About This Statistic
This statistic shows the number of magnetic resonance imaging (MRI) units in selected (OECD) countries per million inhabitants as of 2015 (or latest year available). In 2014, there were approximately 51.7 such devices per one million inhabitants in Japan. Thus, Japan was the country with the highest density of such devices. MRIs are used to make pictures of the inside body structure and of organs. It is used both, for diagnoses and for monitoring of certain treatments.