Epidemiology of Adults and Children Treated for Nontuberculous Mycobacterial Pulmonary Disease in Japan

Rationale: The epidemiology of nontuberculous mycobacterial pulmonary disease (NTM-PD) remains unclear in the majority of countries, including Japan.Objectives: To estimate the nationwide incidence and prevalence of NTM-PD in Japan and to describe case characteristics and geographical variation.Methods: In this cross-sectional study, we analyzed data from all health insurance claims made for NTM-PD collected from the National Database in Japan...