Association between syphilis seroprevalence and age among blood donors in Southern China: an observational study from 2014 to 2017.

BMJ Open · 2019 · PMC6830658 · PMID 31678932

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a decreasing trendno p-value reported

The prevalence of syphilis seropositivity and active infection was higher among females than males (syphilis seropositivity: χ 2 =60.4, p<0.001; active infection: χ 2 =36.1, p<0.001) and showed a decreasing trend from 2014 to 2017 (syphilis seropositivity: χ 2 trend =27.1, p trend <0.001; active infection: χ 2 trend =7.8, p trend =0.005).

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