https://orcid.org/0000-0002-5062-5522
Figures & data
Fig. 1 Formula for calculating the usage rate of generic drugs
Fig. 2 Flowchart of the analysis results for each prescription in the outpatient out-of-hospital, outpatient in-hospital, and inpatient prescription categories
Fig. 3 Mosaic plot of the correlation coefficients between the usage rate of generic drugs and monthly personal incomes
Table 1 Numbers of brand-name drugs for which we can calculate the correlation between the usage rate of generic drugs and monthly personal incomes based on NODJ with p values less than 0.05
Fig. 4 Correlation coefficients between the usage rate of generic drugs and monthly personal incomes for outpatient out-of-hospital prescriptions
Fig. 5 Correlation coefficients between the usage rate of generic drugs and monthly personal incomes for outpatient in-hospital prescriptions
Fig. 6 Correlation coefficients between the usage rate of generic drugs and monthly personal incomes for inpatient prescriptions
Table 2 Drug prices for which we can calculate the correlation between the usage rate of generic drugs and monthly personal incomes
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Data used in this study are available from the following links: https://www.mhlw.go.jp/stf/seisakunitsuite/bunya/0000177221_00003.html, www.e-stat.go.jp, https://www.e-stat.go.jp/stat-search/files?page=1&layout=datalist&toukei=00450091&tstat=000001011429&cycle=0&tclass1=000001098975&tclass2=000001098977&tclass3=000001098986&tclass4val=0.