Among them, 126 (37.2%) were identified as M abcessus, 49 (14.5%) M intracellulare, 29 (8.6%) M fortuitum, 24 (7.1%) M tuberculosis, 18 (5.3%) M avium, 18 (5.3%) M scrofulaceum, 11 (3.2%) M gordonae, 6 (1.8%) M kansasii, 1 (0.3%) M malmoense; 25 (7.4%).