Microbiology (organism) | Number | % |
---|---|---|
 Streptococcus pneumoniae | 333 | 28.6 |
 Staphylococcus aureus | 69 | 5.9 |
 Legionella pneumophilia | 65 | 5.5 |
 Haemophilus influenzae | 56 | 4.8 |
 Pseudomonas aeroginosa | 52 | 4.5 |
 Klebsiella spp. | 27 | 2.3 |
 Chlamydia psittaci | 10 | 0.9 |
 Mycoplasma pneumoniae | 10 | 0.9 |
 Mixed | 64 | 5.5 |
 Viral | 16 | 1.4 |
 Other | 144 | 12.4 |
 Unknown | 427 | 36.6 |