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Assessing dose–response effects of national essential medicine policy in China: comparison of two methods for handling data with a stepped wedge-like design and hierarchical structure
OBJECTIVES: To introduce multilevel repeated measures (RM) models and compare them with multilevel difference-in-differences (DID) models in assessing the linear relationship between the length of the policy intervention period and healthcare outcomes (dose–response effect) for data from a stepped-w...
Autores principales: | Ren, Yan, Yang, Min, Li, Qian, Pan, Jay, Chen, Fei, Li, Xiaosong, Meng, Qun |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BMJ Publishing Group
2017
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5337672/ https://www.ncbi.nlm.nih.gov/pubmed/28399510 http://dx.doi.org/10.1136/bmjopen-2016-013247 |
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