Characteristic | Arm A (n = 42) | Arm B (n = 38) | p value |
---|---|---|---|
N (%) | N (%) | ||
Age (years) | Â | Â | 0.69 |
 Range | 33-57 | 33-69 |  |
 Median | 45 | 44 |  |
 | n (%) | n (%) |  |
FIGO stage | Â | Â | 0.71 |
 IB | 12 (28.6) | 9 (23.7) |  |
 IIA | 15 (35.7) | 12 (31.6) |  |
 IIB | 15 (35.7) | 17 (44.7) |  |
Histology | Â | Â | 0.40 |
 Squamous | 40 (95.2) | 38 (100) |  |
 Adenocarcinoma | 1 (2.4) |  |  |
 Neuroendocrine | 1 (2.4) |  |  |
Histologic grade | Â | 0.64 | |
 G1: Well differentiated | 3 (7.1) | 1 (2.6) |  |
 G2: Moderately differentiated | 7 (16.7) | 6 (15.6) |  |
 G3: Poorly differentiated | 32 (76.2) | 31 (81.6) |  |
Lymph node metastases | Â | 0.59 | |
 + | 12 (28.6) | 13 (34.2) |  |
 - | 30 (71.4) | 25 (65.8) |  |
CLS | Â | Â | 0.89 |
 + | 15 (35.7) | 13 (34.2) |  |
 - | 27 (64.3) | 25 (65.8) |  |
Stromal invasion | Â | 0.15 | |
 Superficial half | 6 (14.3) | 3 (7.8) |  |
 Deep half | 22 (52.4) | 28 (73.7) |  |
 Whole stroma | 14 (33.3) | 7 (18.4) |  |