Fig. 6.
Receiver operating characteristic (ROC) curve for ‘worse than death’ (WTD) status and Oxford Knee Score prior to total knee arthroplasty (TKA; area under curve = 0.75). Diagonal segments are produced by ties.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.