Table 4. Characteristics of lymphadenectomy based on histology types.
| Characteristic | Serous | Endometrioid | Clear cell | Mucinous | p-value | ||
|---|---|---|---|---|---|---|---|
| Pelvic lymphadenectomy | |||||||
| Not performed | 3,456 (46.3) | 888 (28.6) | 2,220 (32.2) | 1,856 (45.6) | <0.001 | ||
| Performed | 4,010 (53.7) | 2,214 (71.4) | 4,683 (67.8) | 2,210 (54.4) | |||
| Median sampled | 11 (IQR 14) | 12 (IQR 14) | 12 (IQR 14) | 10 (IQR 13) | <0.001 | ||
| Lymphadenectomy performance | |||||||
| GOG criteria | <0.001 | ||||||
| Inadequate | 1,489 (37.1) | 713 (32.2) | 1,563 (33.4) | 863 (39.0) | |||
| Adequate | 2,521 (62.9) | 1,501 (67.8) | 3,120 (66.6) | 1,347 (61.0) | |||
| CGR criteria | <0.001 | ||||||
| Inadequate | 2,134 (53.2) | 1,075 (48.6) | 2,305 (49.2) | 1,254 (56.7) | |||
| Adequate | 1,876 (46.8) | 1,139 (51.4) | 2,378 (50.8) | 956 (43.3) | |||
| Mayo criteria | <0.001 | ||||||
| Inadequate | 3,267 (81.5) | 1,753 (79.2) | 3,751 (80.1) | 1,858 (94.1) | |||
| Adequate | 743 (18.5) | 461 (20.8) | 932 (19.9) | 352 (15.9) | |||
Number (%) or median (IQR) is shown. The χ2 test or Kruskal-Wallis H test for p-values. Significant p-values are emboldened.
CGR, Collaborative Group Report criteria for bladder cancer; GOG, Gynecologic Oncology Group; IQR, interquartile range.