                                00           00                      00                                    Female                              00           00                      00                                  Age at diagnosis (years)                                                                            0.000   0.000     ≤00                                 00           00                      00                                    \>00                                00           0                       00                                  Smoking                                                                                             0.000   0.000     Yes                                 00           00                      00                                    No                                  00           00                      00                                  Drinking                                                                                            0.000   0.000     Yes                                 00           00                      00                                    No                                  00           00                      00                                  Tumor size (cm)                                                                                     0.000   0.000     ≤0                                  00           00                      00                                    \>0                                 00           00                      00                                  Lymph node metastasis                                                                               0.000   0.000     Yes                                 00           00                      00                                    No                                  00           00                      00                                  Clinical stage                                                                                      0.000   0.000     