Sexually Transmitted Infection (STI) - Global Health Statistics

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Global estimates of new cases of curable Sexually Transmitted Infections (STIs) - 2012
Sexually Transmitted Infection Number (in million)
Chlamydia trachomatis 130.9
Neisseria gonorrhea 78.3
Syphilis 5.6
Trichomonas vaginalis 142.6
Total 357.4


Genital ulcer disease rates (cases per 100 000 adult population) - 2014
WHO Region Number of countries reporting Median genital ulcer case rate
Male Female Total
African Region 20 195.4% 308.9% 202.0%
Regions of the Americas 13 24.2% 16.7% 20.7%
Eastern Mediterranean Region 8 10.6% 17.5% 12.0%
European Region 1 3.4% 16.2% 9.8%
South-East Asia Region 5 7.4% 9.8% 14.6%
Western Pacific Region 9 24.8% 11.7% 19.8%
Overall 56 24.5% 24.1% 27.4%


Male gonorrhea rate (cases per 100 000 adult population) - 2014
WHO Region Number of countries reporting Median syphilis prevalence among female sex workers (FSW)
African Region 5 50.1%
Regions of the Americas 18 29.3%
Eastern Mediterranean Region 6 3.2%
European Region 9 25.5%
South-East Asia Region 4 7.0%
Western Pacific Region 11 88.6%
Overall 53 25.5%


Syphilis cases rate (cases per 100 000 adult population) - 2014
WHO Region Number of countries reporting Median genital ulcer case rate
Male Female Total
African Region 7 22.5 43.1 46.6
Regions of the Americas 18 34.2 17.7 34.1
Eastern Mediterranean Region 5 2.6 8.1 2.8
European Region 11 10.1 6.6 6.2
South-East Asia Region 4 6.7 5.1 5.9
Western Pacific Region 10 54.6 81.0 93.0
Overall 55 17.2 17.7 25.7


Congenital Syphilis Rate (cases per 100 000 lives births) - 2014
WHO Region Number of countries reporting Median syphilis prevalence among female sex workers (FSW)
African Region 6 5.0%
Regions of the Americas 18 33.8%
Eastern Mediterranean Region 4 0
European Region 11 0.4%
South-East Asia Region 1 2.3%
Western Pacific Region 9 6.6%
Overall 49 4.9%


Seroprevalence of Syphilis among Female Sex Workers - 2014
WHO Region Number of countries reporting Median syphilis prevalence among female sex workers (FSW)
African Region 8 5.2%
Regions of the Americas 9 2.3%
Eastern Mediterranean Region 2 2.9%
European Region 0 -
South-East Asia Region 4 2.4%
Western Pacific Region 5 1.3%
Overall 28 2.3%


Seroprevalence of Syphilis among Male Sex Workers - 2014
WHO Region Number of countries reporting Median syphilis prevalence among men who have sex with men (MSM)
African Region 5 5.1%
Regions of the Americas 12 10.3%
Eastern Mediterranean Region 1 10.1%
European Region 4 2.3%
South-East Asia Region 5 1.2%
Western Pacific Region 3 6.0%
Overall 30 5.3%


People Newly Infected with HIV in The World - 2015
Total 2.1 million
Adults 1.9 million
Children (<15Years) 150 000
Total 1.1 million
Adults 1.0 million
Children (<15Years) 110 000


References:
  1. Global data from UNAIDS, 2016.
  2. Report on Global Sexually Transmitted Infection Surveillance 2015, World Health Organization.
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