Table 2.
LN removed number, LN+ detection rate, and upstaging only due to LN metastasis among three LN dissection groups in all subgroups and pathological subgroups.
| Mode of lymph node resection | 1 | 2 | 3 | p-Value | |
|---|---|---|---|---|---|
| All N = 196 | Number of pelvic LNs removed | 0 (0, 2.5) | 20 (16, 28) | 25.5 (19.25, 30.75) | <0.001 |
| Number of para-aortic LNs removed | 0 (0, 0) | 0 (0, 2) | 8 (6, 10) | <0.001 | |
| Number of LN metastasis cases | 4 (7.9%) | 4 (4.2%) | 6 (12.2%) | 0.183 | |
| Number of cases upstaging only due to LN metastasis | 1 (2.0%) | 1 (1.0%) | 3 (6.1%) | 0.154 | |
| Serous N = 59 | Number of LN metastasis cases | 3 (13.6%) | 3 (12.0%) | 5 (41.7%) | 0.831 |
| Number of cases upstaging only due to LN metastasis | 0 (0.0%) | 1 (2.0%) | 2 (16.7%) | 0.150 | |
| Mucinous N = 83 | Number of LN metastasis cases | 0 (0.0%) | 0 (0.0%) | 1 (6.25%) | 0.193 |
| Number of cases upstaging only due to LN metastasis | 0 (0.0%) | 0 (0.0%) | 1 (6.25%) | 0.193 | |
| Endometrioid N = 54 | Number of LN metastasis cases | 1 (9.1%) | 1 (4.5%) | 0 (0.0%) | 0.677 |
| Number of cases upstaging only due to LN metastasis | 1 (9.1%) | 0 (0.0%) | 0 (0.0%) | 0.204 | |