Table 4. Surgical-pathological factors for the clinically node-negative cohort based recurrence pattern (n=4,663).
| Characteristics | PAN recurrence (+) | PAN recurrence (−) | p-value | |
|---|---|---|---|---|
| Total | 195 (4.2) | 4,465 (95.8) | - | |
| Age (yr) | 47.8 (±11.8) | 47.8 (±12.0) | 0.940 | |
| <50 | 111 (4.2) | 2,540 (98.1) | ||
| ≥50 | 84 (4.2) | 1,923 (95.8) | ||
| Histology | 0.006 | |||
| SCC | 137 (4.5) | 2,910 (95.5) | ||
| Adeno | 32 (2.8) | 1,128 (97.2) | ||
| AS | 20 (5.1) | 372 (94.9) | ||
| Others | 6 (9.8) | 55 (90.2) | ||
| Clinical stage | <0.001 | |||
| IB1 | 52 (2.0) | 2,522 (98.0) | ||
| IB2 | 47 (6.7) | 659 (93.3) | ||
| IIA | 21 (4.5) | 446 (95.5) | ||
| IIB | 75 (8.2) | 838 (91.8) | ||
| Tumor size (cm) | <0.001 | |||
| ≤2.0 | 18 (1.4) | 1,282 (98.6) | ||
| 2.1–4.0 | 74 (4.1) | 1,745 (95.9) | ||
| 4.1–6.0 | 78 (7.5) | 968 (92.5) | ||
| >6.0 | 14 (6.9) | 189 (93.1) | ||
| Parametrial involvement | <0.001 | |||
| No | 104 (2.7) | 3,748 (97.3) | ||
| Yes | 91 (11.3) | 716 (88.7) | ||
| Unknown | 0 | 1 (100.0) | ||
| Deep stromal invasion | <0.001 | |||
| No | 43 (1.9) | 2,168 (98.1) | ||
| Yes | 136 (6.1) | 2,098 (93.9) | ||
| Unknown | 16 (7.4) | 199 (92.6) | ||
| LVSI | <0.001 | |||
| Absence | 28 (1.3) | 2,100 (98.7) | ||
| Presence | 162 (6.6) | 2,296 (93.4) | ||
| Unknown | 5 (6.8) | 69 (93.2) | ||
| Corpus invasion | <0.001 | |||
| No | 132 (3.4) | 3,805 (96.6) | ||
| Yes | 56 (9.5) | 536 (90.5) | ||
| Unknown | 7 (5.3) | 124 (94.7) | ||
| Peritoneal cytology | <0.001 | |||
| No malignancy | 49 (5.2) | 885 (94.8) | ||
| Malignancy | 5 (10.0) | 45 (90.0) | ||
| Not performed | 141 (3.8) | 3,522 (96.2) | ||
| Unknown | 0 | 13 (100.0) | ||
| Ovarian metastasis | <0.001 | |||
| No | 179 (4.1) | 4,210 (95.9) | ||
| Yes | 7 (17.5) | 33 (82.5) | ||
| Unknown | 9 (3.9) | 222 (96.1) | ||
| PLN | <0.001 | |||
| No metastasis | 54 (1.5) | 3,514 (98.5) | ||
| Single metastasis | 22 (5.0) | 415 (95.0) | ||
| Multiple metastasis | 117 (19.0) | 500 (81.0) | ||
| Sampled pelvic nodes | 27 (19) | 28 (17) | 0.110 | |
There were 3 cases with no information for recurrence. Data show number (%) per row, mean (±standard deviation), or median (interquartile range) are shown. Student's t-test, Mann-Whitney U test, or χ2 test for p-values. Significant p-values were emboldened.
Adeno, adenocarcinoma; AS, adenosquamous; LVSI, lympho-vascular space invasion; PAN, para-aortic lymph node; PLN, pelvic lymph node; SCC, squamous cell carcinoma.