Additional file 1: of Age and HPV type as risk factors for HPV persistence after loop excision in patients with high grade cervical lesions: an observational study
Tobacco use and oral sex (OS) are important risk factors for oral and oropharyngeal Human papillomavirus (HPV) infection. Little is known about the prevalence of OS practice in South Africa. This stud
†N w/wo persistence, the number of subjects with/without persistence; OR, odds ratio.1)HPV load was classified as low (2)Multivariate logistic regression analysis was performed with adjustment for age
†The model included those variables that were statistically significant in the univariate analysis (p-value*Adjustment variables introduced in the final model.