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Table 3 Prevalence of LR-HPV only, HR-HPV only, and Mixed LR- and HR-HPV infections in women co-infection with different numbers

From: Prevalence and genotype distribution of HPV infection among 214,715 women from Southern China, 2012–2018: baseline measures prior to mass HPV vaccination

Number of co-infections LR-HPV only HR-HPV only mixed LR- and HR-HPV Total
n, (%) 95% CI n, (%) 95% CI n, (%) 95% CI n, (%) 95% CI
Total 4448 (2.07) 2.01–2.13 32,571 (15.17) 15.02–15.32 3149 (1.47) 1.42–1.52 40,168 (18.71) 18.55–18.88
Single HPV genotype 4293 (2.00) 1.94–2.06 26,755 (12.46) 12.32–12.60 NA NA 31,048 (14.46) 14.31–14.61
Double HPV genotypes 152 (0.07) 0.06–0.08 4752 (2.21) 2.15–2.27 2022 (0.94) 0.90–0.98 6926 (3.23) 3.16–3.31
Triple HPV genotypes 3 (0.00) NA 849 (0.40) 0.37–0.43 737 (0.34) 0.32–0.37 1589 (0.74) 0.70–0.78
Quadruple HPV genotypes 0 (0.00) NA 169 (0.08) 0.07–0.09 258 (0.12) 0.11–0.14 427 (0.20) 0.18–0.22
≥Five HPV genotypes 0 (0.00) NA 46 (0.02) 0.01–0.03 132 (0.06) 0.05–0.07 178 (0.08) 0.07–0.09
P < 0.001 < 0.001 < 0.001 < 0.001
  1. HPV Human papillomavirus, HR-HPV High-risk HPV, LR-HPV Low-risk HPV, CI Confidence interval, NA Not applicable