to gastrointestinal endoscopy compared with oral information alone: a randomized trial

Table 4 Multivariate linear regression model predicting the patient global assessment of information received.

	Difference in mean information score	95% confidence interval	P value
Written information (vs oral)	0.32	0.12 to 0.51	0.002
Men (vs women)	0.22	0.02 to 0.41	0.029
Age 18–65 years (vs. 66–98 years)	0.44	0.24 to 0.65	<0.001
Inpatient (vs outpatient)	0.22	0.02 to 0.42	0.035

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