Table 4.

Univariable and Multivariable Analysis of 90-day Outcomes and Overall Revisions Among Matched Cohort of + TKA + DS and +TKA−DS From 2010 to 2021 Q1, Odds Ratios Represent Odds of 90-day Outcomes and Any Revision Surgery Among Patients Who + TKA + DS Compared With +TKA−DS Patients

Outcome Variables	Univariable			Multivariable (+TKA + DS Compared With + TKA−DS)
	+TKA−DS	+TKA+DS	P	OR (95% CI)	P
90-day outcomes	1495	150
Any adverse events	258 (17.3%)	50 (33.3%)	<0.0001	2.5 (1.7-3.7)	<0.0001
Severe events	126 (8.4%)	23 (15.3%)	0.0078	2.0 (1.2-3.2)	0.0053
Cardiac event	<11	<11	0.2035	3.0 (0.7-10.1)	0.0955
DVT	54 (3.6%)	<11	0.9895	1.1 (0.4-2.5)	0.8110
PE	34 (2.3%)	<11	1.0000	0.9 (0.2-2.5)	0.8321
Sepsis	22 (1.5%)	13 (8.7%)	<0.0001	7.1 (3.3-14.7)	<0.0001
SSI	22 (1.5%)	<11	0.8774	1.3 (0.3-4.0)	0.6355
Minor events	182 (12.2%)	45 (30.0%)	<0.0001	3.3 (2.2-4.9)	<0.0001
AKI	51 (3.4%)	15 (10.0%)	0.0002	3.4 (1.8-6.4)	0.0001
Pneumonia	38 (2.5%)	25 (16.7%)	<0.0001	8.3 (4.7-14.4)	<0.0001
Transfusion	29 (1.9%)	<11	0.7643	1.4 (0.4-3.6)	0.5457
UTI	58 (3.9%)	17 (11.3%)	<0.0001	3.3 (1.8-5.7)	<0.0001
Wound complication	43 (2.9%)	<11	0.9501	1.2 (0.4-2.7)	0.7610
2-year revisions	59 (3.9%)	<11	0.8350	1.2 (0.5-2.5)	0.6780

AKI = acute kidney injury, TKA = total knee arthroplasty, UTI = urinary tract infection

Using a Bonferroni correction, significance was set at P < 0.0036.

Bold represents statistically significant data.