highly significantp < 0.0001
The high-risk group had a highly significant decreased OS compared with the low-risk group (p < 0.0001, hazard ratio [HR] = 8.98, 95% CI: 5.06–15.94; Figure 4 C).
The high-risk group had a highly significant decreased OS compared with the low-risk group (p < 0.0001, hazard ratio [HR] = 8.98, 95% CI: 5.06–15.94; Figure 4 C).