Promoting generic drug usage in Japan: correlation between generic drug usage and monthly personal income.

ABSTRACT:

Background

To reduce pharmacy-related medical expenses, it is necessary to cut drug costs, potentially by increasing generic drug usage. This study analyzes the correlation between generic drug usage and monthly personal income by examining prescriptions for individual drugs.

Methods

We conducted a cross-sectional study based on the data set from the National Database of Health Insurance Claims and Specific Health Checkups of Japan Open Data Japan and the Basic Survey on Wage Structure. We calculated the correlation coefficient between the usage rate of generic drugs in each prefecture of Japan and monthly personal incomes. We then analyzed the correlation coefficients based on the therapeutic categories of medicinal drugs; the contingency table was visualized as a mosaic pl

SUBMITTER: Suzuki T 

PROVIDER: S-EPMC9948395 | biostudies-literature | 2023 Feb

REPOSITORIES: biostudies-literature