Figure 1From: Does digital X-ray radiogrammetry have a role in identifying patients at increased risk for joint destruction in early rheumatoid arthritis?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.Back to article page