With the establishment and development of regional healthcare big data platforms, regional healthcare big data is playing an increasingly important role in health policy program evaluations. Regional healthcare big data is usually structured hierarchically. Traditional statistical models have limitations in analyzing hierarchical data, and multilevel models are powerful statistical analysis tools for processing hierarchical data. This method has frequently been used by healthcare researchers overseas, however, it lacks application in China. This paper aimed to introduce the multilevel model and several common application scenarios in medicine policy evaluations. We expected to provide a methodological framework for medicine policy evaluation using regional healthcare big data or hierarchical data.
Citation: REN Yan, HUANG Yunxiang, ZHANG Yuanjin, YAO Minghong, JIA Yulong, YANG Min, SUN Xin. Multilevel model and its application in evaluation of medicine policy intervention. Chinese Journal of Evidence-Based Medicine, 2021, 21(12): 1474-1479. doi: 10.7507/1672-2531.202108101 Copy
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