Fig. 3From: Prevalence, incidence, and mortality of nontuberculous mycobacterial infection in Korea: a nationwide population-based studyIncidence of NTM infection between 2003 and 2016 by different diagnostic criteria. The rates are per 100,000 population. Principal: One or more visits with NTM diagnostic code as principal diagnosis; Principal or additional: One or more visits with NTM diagnostic code as the principal or additional diagnosis; Principal or additional ≥2 times: Two or more visits with NTM diagnostic code as the principal or additional diagnosis. NTM = nontuberculous mycobacteriaBack to article page