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Table 5 Incidence of anterior knee pain of bilateral simultaneous TKA between groups

From: Risk factors and outcomes in asymmetrical femoral component size for posterior referencing bilateral total knee arthroplasty: a matched pair analysis

Parameter Asymmetrical femoral component size
(yes/no)
Symmetrical femoral component size
(yes/no)
P-value*
Preoperation 23 (13 patients)/17 15 (8 patients)/25 0.12
6 weeks postoperation 3 (2 patients)/37 5 (3 patients)/35 0.71
3 months postoperation 0/40 1 (1 patients)/39 1.00
6 months postoperation 0/40 1 (1 patients)/39 1.00
12 months postoperation 0/40 0/39 1.00
24 months postoperation 0/40 0/39 1.00
  1. *data analyses were performed with exact probability