Variable* | χ2estimate | p value |
---|
Stage | 0.11 | 0.7 |
Residual tumor | 4.52 | 0.03 |
COX-2 status | 2.04 | 0.09 |
Type of chemotherapy | 2.10 | 0.11 |
Interaction | 1.7 | 0.17 |
- Response was subgrouped as follows: complete/partial vs no change of disease/progression.
- *Variables were subgrouped as follows: stage III vs IV; residual tumor <2 cm vs ≥2 cm; negative vs positive COX-2 status; interaction COX-2 status/type of treatment