Review of hepatitis B surveillance in China: Improving information to frame future directions in prevention and control☆
Supporting Files
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12 27 2013
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File Language:
English
Details
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Alternative Title:Vaccine
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Personal Author:
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Description:Background
As the WHO verified that China reached the target of 1% prevalence of chronic hepatitis B infection among children targeted by universal hepatitis B immunization of newborns, the country considered new options for hepatitis B prevention and control. We reviewed hepatitis B surveillance in the broader context of viral hepatitis surveillance to propose recommendations to improve the system.
Methods
We described surveillance for viral hepatitis in China with a specific focus on hepatitis B. We assessed critical attributes of the system, including data quality, predictive positive value and usefulness.
Results
While remarkable progress in hepatitis B immunization of infants and children has likely almost eliminated transmission in younger age groups, reported rates of hepatitis B increased steadily in China between 1990 and 2008, probably because of a failure to distinguish acute from chronic infections. Elements that prevented a clearer separation between acute and chronic cases included (1) missed opportunity to report cases accurately among clinicians, (2) low availability and use of tests to detect IgM against the hepatitis B core antigen (IgM anti-HBc) and (3) lack of systems to sort, manage and analyze surveillance data.
Conclusions
To improve hepatitis B surveillance, China may consider (1) training clinicians to diagnose acute cases and to use IgM anti-HBc to confirm them, (2) improving access and use of validated IgM anti-HBc tests and (3) developing data management and analysis techniques that sort out acute from chronic cases.
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Subjects:
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Source:Vaccine. 31(Suppl 9):J79-J84
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Pubmed ID:23770336
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Pubmed Central ID:PMC5942228
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Document Type:
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Funding:
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Place as Subject:
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Volume:31
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Collection(s):
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Main Document Checksum:urn:sha256:dee56a102868c5bd82cddc79626c85aeabae0f4e1fd41eee4c37155029ecc96a
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Download URL:
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File Type:
Supporting Files
File Language:
English
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