Does the use of patient-specific instrumentation improve resource use in the operating room and outcome after total knee arthroplasty?-A multicenter study.

The differences between the groups were even greater (femoral / tibial component outlier 8.8% / 7.4% for PSI vs 18.6% / 15.7% for conventional instrumentation) but did not reach statistical significance due to the limited number of knees.

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