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Table 1 Demographic characteristics of participants, Guangzhou, 2010–2017

From: Prevalence of sexually transmitted infections among foreigners living in Guangzhou, China: a cross-sectional study (2010–2017)

CharacteristicNumber %
Total40,935100.00
Exam year
 201040899.99
 2011466511.40
 2012446410.91
 2013528712.92
 2014590714.43
 2015546113.34
 2016560513.69
 2017545713.33
Region
 Africa592714.48
 Europe13,07131.93
 North America909122.21
 South America22695.54
 Oceania6931.69
 Asia988424.15
Gender
 male23,30956.94
 female17,62643.06
Age group
 < 20649215.86
 20–2914,23634.78
 30–39980423.95
 40–49555713.58
 ≥ 50484611.84
Education level
 Less than high school3710.91
 High school10,62025.94
 Undergraduate18,79145.90
 Bachelor degree or above758218.52
 Unknown35718.72
Occupation
 Business985624.08
 Designers/science education481811.77
 Students12,10229.56
 Unemployed25376.20
 Others11,62228.39
STIs
 HBV9432.30
 HCV1730.42
 HIV70.02
 TPPA2460.60