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Table 3 Pathogens isolated from blood or sputum cultures

From: Antibiotic prescription consistent with guidelines in emergency department is associated with 30-day survival in severe community-acquired pneumonia

  Total Guideline-concordant antibiotics Guideline-discordant antibiotics
Streptococcus pneumoniae 18 (7.5%) 15 (11.9%) 3 (2.6%)
Group B streptococcus 8 (3.3%) 4 (3.2%) 4 (3.5%)
Escherichia coli 23 (9.5%) 13 (10.3%) 10 (8.7%)
Pseudomonas aeruginosa 27 (11.2%) 10 (7.9%) 17 (14.8%)
Staphylococcus aureus 50 (20.7%) 24 (19.0%) 26 (22.6%)
Acinetobacter baumanii 6 (2.5%) 2 (1.6%) 4 (3.5%)
Haemophilus influenzae 5 (2.1%) 4 (3.2%) 1 (0.9%)
Serratia marcescens 8 (3.3%) 2 (1.6%) 6 (5.2%)
Stenotrophonas maltophillia 2 (0.8%) 1 (0.8%) 1 (0.9%)
Group G streptococcus 2 (0.8%) 1 (0.8%) 1 (0.9%)
Group A streptococcus 2 (0.8%) 1 (0.8%) 1 (0.9%)
Klebsiella pneumoniae 67 (27.8%) 37 (29.4%) 30 (26.1%)
Klebsiella oxytoca 8 (3.3%) 3 (2.4%) 5 (4.3%)
Providencia stuartii 3 (1.2%) 2 (1.6%) 1 (0.9%)
Enterobacter cloacae 7 (2.9%) 4 (3.2%) 3 (2.6%)
Enterobacter aerogenes 1 (0.4%) 1 (0.8%) 0 (0.0%)
Proteus mirabilis 4 (1.7%) 2 (1.6%) 2 (1.7%)