Table 2. The prevalence of HPV-16, HPV-18, and the other 12 hrHPV subtypes by age group during 2019–2021 in rural Guangzhou, China (N=159,251).
| Age group |
Total participants
(%) |
HPV-16 | HPV-18 | Pooled 12 hrHPV | ||||||||
| No. of positive |
Positive rate (%) (95% CI) |
Prevalence ratio (95% CI) | No. of positive |
Positive rate (%) (95% CI) |
Prevalence ratio (95% CI) | No. of positive |
Positive rate (%) (95% CI) |
Prevalence ratio (95% CI) | ||||
| Abbreviation: hrHPV=high-risk human papillomavirus; CI=confidence interval. “–” means not applicable. | ||||||||||||
| 35–39 | 36,914 (23.18) | 262 | 0.71 (0.63–0.80) | 1.00 | 136 | 0.37 (0.31–0.44) | 1.00 | 1,623 | 4.40 (4.19–4.61) | 1.00 | ||
| 40–44 | 29,917 (18.78) | 190 | 0.64 (0.55–0.73) | 0.89 (0.74–1.08) | 93 | 0.31 (0.25–0.38) | 0.84 (0.64–1.11) | 1,243 | 4.15 (3.93–4.39) | 0.94 (0.88–1.02) | ||
| 45–49 | 34,974 (21.96) | 206 | 0.59 (0.51–0.68) | 0.83 (0.69–1.00) | 104 | 0.30 (0.24–0.36) | 0.81 (0.62–1.05) | 1,511 | 4.32 (4.11–4.54) | 0.98 (0.92–1.05) | ||
| 50–54 | 31,151 (19.56) | 232 | 0.75 (0.65–0.85) | 1.05 (0.88–1.26) | 112 | 0.36 (0.30–0.43) | 0.98 (0.75–1.26) | 1,364 | 4.38 (4.16–4.61) | 1.00 (0.93–1.07) | ||
| 55–59 | 18,275 (11.48) | 164 | 0.90 (0.77–1.05) | 1.26 (1.03–1.54) | 53 | 0.29 (0.22–0.38) | 0.79 (0.56–1.09) | 936 | 5.12 (4.81–5.45) | 1.16 (1.07–1.26) | ||
| 60–64 | 8,020 (5.04) | 76 | 0.95 (0.75–1.19) | 1.34 (1.02–1.73) | 40 | 0.50 (0.36–0.69) | 1.35 (0.93–1.94) | 491 | 6.12 (5.61–6.67) | 1.39 (1.26–1.54) | ||
| Total | 159,251 | 1,130 | 0.71 (0.67–0.75) | – | 538 | 0.34 (0.31–0.37) | – | 7,168 | 4.50 (4.40–4.60) | – | ||