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.
Concordance bubble-plot for depicting agreement between HEAD-US and MRI score for all three joints. The circles are centered at the observed combinations of the HEAD-US and MRI scores; their size is proportional to the number of the patients with a given combination. Dashed line represents a perfect agreement.
