• 1. Lung Disease Diagnosis and Treatment Center, the First Affiliated Hospital of Henan University of Chinese Medicine, Zhengzhou 450003, P. R. China;
  • 2. Collaborative Innovation Center for Chinese Medicine and Respiratory Diseases Co-constructed by Henan Province & Education Ministry of P. R. China/Henan Key Laboratory of Chinese Medicine for Respiratory Diseases, Henan University of Chinese Medicine, Zhengzhou 450046, P. R. China;
  • 3. Vincent V.C. Woo Chinese Medicine Clinical Research Institute, School of Chinese Medicine, Hong Kong Baptist University, Hong Kong 999077, P. R. China;
  • 4. Research Unit of Evidence-Based Evaluation and Guidelines, Chinese Academy of Medical Sciences, School of Basic Medical Sciences, Lanzhou University, Lanzhou 730000, P. R. China;
  • 5. Key Laboratory of Evidence-Based Medicine of Gansu Province, Lanzhou 730000, P. R. China;
  • 6. Institute of Health Data Science, Lanzhou University, Lanzhou 730000, P. R. China;
  • 7. WHO Collaborating Centre for Guideline Implementation and Knowledge Translation, Lanzhou University, Lanzhou 730000, P. R. China;
LI Jiansheng, Email: li_js8@163.com; CHEN Yaolong, Email: chevidence@lzu.edu.cn
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Objective To evaluate the quality of randomized controlled trials (RCTs) on traditional Chinese medicine (TCM) compound formulations conducted under the "Pattern Dominating Disease" model. Methods RCTs on "Syndrome Dominating Disease" published in the CBM, CNKI, WanFang Data, VIP, PubMed, Cochrane Library, Embase, and Web of Science databases were collected from inception to November 1, 2025. Two researchers independently screened the literature, extracted data, and assessed the quality of the included studies using the CONSORT extension for TCM formulas checklist and the Cochrane Collaboration's Risk of Bias tool. Results A total of 14 RCTs were included, primarily involving three types: basic syndrome patterns, common syndrome patterns, and compound syndrome patterns. Among the 25 items of the CONSORT extension for TCM formulas checklist, the reporting compliance rates for items 6b, 13a, and 16 were 100% across all studies. Items 3b, 10, 12b, 18, 23, and 24 were not reported in any study. The reporting compliance for the remaining items varied. The risk of bias assessment indicated that all studies were judged to have an "unclear risk" concerning blinding of outcome assessors, selective reporting bias, and other biases. Conclusion RCTs investigating the "Pattern Dominating Disease" model show notable deficiencies in both reporting quality and methodological quality. It is recommended that, based on existing tools, dedicated evaluation and reporting instruments be developed to enhance the quality of such RCTs.

Citation: WANG Lu, WANG Jiajia, ZHANG Yingying, LUO Xufei, LI Jiansheng, CHEN Yaolong. Quality assessment of randomized controlled trials on "pattern dominating disease" using the CONSORT extension for Chinese herbal medicine formulas. Chinese Journal of Evidence-Based Medicine, 2026, 26(9): 1046-1052. doi: 10.7507/1672-2531.202606087 Copy

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