Figure 2.
Survival rates as a function of the tumor grade (high grade vs. low grade, P = 0.006, RR = 2.70 [95% confidence interval 1.34, 5.45], 71 patients).
Survival rates as a function of the tumor grade (high grade vs. low grade, P = 0.006, RR = 2.70 [95% confidence interval 1.34, 5.45], 71 patients).