n (%) | HS | Stable COPD patients | AECOPD patients | |||
---|---|---|---|---|---|---|
(n = 33) | (n = 34) | (n = 32) | ||||
PSB | BALF | PSB | BALF | PSB | BALF | |
No isolated or Normal flora | 29 (87.9) | 29 (87.9) | 20 (58.8) | 15 (44.1) | 9 (28.1) | 8 (25.0) |
Staphylococcus aureus | 1 (3.0) | 1 (3.0) | 2 (5.9) | 4 (11.8) | 3 (9.4) | 3 (9.4) |
Klebsiella pneumoniae | 1 (3.0) | 1 (3.0) | 1 (2.9) | 3 (8.8) | 4 (12.5) | 4 (12.5) |
Streptococcus pneumoniae | 2 (6.0) | 2 (6.0) | 4 (11.8) | 5 (14.7) | 3 (9.4) | 4 (12.5) |
Pseudomonos aeruginosa | 0 | 0 | 2 (5.9) | 2 (2.9) | 4 (12.5) | 5 (15.6) |
Haemophilus influenzeae | 0 | 0 | 2 (5.9) | 3 (8.8) | 6 (18.8) | 5 (15.6) |
Moraxella catarrhalis | 0 | 0 | 1 (2.9) | 2 (2.9) | 2 (6.3) | 2 (6.3) |
Others a | 0 | 0 | 1 (2.9) | 2 (2.9) | 1 (3.1) | 1 (3.1) |