Figure 1.
Cumulative percent plot of the change (mg/cm2) in DXR from baseline to one year. Reference lines denote tertiles -upper tertile- a change of -18 mg/cm²; lower tertile - a change of -5 mg/cm². DXR, digital X-ray radiogrammetry.
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.