Longitudinal study of sputum microbiology in adult non-CF bronchiectasis
| Isolated* | Colonising† | |
| Organism | n (%) | n (%) |
| Haemophilus influenzae | 75 (52) | 47 (33) |
| Pseudomonas aeruginosa | 62 (43) | 50 (35) |
| Streptococcus pneumoniae | 42 (30) | 13 (9) |
| Coliforms (including Klebsiella sp, Serratia sp, Proteus sp, E. Coli and Enterobacter cloacae) | 42 (30) | 13 (9) |
| Moraxella catarrhalis | 39 (27) | 9 (6) |
| Staphylococcus aureus | 34 (24) | 12 (8) |
| Aspergillus sp. | 13 (9) | 3 (2) |
| Stenotrophomonas maltophilia | 12 (8) | 2 (1) |
| MRSA | 5 (3) | 3 (2) |
| Acinetobacter sp. | 5 (3) | 3 (2) |
| Achromobacter xylosoxidans | 4 (3) | 2 (1) |
| Non-tuberculous mycobacteria | 4 (3) | 1 (0.7) |
| Comamonas testosteroni | 2 (1) | 1 (0.7) |
| Others | 9 (6) | 1 (0.7) |
| No organism isolated | 28 (20) |