Table 1.

Patient and Procedural Characteristics 

Variable	POE Visit (N=228)	No POE Visit (N=486)	Standardized Difference
			Unadjusted	IPTW
Age, median (IQR)	58.5 (50.0, 66.0)	51.0 (37.0, 60.0)	0.545	0.064
Sex, n (%)				0.072
Female	104 (46%)	252 (52%)	0.125	–
Male	123 (54%)	234 (48%)	0.116	–
Unknown	1 (0%)	0 (0%)	0.028	–
Race, n (%)				0.093
White	208 (91%)	455 (94%)	0.091	–
American Indian/Alaskan Native	9 (4%)	5 (1%)	0.187	–
Asian	2 (1%)	2 (0%)	0.030	–
Black or African American	3 (1%)	6 (1%)	0.005	–
Other	6 (3%)	18 (4%)	0.061	–
BMI, median (IQR)	28.3 (24.9, 33.5)	27.3 (23.3, 32.7)	0.102	0.042
Surgery duration (min) median (IQR)	127.0 (78.5, 204.5)	103.5 (46.0, 197.0)	0.136	0.005
Charlson Score median (IQR)	3.0 (2.0, 5.0)	3.0 (1.0, 5.0)	0.124	0.056
OR Regional Block, n (%)	10 (4%)	21 (4%)	0.003	0.027
Surgery type, n (%)
General	40 (18%)	125 (26%)	0.200	0.055
Neurologic	43 (19%)	31 (6%)	0.383	0.003
Orthopedic	82 (36%)	119 (24%)	0.252	0.081
Urology	32 (14%)	57 (12%)	0.069	0.010
Other	57 (25%)	210 (43%)	0.391	0.003
ASA Type, n (%)				0.021
I	0 (0%)	12 (2%)	0.158	–
II	109 (48%)	212 (44%)	0.084	–
III	112 (49%)	226 (47%)	0.052	–
IV	6 (3%)	23 (5%)	0.112	–
Unknown	1 (0%)	13 (3%)	0.143	–