Table 2: The impact of HPV infection status on the prognosis of patients undergoing surgery or nonsurgical treatment.

Cases3-year survival rate5-year survival rate

HPV-positive ()85.9%0%52.7%0%0.8720.350
HPV-negative ()70.4%57.1%42.0%0%2.2030.138

Among 18 patients of HPV-positive patients, 17 patients had surgery, 1 patient did not have surgical treatment; among 45 patients of HPV-negative patients, 38 patients had surgery, 7 patients did not have surgical treatment.