Table 1.

Cohort characteristics of nursing home residents and propensity matched community-dwelling older adults. SMD=Standard Mean Difference.

Variable Name	Total	Nursing Home	Community-Dwelling	P value	SMD
All Subjects, N (%)	55389 (100.0)	18463 (33.3)	36926 (66.7)
Propensity score mean ± SD	0.2 ± 0.1	0.2 ± 0.1	0.2 ± 0.1	0.726	0.0032
Procedure Group, N (%):
Female pelvic surgery	2982 (5.4)	994 (5.4)	1988 (5.4)	1.000	0.0000
Transurethral resection of prostate	26448 (47.8)	8816 (47.8)	17632 (47.8)		0.0000
Suprapubic tube placement	21429 (38.7)	7143 (38.7)	14286 (38.7)		0.0000
Hemorrhoid	2757 (5.0)	919 (5.0)	1838 (5.0)		0.0000
Rectal prolapse	1773 (3.2)	591 (3.2)	1182 (3.2)		0.0000
Age, N (%)
Age, Mean ± SD	80.5 ± 7.6	80.3 ± 7.7	80.6 ± 7.5	<0.001	−0.0423
66–69	5537 (10.0)	2055 (11.1)	3482 (9.4)	<0.001	0.0560
70–74	8892 (16.1)	3045 (16.5)	5847 (15.8)		0.0179
75–79	11021 (19.9)	3609 (19.6)	7412 (20.1)		−0.0132
80–85	12353 (22.3)	3981 (21.6)	8372 (22.7)		−0.0268
≥85	17586 (31.8)	5773 (31.3)	11813 (32.0)		−0.0155
Sex, N (%)
Male	44220 (79.8)	14740 (79.8)	29480 (79.8)	1.000	0.0000
Female	11169 (20.2)	3723 (20.2)	7446 (20.2)		0.0000
Race, N (%)
White	48872 (88.2)	16235 (87.9)	32637 (88.4)	0.042	−0.0140
Black	4209 (7.6)	1403 (7.6)	2806 (7.6)		0.0000
Other	2308 (4.2)	825 (4.5)	1483 (4.0)		0.0224
Charlson Score, N (%)
Mean ± SD	4.6 ± 3.4	4.6 ± 3.4	4.5 ± 3.3	0.002	0.0281
0	5305 (9.6)	1665 (9.0)	3640 (9.9)	0.014	−0.0287
1–2	12348 (22.3)	4114 (22.3)	8234 (22.3)		−0.0004
3–4	12607 (22.8)	4257 (23.1)	8350 (22.6)		0.0106
≥5	25129 (45.4)	8427 (45.6)	16702 (45.2)		0.0083
Procedure year, N (%)
2014	18846 (34.0)	6282 (34.0)	12564 (34.0)	1.000	0.0000
2015	17925 (32.4)	5975 (32.4)	11950 (32.4)		0.0000
2016	18618 (33.6)	6206 (33.6)	12412 (33.6)		0.0000