RESUMO
Objective: Through the use of policy information transformation and text mining, the three level index system of the effect evaluation of the implementation of the open medication system in Guangdong was constructed to provide references for the relevant departments to formulate the drug supervision policy. Methods: The policy information transformation method was used to transform the policy target of The Guidance of Applying Open Medication Usage System in Guangdong Medical Institution, and the text mining method was used to form the weight of each index through word segmentation, parked word processing, R packet statistical word frequency and making word cloud. Results: 3 first-level indicators, 16 two-level indicators and 25 three-level indicators were selected. The of text mining was used to determine the weight of the index. By consulting the experts of the project group, some three-level indexes were removed and the final three first grade indexes, 8 two-grade indexes and 19 three-grade indexes were formed. Conclusion: The three-level index system of open medication evaluation system in Guangdong province could be used to evaluate the implementation effect of open medication system in Guangdong.