Table 4.

Linear regression table for the final linear mixed effects model.

Coefficients	Estimate (SE)	t test (df)	P value
Intercept	8.791 (0.372)	23.636 (92)	<.001
Automation only	–1.222 (0.316)	–3.869 (92)	<.001
No automation	–0.306 (0.316)	–0.967 (92)	.34
High risk level	1.167 (0.316)	–3.693 (92)	<.001
Low risk level	0.722 (0.316)	2.286 (92)	.02
EDPatientYesa	–0.578 (0.351)	–1.647 (10)	.13

^aED: emergency department.