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Volume 20, Number 11—November 2014
Dispatch

Increasing Prevalence and Intensity of Foodborne Clonorchiasis, Hengxian County, China, 1989–2011

Men-Bao Qian, Ying-Dan Chen, Yi-Chao Yang, Ming-Fei Lu, Zhi-Hua Jiang, Kang Wei, Si-Liang Wei, Chang-Hai Zhou, Long-Qi Xu, and Xiao-Nong ZhouComments to Author 
Author affiliations: National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention, Shanghai, China (M.-B. Qian, Y.-D. Chen, C.-H. Zhou, L.-Q. Xu, X.-N. Zhou); Key Laboratory of Parasite and Vector Biology, Ministry of Health, Shanghai (M.-B. Qian, X.-N. Zhou); Guangxi Center for Disease Control and Prevention, Nanning, China (Y.-C. Yang, Z.-H. Jiang); Hengxian Center for Disease Control and Prevention, Hengxian, China (M.-F. Lu, K. Wei, S.-L. Wei)

Main Article

Table 2

Differences in infection intensity between male and female participants in 3 parasitic disease surveys, Hengxian County, China, 1989–2011*

Sex Geometric mean no. EPG among Clonorchis sinensis egg–positive participants
 Geometric mean no. EPG among all participants
Survey 1, 1989 Survey 2, 2002 Survey 3, 2011 Survey 1, 1989 Survey 2, 2002 Survey 3, 2011
Female 241.7 364.9 405.1 0.6 2.2 6.8
Male 419.8 1,199.7 1,363.2 3.1 13.5 171.5
Total 367.3 833.3 942.9 1.6 6.3 38.2

*Geometric mean number of EPG was used as the indicator of infection intensity. Children <5 years of age were excluded. EPG, eggs per gram of feces.

Main Article

Page created: October 17, 2014
Page updated: October 17, 2014
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