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Objective response rates to first- and second-line treatments in patients who received chemotherapy alone
| Response | Fist-line treatment | Second-line treatment | ||
|---|---|---|---|---|
| RSCC | LSCRC | RSCC | LSCRC | |
| Total | 61 | 56 | 44 | 49 |
| Best ORR | 16 (26.2) | 16 (28.6) | 5 (11.4) | 5 (10.2) |
| CR | 3 (4.9) | 0 (0) | 0 (0) | 0 (0) |
| PR | 13 (21.3) | 16 (28.6) | 5 (11.4) | 5 (10.2) |
| SD | 28 (45.9) | 28 (50.0) | 21 (47.7) | 23 (46.9) |
| PD | 14 (23.0) | 12 (21.4) | 16 (36.4) | 19 (38.8) |
| NA | 3 (4.9) | 0 (0) | 2 (4.5) | 2 (4.1) |
| P valuea | 0.837 | 1.000 | ||
