Table 3.
The comparison results of potential factors related to PALN recurrence above left renal vein
| Variables | PALN recurrence above left renal vein | P value | |
|---|---|---|---|
| Yes (N = 6) | No (N = 29) | ||
| Tumor size | 0.664 | ||
| < 5 cm | 3 | 18 | |
| ≥ 5 cm | 3 | 11 | |
| Number of involved PALN | 0.602 | ||
| ≥ 4 | 2 | 6 | |
| < 4 | 4 | 23 | |
| Age | 0.187 | ||
| ≥ 50 | 1 | 15 | |
| < 50 | 5 | 14 | |
| Pathology | 1.000 | ||
| Squamous cell carcinoma | 5 | 23 | |
| Other | 1 | 6 | |
| Stage | 0.546 | ||
| III or higher | 1 | 3 | |
| II or lower | 5 | 26 | |
| HPV | 0.640 | ||
| Positive | 5 | 19 | |
| Negative | 1 | 10 | |
| Radiotherapy for initial treatment | 0.128 | ||
| Included | 4 | 27 | |
| Not included | 2 | 2 | |
| Chemotherapy for initial treatment | 0.322 | ||
| Included | 3 | 22 | |
| Not included | 3 | 7 | |
| Time to PALN recurrence | 1.000 | ||
| ≥ 1 year | 2 | 12 | |
| < 1 year | 4 | 17 | |
| Concurrent DM | 0.639 | ||
| Positive | 1 | 10 | |
| Negative | 5 | 19 | |
| Concurrent LR | 0.602 | ||
| Positive | 2 | 6 | |
| Negative | 4 | 23 | |
| Initial pelvic lymph node involvement | 0.191 | ||
| Positive | 2 | 19 | |
| Negative | 4 | 10 | |
| Initial PALN involvement | 0.043 | ||
| Positive | 4 | 6 | |
| Negative | 2 | 23 | |
PALN, para-aortic lymph node; HPV, human papilloma virus; DM, distant metastasis; LR, local recurrence