Table 4. PD-L1 expression correlates with the absence of HPV.
Variable (number of patients evaluated) | PD-L1 expression | p-value | ||
---|---|---|---|---|
Positive | Negative | |||
Ki-67 immunoreactivity (85) | High | 3 | 26 | 1.00 |
Low | 6 | 50 | ||
NA | 1 | 17 | ||
p53 immunoreactivity (90) | Positive | 4 | 17 | 0.23 |
Negative | 6 | 63 | ||
NA | 0 | 13 | ||
p16INK4a immunoreactivity (94) | Positive | 0 | 30 | 0.028 |
Negative | 10 | 54 | ||
NA | 0 | 9 | ||
HPV high risk (100) | Present | 0 | 31 | 0.029 |
Absent | 10 | 59 | ||
NA | 0 | 3 |
NA, not available.