• 1. Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China;
  • 2. Inner Mongolia International Mongolian Hospital, Hohhot 010065, China;
  • 3. The Second Affiliated Hospital, Tianjin University of Traditional Chinese Medicine, Tianjin 300150, China;
  • 4. Key Laboratory of Chinese Internal Medicine, Ministry of Education, Beijing University of Chinese Medicine, Beijing 100700, China;
SHANGHong-cai, Email: shanghongcai@126.com
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Objective Using SYRCLE tool (the SYstematic Review Centre for Laboratory animal Experimentation) to evaluate the risk of bias of animal studies in stroke field published in Chinese journals, identify problems of these studies in design, implementation and measurement, in order to provide references for improving the quality of animal studies in China. Methods We searched databases including CBM, VIP, CNKI and WanFang Data from inception to December 31st, 2014. Two reviewers independently screened literature, extracted data, and assessed the risk of bias of included animal studies using SYRCLE tool developed by the National Centre for the Replacement, Refinement and Reduction of Animals in Research. Results A total of 582 studies were included. The assessment results showed that the number of reported items with "Low Risk" in SYRCLE, which have 22 items, reported in >50% of the 4 items and in <30% the 16 items in articles of animals experiments. More than 99% of the studies fulfilled the 3 items and more than 17% of the articles to meet the 10 items while less than 1% of the documents met the 17 items. The quality of studies increased excepted the period of 2010 to 2014. The methodological quality of animal experiments presented a trend of increasing and no significant differences were found in CSCD indexed or not. Conclusion The methodological quality of animal experiments of stroke is poor in China in terms of the selection bias, implementation bias, measurement bias, withdraw bias and reporting bias.

Citation: SHUANGMei, ZHAOChen, ZHANGLi, SHANGHong-cai. Using SYRCLE Tools to Evaluate the Methodological Quality of Animal Experiments of Stroke in China. Chinese Journal of Evidence-Based Medicine, 2016, 16(5): 592-597. doi: 10.7507/1672-2531.20160091 Copy

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