Figure 5

Overall survival for HPV-positive (74 patients) and HPV-negative (26 patients), 2-year OS: 93.0 (95% CI: 83.5–96.9) and 52.0% (95% CI: 33.6–72.2), P <0.001.

Overall survival for HPV-positive (74 patients) and HPV-negative (26 patients), 2-year OS: 93.0 (95% CI: 83.5–96.9) and 52.0% (95% CI: 33.6–72.2), P <0.001.