Figure 4. . Multivariate Cox regression analysis demonstrating the independent prognostic value of important clinical and genetic factors, including sex, age, stage, Breslow depth, BRAF status and cluster designation.
Cluster 1 was independently prognostic of overall survival (HR: 3.02; 95% CI: 1.30–7.02; p = 0.01).
*P < 0.05; **P < 0.01 and ***P < 0.001.
AIC: Akaike Information Criterion; AJCC: American Joint Commission on Cancer; HR: Hazard ratio.