Variables | Unmatched | Matched | ||||
---|---|---|---|---|---|---|
PALN unresected (n = 8445,%) | PALN Resected (n = 357,%) | P-value | PALN unresected (n = 1385,%) | PALN Resected (n = 353,%) | P-value | |
Age (years) | 48.31 ± 9.737 | 47.77 ± 9.436 | 0.310 | 48.48 ± 9.603 | 47.75 ± 9.353 | 0.202 |
FIGO stage | 0.072 | 0.925 | ||||
IB1 | 4779 (56.6%) | 201 (56.3%) | 740 (53.4%) | 200 (56.7%) | ||
IB2 | 885 (10.5%) | 52 (14.6%) | 209 (15.1%) | 50 (14.2%) | ||
IIA1 | 1898 (22.5%) | 71 (19.9%) | 308 (22.2%) | 71 (20.1%) | ||
IIA2 | 613 (7.3%) | 28 (7.8%) | 105 (7.6%) | 27 (7.6%) | ||
IB | 123 (1.5%) | 2 (0.6%) | 9 (0.6%) | 2 (0.6%) | ||
IIA | 147 (1.7%) | 3 (0.8%) | 14 (1.0%) | 3 (0.8%) | ||
Tumour size | 0.018 | 0.886 | ||||
≤ 4 cm | 6677 (79.1%) | 272 (76.2%) | 1048 (75.7%) | 271 (76.8%) | ||
> 4 cm | 1498 (17.7%) | 80 (22.4%) | 314 (22.7%) | 77 (21.8%) | ||
Unknown | 270 (3.2%) | 5 (1.4%) | 23 (1.7%) | 5 (1.4%) | ||
Histological type | < 0.001 | 0.498 | ||||
SCC | 7587 (89.8%) | 289 (81.0%) | 1154 (83.3%) | 287 (81.3%) | ||
AC | 656 (7.8%) | 52 (14.6%) | 168 (12.1%) | 51 (14.4%) | ||
SAC | 202 (2.4%) | 16 (4.5%) | 63 (4.5%) | 15 (4.2%) | ||
Parametrial | < 0.001 | 0.634 | ||||
Negative | 8307 (98.4%) | 338 (94.7%) | 1330 (96.0%) | 337 (95.5%) | ||
Positive | 138 (1.6%) | 19 (5.3%) | 55 (4.0%) | 16 (4.5%) | ||
Vaginal margin | 0.009 | 0.375 | ||||
Negative | 8250 (97.7%) | 341 (95.5%) | 1343 (97.0%) | 339 (96.0%) | ||
Positive | 195 (2.3%) | 16 (4.5%) | 42 (3.0%) | 14 (4.0%) | ||
LVSI | < 0.001 | 0.979 | ||||
Negative | 6887 (81.6%) | 262 (73.4%) | 1025 (74.0%) | 261 (73.9%) | ||
Positive | 1558 (18.4%) | 95 (26.6%) | 360 (26.0%) | 92 (26.1%) | ||
Cervical invasion | 0.001 | 0.898 | ||||
≤ 1/2 | 3289 (38.9%) | 108 (30.3%) | 415 (30.0%) | 108 (30.6%) | ||
> 1/2 | 4598 (54.4%) | 230 (64.4%) | 902 (65.1%) | 226 (64.0%) | ||
Unknown | 558 (6.6%) | 19 (5.3%) | 68 (4.9%) | 19 (5.4%) | ||
POAT | 0.375 | 0.903 | ||||
Standard | 4619 (54.7%) | 207 (58.0%) | 811 (58.6%) | 204 (57.8%) | ||
Inadequate | 736 (8.7%) | 35 (9.8%) | 145 (10.5%) | 34 (9.6%) | ||
Over | 2927 (34.7%) | 110 (30.8%) | 407 (29.4%) | 110 (31.2%) | ||
Unknown | 163 (1.9%) | 5 (1.4%) | 22 (1.6%) | 5 (1.4%) | ||
PLN metastasis | < 0.001 | 0.462 | ||||
Negative | 6947 (82.3%) | 237 (66.4%) | 901 (65.1%) | 237 (67.1%) | ||
Positive | 1498 (17.7%) | 120 (33.6%) | 484 (34.9%) | 116 (32.9%) |