| Response | No. of patient (%) | ||
| Group A | Group B | Total | |
| Complete response (CR) | 4 (14.8) | 1 (3.1) | 5 (8.5) |
| Partial response (PR) | 21 (77.8) | 22 (68.8) | 43 (72.9) |
| Stable disease (SD) | 1 (3.7) | 6 (18.7) | 7 (11.9) |
| Progressive disease (PD) | 1 (3.7) | 3 (9.4) | 4 (6.7) |
| Objective response (OR = CR + PR) | 25 (92.6) | 23 (71.9) | 48 (81.4) |