Variable | PD-L1 expression [cases (%)] | PD-L2 expression [cases (%)] | ||||
---|---|---|---|---|---|---|
Negative | Positive | P | Negative | Positive | P | |
PD-L2 expression | Â | Â | 0.012 | Â | Â | Â |
 Negative | 54 (45.4) | 11 (9.2) |  |  |  |  |
 Positive | 33 (27.7) | 21 (17.6) |  |  |  |  |
PD-1 expression on CD8(+) T cells | Â | Â | 0.034 | Â | Â | 0.002 |
 Negative | 45 (37.8) | 27 (22.7) |  | 60 (50.4) | 12 (10.1) |  |
 Positive | 20 (16.8) | 27 (22.7) |  | 27 (22.7) | 20 (16.8) |  |