Table 2 Sputum specimens and bronchoscopy culture results of patients in the 3-sputum diagnosed and non-3 sputum diagnosed groups
Characteristic | Total | 3-sputum diagnosed group | Non-3 sputum diagnosed group | p value |
|---|---|---|---|---|
No. of patients | 139 | 23 | 116 | |
Number of positive sputum cultures; n (%) | ||||
0 | 80 (57.6) | 0 (0) | 80 (69.0) | |
1 | 36 (25.9) | 0 (0) | 36 (31.0) | |
≥ 2 | 23 (16.5) | 23 (100) | 0 (0) | |
Number of positive sputum MAC-PCR; n (%) | ||||
0 | 70 (50.4) | 0 | 70 (60.3) | < 0.001 |
1 | 35 (25.2) | 3 (13.0) | 32 (27.6) | 0.191 |
≥ 2 | 34 (24.4) | 20 (87.0) | 14 (12.1) | < 0.001 |
Number of positive sputum smear; n (%) | ||||
0 | 112 (80.6) | 10 (43.5) | 102 (87.9) | < 0.001 |
1 | 19 (13.7) | 7 (30.4) | 12 (10.3) | 0.018 |
≥ 2 | 8 (5.8) | 6 (26.1) | 2 (1.7) | < 0.001 |
Underwent bronchoscopy; n (%) | 113 (81.3) | 11 (47.8) | 102 (87.9) | 0.049 |
Positive culture for MAC with bronchoscopy; n (%) | 109/113 (96.5) | 11/11 (100) | 98/102 (96.1) | 0.812 |