There are no specific clinical statistics on how long it takes for a woman to be found to be HPV16 positive, and it needs to be determined on a case-by-case basis. HPV, or human papillomavirus, is mainly transmitted through sexual contact, and HPV16 belongs to the extremely high-risk type, which is often associated with the occurrence of cervical precancerous lesions and cancer. Some data show that about 70% of cervical cancer patients are infected by HPV subtypes 16 and 18, so it needs to be taken seriously. There are no specific clinical statistics on how long it takes for a woman to be found to be HPV16 positive, and usually the incubation period for high-risk HPV is about 8 months on average. It is recommended that HPV16-positive patients, further cervical cytology examination, if the results are negative, it is recommended that half a year review, some patients may automatically turn negative; if the results of the cytological examination is positive, you need to improve the colposcopic biopsy, to determine the specific lesions.