Variable | PD-L1 expression [cases (%)] | PD-L2 expression [cases (%)] | ||||
---|---|---|---|---|---|---|
Negative | Positive | P | Negative | Positive | P | |
PD-L2 expression | Â | Â | 0.043 | Â | Â | Â |
 Negative | 57 (47.9) | 28 (23.5) |  |  |  |  |
 Positive | 16 (13.4) | 18 (15.1) |  |  |  |  |
Density of CD8(+) T cells | Â | Â | 0.022 | Â | Â | 0.004 |
 Low | 22 (18.5) | 24 (20.2) |  | 26 (21.8) | 20 (16.8) |  |
 High | 51 (42.9) | 22 (18.5) |  | 59 (49.6) | 14 (11.8) |  |
PD-1 expression on CD8(+) T cells | Â | Â | 0.162 | Â | Â | 0.951 |
 Negative | 49 (41.2) | 25 (21.0) |  | 53 (44.5) | 21 (17.6) |  |
 Positive | 24 (20.2) | 21 (17.6) |  | 32 (26.9) | 13 (10.9) |  |