highly significantp < 0.001
The results of the frailty model including all 81 subtypes simplified the risk into low and high risks, which were statistically highly significant, p < 0.001 (Fig. 8 A).
The results of the frailty model including all 81 subtypes simplified the risk into low and high risks, which were statistically highly significant, p < 0.001 (Fig. 8 A).
7 B) subtypes towards a more favorable overall survival, these differences did not reach statistical significance in univariate analysis.