Table 2.
HPV+ | HPV− | All | P-value | ||
---|---|---|---|---|---|
HPV in situ hybridization | − | 0 | 35 | 35 | — |
+ | 6 | 0 | 6 | — | |
All | 6 | 35 | 41 | <0.0001 | |
HPV by p16 immunohistochemistry | − | 0 | 36 | 36 | — |
+ | 7 | 0 | 7 | — | |
All | 7 | 36 | 43 | <0.0001 |
P-values were calculated by Fisher’s exact test.