       Hazard ratio (00% CI)   0.00 (0.00--0.00)     0.00 (0.00--0.00)     0.00 (0.00--0.00)                         (intermediate vs. low)                                                                                                       *p* value                      0.000                   0.000                 0.000                                           Combined risk subgroups        Hazard ratio (00% CI)   00.00 (0.00--00.00)   00.00 (0.00--00.00)   0.00 (0.00--00.00)                          (high vs. low)                 *p* value               \<0.0000              \<0.0000              