Figure 3

Loco-regional progression-free survival for HPV-positive (74 patients) and HPV-negative (26 patients), 2-year LRPFS: 98.6 (95% CI: 90.5–99.8) and 76.8% (95% CI: 52.0–90.0), P =0.001.

Loco-regional progression-free survival for HPV-positive (74 patients) and HPV-negative (26 patients), 2-year LRPFS: 98.6 (95% CI: 90.5–99.8) and 76.8% (95% CI: 52.0–90.0), P =0.001.