Table 2 Comparison of prognostic factors for disease-free survival in stage IVA cervical cancer patients
Prognostic factor | N | Median DFS (mo) | 2-year DFS rate (%) | P value |
|---|---|---|---|---|
Rectal invasion | ||||
Yes | 14 | 3.6 | 0 | 0.00006 |
No | 53 | 13.3 | 23.6 | |
Bladder invasion | ||||
Yes | 60 | 11.0 | 20.9 | 0.005 |
No | 7 | 3.4 | 0 | |
Parametrium invasion | ||||
To pelvic wall | 59 | 11.0 | 16.0 | 0.957 |
Not to pelvic wall | 8 | 2.4 | 37.5 | |
Vaginal invasion | ||||
To pelvic wall | 20 | 5.0 | 10.0 | 0.025 |
Not to pelvic wall | 47 | 12.7 | 22.4 | |
Hydronephrosis | ||||
Yes | 32 | 9.0 | 7.1 | 0.033 |
No | 35 | 11.0 | 28.6 | |
Pelvic lymph node enlargement | ||||
Yes | 27 | 7.1 | 11.1 | 0.036 |
No | 40 | 13.3 | 23.7 | |
Concurrent chemotherapy | ||||
Yes | 11 | 8.7 | 9.1 | 0.272 |
No | 56 | 10.8 | 20.6 | |
Histological type | ||||
Squamous cell carcinoma | 61 | 11.0 | 17.2 | 0.726 |
Adenocarcinoma | 6 | 2.6 | 33.3 | |
Tumor size | ||||
≤6 cm | 22 | 6.5 | 27.3 | 0.689 |
>6 cm | 45 | 11.0 | 14.2 | |