From: Prevalence and genotype distribution of HPV infections among women in Chengdu,China
 | Positive cases | % (95% CI) | 2013 (n = 8761) | 2014 (n = 14,752) | 2015 (n = 20,669) | 2016 (n = 24,972) | 2017 (n = 29,944) | 2018 (n = 29,065) | 2019 (n = 33,642) | 2020 (n = 19,900) | χ2 | P |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Positive cases | 42,297 | 23.28(23.08–23.47) | 1519(17.34) | 3190(21.62) | 4601(22.26) | 5344(21.4) | 7228(24.14) | 7641(26.29) | 8046(23.92) | 4728(23.76) | 217.219 | < 0.001 |
Infection types | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
Single L | 6017 | 3.31(3.23–3.39) | 279(3.18) | 526(3.57) | 674(3.26) | 758(3.04) | 1041(3.48) | 1028(3.54) | 1126(3.35) | 585(2.94) | 0.529 | 0.467 |
Single H | 24,968 | 13.74(13.58–13.90) | 866(9.88) | 1756(11.9) | 2596(12.56) | 3187(12.76) | 4352(14.53) | 4585(15.77) | 4800(14.27) | 2826(14.2) | 197.919 | < 0.001 |
LR + LR | 290 | 0.16(0.14–0.18) | 12(0.14) | 23(0.16) | 34(0.16) | 39(0.16) | 59(0.2) | 56(0.19) | 47(0.14) | 20(0.1) | 0.816 | 0.366 |
HR + HR | 6130 | 3.37(3.29–3.46) | 196(2.24) | 480(3.25) | 690(3.34) | 760(3.04) | 1058(3.53) | 1122(3.86) | 1114(3.31) | 710(3.57) | 24.764 | < 0.001 |
HR + LR | 4892 | 2.69(2.62–2.77) | 166(1.89) | 405(2.75) | 607(2.94) | 600(2.4) | 718(2.4) | 850(2.92) | 959(2.85) | 587(2.95) | 16.266 | < 0.001 |
Infection pattern | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
single | 30,985 | 17.05(16.88–17.23) | 1145(13.07) | 2282(15.47) | 3270(15.82) | 3945(15.8) | 5393(18.01) | 5613(19.31) | 5926(17.61) | 3411(17.14) | 157.056 | < 0.001 |
double | 8109 | 4.46(4.37–4.56) | 281(3.21) | 631(4.28) | 942(4.56) | 996(3.99) | 1331(4.44) | 1480(5.09) | 1519(4.52) | 929(4.67) | 28.806 | < 0.001 |
triple | 2254 | 1.24(1.19–1.29) | 68(0.78) | 199(1.35) | 268(1.3) | 278(1.11) | 359(1.2) | 414(1.42) | 411(1.22) | 257(1.29) | 4.273 | 0.039 |
quad | 650 | 0.36(0.33–0.39) | 18(0.21) | 55(0.37) | 87(0.42) | 78(0.31) | 97(0.32) | 90(0.31) | 133(0.4) | 92(0.46) | 4.333 | 0.037 |
five | 192 | 0.11(0.09–0.12) | 4(0.05) | 14(0.09) | 16(0.08) | 27(0.11) | 24(0.08) | 31(0.11) | 46(0.14) | 30(0.15) | 9.464 | 0.002 |
≥six | 107 | 0.06(0.05–0.07) | 3(0.03) | 9(0.06) | 18(0.09) | 20(0.08) | 24(0.08) | 13(0.04) | 11(0.03) | 9(0.05) | 3.603 | 0.058 |