Leg length discrepancy before total knee arthroplasty is associated with increased complications and earlier time to revision

Table 1 Demographic and comorbidity characteristics of TKA patients with LLD and a matched-control cohort

Patient Demographic	LLD n = 1,378 n (%)	Control n = 6,889 n (%)	P-Value
Age^a	63.9 ± 10.0	63.9 ± 10.0	0.979
Gender			1.000
Female	825 (67.4)	4,125 (67.4)
Male	553 (32.6)	2,764 (32.6)
Comorbidity
Alcohol use	122 (8.9)	610 (8.9)	1.000
COPD	452 (32.8)	2,260 (32.8)	1.000
Diabetes mellitus	599 (43.5)	2,995 (43.5)	1.000
Hypertension	1,166 (84.6)	5,830 (84.6)	1.000
Obesity	821 (59.6)	4,105 (59.6)	1.000
Tobacco use	639 (46.4)	3,195 (46.4)	1.000

TKA total knee arthroplasty, LLD leg length discrepancy, COPD chronic obstructive pulmonary disease
^aGiven as mean ± standard deviation;

ISSN: 2524-7948