Fig. 2From: Nontuberculous mycobacterial pulmonary disease diagnosed by two methods: a prospective cohort studyComparison of disease progression and time to culture conversion according to three groups: sputum culture positive, sputum culture negative/bronchoscopy, and scanty sputum/bronchoscopy group. a Probability of progression-free survival. b Probability of culture conversion after treatmentBack to article page