Adult gonorrhea, chlamydia and syphilis prevalence, incidence, treatment and syndromic case reporting in South Africa: Estimates using the Spectrum-STI model, 1990-2017.

PLoS One · 2018 · PMC6188893 · PMID 30321236

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a statistical trendno p-value reported

Spectrum-STI ( http://avenirhealth.org/software-spectrum.php ) is a statistical trend estimation model developed by Avenir Health, with support from the World Health Organization (WHO), for use by national health officials to synthesize STI surveillance data and generate national trend estimates.

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