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Volume 20, Number 4—April 2014
Dispatch

Clinical Malaria along the China–Myanmar Border, Yunnan Province, China, January 2011–August 2012

Guofa Zhou1, Ling Sun1, Rongji Xia, Yizhong Duan, Jianwei Xu, Henglin Yang, Ying Wang, Ming-chieh Lee, Zheng Xiang, Guiyun YanComments to Author , Liwang Cui, and Zhaoqing Yang
Author affiliations: Kunming Medical University, Kunming City, China (G. Zhou, L. Sun, Z. Xiang, Z. Yang); University of California, Irvine, Irvine, California, USA (G. Zhou, M.-C. Lee, G. Yan); Longchuan Center for Disease Control and Prevention, Longchuan, China (R. Xia); Tengchong Center for Disease Control and Prevention, Techong, China (Y. Duan); Yunnan Institute of Parasitic Diseases, Pu’er, China (J. Xu, H. Yang); Third Military Medical University, Chongqing, China (Y. Wang); Pennsylvania State University, University Park, Pennsylvania, USA (L. Cui)

Main Article

Table 2

Association between travel history and malaria for participants in a study of clinical malaria along the China–Myanmar border, Yunnan Province, China, January 2011–August 2012*

Travel history No malaria Plasmodium vivax
 Plasmodium falciparum
No. cases Odds ratio (95% CI) Adjusted odds ratio (95% CI)† No. cases Odds ratio (95% CI) Adjusted odds ratio (95% CI)†
None 297 175 1 1 63 1 1
Local‡ 32 14 0.7 (0.4%–1.4%) 0.9 (0.5%–1.8%) 1 0.1 (0.0%–1.1%) 0.8 (0.2%–2.0%)
In Myanmar§ 24 19 1.3 (0.7%–2.5%) 1.9 (0.8%–4.9%) 20 3.9 (2.0%– 7.5%) 15.0 (2.9%–175.0%)

*Travel within 2 weeks before study participants sought care at a surveillance site health center or hospital. Twelve case-patients with missing travel histories were excluded from the analysis.
†Adjusted odds ratios were adjusted for age and sex obtained from logistic regression.
‡Included local travel within China and to border towns in Myanmar (<1 km inside Myanmar).
§Travel to areas within Myanmar (>1 km), excluding border towns.

Main Article

1These authors contributed equally to this article.

Page created: March 18, 2014
Page updated: March 18, 2014
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