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Table 2 Description of HR-HPV evolution from baseline to follow-up (24 months after baseline) according to the number of HR-HPV detected at baseline. The results obtained at follow-up are reported as absolute number and relative percentage within the specific subgroup

From: Oral and anal high-risk human papilloma virus infection in HIV-positive men who have sex with men over a 24-month longitudinal study: complexity and vaccine implications

  Total number at baseline Follow-up
Neg non-HR 1 HR-HPV 2 HR-HPV 3 HR-HPV ≥4 HR-HPV
n (%) n (%) n (%) n (%) n (%) n (%)
1 HR-HPV at baseline 59 6 (10.2) 12 (20.3) 24 (40.7) 7 (11.9) 8 (13.5) 2 (3.4)
2 HR-HPV at baseline 30 2 (6.7) 4 (13.3) 9 (30) 4 (13.3) 6 (20) 5 (16.7)
3 HR-HPV at baseline 16 0 4 (25) 4 (25) 1 (6.3) 5 (31.2) 2 (12.5)
4 HR-HPV at baseline 3 0 0 0 2 (66.7) 1 (33.3) 0
  1. HR: high risk HPV genotypes
  2. non-HR: only not high risk HPV genotypes