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.
Comparison of mean patient-reported outcome scores by surgical procedure with and without concomitant procedures. Error bars indicate SDs. No outcome scores were significantly different among the 4 groups. ACI, autologous chondrocyte implantation; IKDC, International Knee Documentation Committee; KOOS JR, Knee injury and Osteoarthritis Outcome Score for Joint Replacement; OCA, osteochondral allograft transplantation; SF-12-P, 12-Item Short Form Health Survey–Physical Component.
