Figure 3. Overall survival curves for RRM1 expression based on age (<70 yrs or >70 yrs).
Age makes a significant difference in estimated survival for patients with high tumoral RRM1 expression (left, 10.6 vs. 1.6 years, p=0.0013), but no difference for patients with low tumoral RRM1 expression (right, 2.3 vs. 1.6 years, p=0.22).