Table 2.
Analysis of PD-L1/PD1 in OSCC.
| Well differentiated | Moderately/poorly differentiated | Total | p value | |
|---|---|---|---|---|
| Frequency | 11 | 14 | 25 | |
|
PD-L1 positive Tumour epithelial cells (labelling index) |
11 (100.0%) | 13 (92.9%) | 24 (96.0%) | 0.366 |
|
PD-L1 negative Tumour epithelial cells (labelling index) |
0 (0%) | 1 (7.0%) | 1 (4.0%) | |
| PD-L1 positive TAF (SID score) | 9 (81.8%) | 10 (71.4%) | 19 (76.0%) | 0.546 |
| PD-L1 negative TAF (SID score) | 2 (18.2%) | 4 (28.6%) | 6 (24.0%) | |
| H score of PD-L1 positive cases (mean ± SD) | 69.27 ± 57.446 | 53.64 ± 36.519 | 0.416 | |
| SID score of TAFs (mean ± SD) | 2.00 ± 0.632 | 1.64 ± 0.225 | 0.254 | |
| PD-1 positive TILs (labelling index) | 8 (72.7%) | 11 (78.6%) | 19 (76%) | 0.734 |
| PD-1 negative TILs (labelling index) | 3 (27.3%) | 3 (21.4%) | 6 (24.0%) | |
| H-score of PD-1 positive TILs (mean ± SD) | 73.09 ± 64.689 | 72.64 ± 55.303 | 0.985 |