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. 2023 Dec 6;7(12):e23.00108. doi: 10.5435/JAAOSGlobal-D-23-00108

Table 3.

Characteristics of Unmatched and Matched (10:1) Cohort of Patients Undergoing TKA With and Without DS From 2010 to 2021 Q1

Demographics	Unmatched			Matched
	+TKA	+TKA	P	+TKA	+TKA	P
	−DS	+DS	P	−DS	+DS	P
Total	1,152,719	151		1495	150
Age (average ± SD)	65.8 ± 8.6	55.6 ± 12.0	<0.0001	56.1 ± 11.3	55.8 ± 11.5	0.7972
Sex			0.9411			1.0000
Male	724,723 (62.9%)	97 (64.2%)		56 (63.9%)	96 (64.0%)
Female	427,993 (37.1%)	54 (35.8%)		539 (36.1%)	54 (36.0%)
ECI (average ± SD)	4.2 ± 3.2	6.8 ± 4.2	<0.0001	6.9 ± 4.2	6.9 ± 4.2	0.9752

TKA = total knee arthroplasty. Bold represents statistically significant data.