Results of analysis of PD-1 and PD-L1 expression by IHC
| Characteristic . | Overall N = 22∗ . | No progression n = 17 . | Progression n = 5 . | P value† . |
|---|---|---|---|---|
| PD-L1 percentage score | 15 (10-35) | 10 (10-20) | 35 (25-45) | .2 |
| Unknown | 7 | 6 | 1 | |
| PD-L1 intensity | >.9 | |||
| 1-2.0 | 9 (60) | 7 (64) | 2 (50) | |
| >2.0 to 3 | 6 (40) | 4 (36) | 2 (50) | |
| Unknown | 7 | 6 | 1 | |
| PD-1 percentage score | 8 (2-30) | 5 (1-30) | 20 (9-35) | .4 |
| Unknown | 6 | 5 | 1 | |
| PD-1 intensity | >.9 | |||
| 0-1.0 | 1 (7) | 1 (10) | 0 (0) | |
| >1.0 to 2 | 13 (93) | 9 (90) | 4 (100) | |
| Unknown | 8 | 7 | 1 |
| Characteristic . | Overall N = 22∗ . | No progression n = 17 . | Progression n = 5 . | P value† . |
|---|---|---|---|---|
| PD-L1 percentage score | 15 (10-35) | 10 (10-20) | 35 (25-45) | .2 |
| Unknown | 7 | 6 | 1 | |
| PD-L1 intensity | >.9 | |||
| 1-2.0 | 9 (60) | 7 (64) | 2 (50) | |
| >2.0 to 3 | 6 (40) | 4 (36) | 2 (50) | |
| Unknown | 7 | 6 | 1 | |
| PD-1 percentage score | 8 (2-30) | 5 (1-30) | 20 (9-35) | .4 |
| Unknown | 6 | 5 | 1 | |
| PD-1 intensity | >.9 | |||
| 0-1.0 | 1 (7) | 1 (10) | 0 (0) | |
| >1.0 to 2 | 13 (93) | 9 (90) | 4 (100) | |
| Unknown | 8 | 7 | 1 |