Table 5. Metastatic lymph node ratio with comparable T category.
| Stage number | T1 | T2 | T3 | T4 | Statistical value | P value |
|---|---|---|---|---|---|---|
| 1 | 6/166 (3.6) | 3/141 (2.1) | 87/568 (15.3) | 60/239 (25.1) | 59.186 | 0 |
| 2 | 0/23 (0) | 0/14 (0) | 0/164 (0) | 13/51 (25.5) | 0.667 | 0.414 |
| 3 | 6/346 (1.7) | 23/247 (9.3) | 344/987 (34.9) | 198/479 (41.3) | 227.713 | 0 |
| 4 | 13/320 (4.1) | 12/154 (7.8) | 189/813 (23.2) | 140/411 (34.1) | 117.499 | 0 |
| 5 | 11/186 (5.9) | 11/108 (10.2) | 182/557 (32.7) | 111/190 (58.4) | 145.838 | 0 |
| 6 | 17/362 (4.7) | 38/224 (17.0) | 476/1,141 (41.7) | 272/559 (48.7) | 246.198 | 0 |
| 7 | 5/328 (1.5) | 14/220 (6.4) | 180/825 (21.8) | 84/293 (28.7) | 115.232 | 0 |
| 8 | 1/259 (0.4) | 10/140 (7.1) | 101/523 (19.3) | 80/211 (37.9) | 128.02 | 0 |
| 9 | 0/84 (0) | 4/47 (8.5) | 22/204 (10.8) | 17/60 (28.3) | 13.297 | 0.001 |
| 10 | 0/22 (0) | 0/7 (0) | 2/51 (3.9) | 6/31 (19.4) | ||
| 11 | 1/52 (1.9) | 0/12 (0) | 24/75 (32.0) | 11/33 (33.3) | 18.729 | 0 |
| 12 | 1/173 (0.6) | 2/110 (1.8) | 78/517 (15.1) | 27/128 (21.1) | 42.221 | 0 |
| 13 | 0/13 (0) | 0/110 (0) | 8/36 (22.2) | 17/58 (29.3) | 0.572 | 0.45 |
| 14 | 0/5 (0) | 0/1 (0) | 9/71 (12.7) | 11/19 (57.9) | 17.732 | 0 |
| 15 | 0/27 (0) | 0/0 (0) | 3/35 (8.6) | 10/38 (26.3) | 3.919 | 0.048 |
| 16 | 0/2 (0) | 26/94 (27.7) | 45/85 (52.9) | 8.358 | 0.004 | |
| Total | 54/2,493 (2.2) | 98/1,529 (6.4) | 1,874/7,021 (26.7) | 1,156/3,069 (37.7) | 1,291.77 | 0 |
Data format, metastatic lymph nodes/extracted lymph nodes (%).