TABLE 5.
Comparisons of blood culture results between single-visit outpatient and admitted community-acquired pneumonia population in risk classes IV and V
| Outpatient, n=319 | Inpatient, n=1935 | P | |
|---|---|---|---|
| Blood culture done, n (%) | |||
| Yes | 70 (21.9) | 1319 (68.2) | <0.001 |
| Total | 319 | 1933 | |
| Blood culture obtained, n (%) | |||
| Before antibiotic therapy | 57 (81.4) | 901 (64.5) | 0.008 |
| After antibiotic therapy | 13 | 411 | |
| Blood culture, n (%) | |||
| Positive | 2 (2.8) | 105 (7.9) | 0.119 |
| Negative | 68 (91.2) | 1214 (92.1) | |
| Total | 70 (5.0) | 1319 | |
| Micro-organism isolated, n (%) | |||
| Streptococcus pneumoniae | 1 | 41 (39) | |
| Staphylococcus aureus | 1 | 18 (17.1) | |
| Hemophilus influenzae | 1(1) | ||
| Escherichia coli | 17 (16.1) | ||
| Other | 29 (27.6) | ||
| Other micro-organism isolated, n | |||
| Abiotrophia species | 1 | ||
| Clostridium clostridioforme | 1 | ||
| Enterococcus faecalis | 3 | ||
| Fusobacterium nucleatum | 1 | ||
| Actinomyces viscosus | 1 | ||
| Klebsiella oxytoca | 1 | ||
| Klebsiella pneumoniae | 4 | ||
| Klebsiella pneumoniae and Enterococcus species | 1 | ||
| Proteus mirabilis | 2 | ||
| Pseudomonas aeruginosa | 3 | ||
| Streptocooccus anginosus group | 1 | ||
| Streptococcus anginosus | 2 | ||
| Streptococcus bovis | 1 | ||
| Streptococcus pyogenes | 4 | ||
| Streptococcus viridans | 3 |