Table 7.
PD-1/PD-L1 expression in tumour-associated lymphocytes
| Variable | Number | PD-1 | PD-L1 | ||||
|---|---|---|---|---|---|---|---|
| Negative | Positive | P | Negative | Positive | P | ||
| Age | |||||||
| < 60 | 5 | 3 | 2 | 0.164 | 3 | 2 | 0.880 |
| 60–69 | 25 | 20 | 5 | 19 | 6 | ||
| 70–79 | 38 | 35 | 3 | 27 | 11 | ||
| > 80 | 28 | 25 | 3 | 21 | 7 | ||
| PSA | 0.215 | 0.376 | |||||
| < 4.0 | 5 | 3 | 2 | 3 | 2 | ||
| 4–10 | 3 | 2 | 1 | 1 | 2 | ||
| 10–20 | 14 | 12 | 2 | 11 | 3 | ||
| > 20 | 74 | 66 | 8 | 55 | 19 | ||
| Gleason score | 0.613 | 0.034 | |||||
| < 7 | 5 | 4 | 1 | 5 | 0 | ||
| 7 | 25 | 23 | 2 | 22 | 3 | ||
| ≥ 8 | 66 | 56 | 10 | 43 | 23 | ||
| pT stage | 0.546 | 0.154 | |||||
| T1+T2 | 30 | 25 | 5 | 19 | 11 | ||
| T3+T4 | 66 | 58 | 8 | 51 | 15 | ||
| pN stage | 0.787 | 0.961 | |||||
| pN0 | 41 | 35 | 6 | 30 | 11 | ||
| pN1 | 55 | 48 | 7 | 40 | 15 | ||
| Grade of risk factors | 0.186 | 0.661 | |||||
| Moderate | 6 | 4 | 2 | 4 | 2 | ||
| High | 90 | 79 | 11 | 66 | 24 | ||