Table 4.

Multivariate analysis of factors associated with AD completion

	RRRa	P Value	[95% Confidence Interval]
Caregiver discussed AD	40.56891	<0.05	15.05035	109.3554
Previous ICUb Admission	0.6650326	0.582	0.1558932	2.836996
Intubation history	0.4509578	0.304	0.0987241	2.059912
Palliative care consult	1.43966	0.474	0.5305328	3.906678
Functional Impairment	4.169589	0.021	1.243331	13.98298
Specialty	1.010565	0.986	0.3145422	3.246757

^aRRR – Relative Risk Ratio

^bICU – Intensive Care Unit