Optimal timing for bilateral total knee arthroplasty: comparing simultaneous and staged procedures at various intervals: a systematic review and network meta-analysis.

Notably, there was a decreasing trend of OR for all (7–12 weeks: 0.91, 13–18 weeks: 0.41 and 19–24 weeks: 0.33) and major complications (7–12 weeks: 0.82, 13–18 weeks: 0.67 and 19–24 weeks: 0.62) as the intervals lengthened, when compared to the staged 1–6-week group ( 23 ).

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