Table 3.
Microorganisms isolated from patients with central line-associated bloodstream infections (CLABSI) and any positive blood culture
| Intervention | Control | p-valuea | Intervention | Control | p-valuea | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Microorganisms, number | 140 | 146 | 202 | 217 | ||||||
| Gram positive | 63 | 45.00% | 69 | 47.26% | 0.69 | 113 | 55.94% | 116 | 53.46% | 0.66 |
| Staphylococcus species, coagulase negative | 25 | 17.86% | 25 | 17.12% | 42 | 20.79% | 43 | 19.82% | ||
| Staphylococcus aureus | 21 | 15.00% | 14 | 9.59% | 25 | 12.38% | 18 | 8.29% | ||
| Enterococcus faecalis | 3 | 2.14% | 10 | 6.85% | 4 | 1.98% | 10 | 4.61% | ||
| Other | 14 | 10.00% | 20 | 13.70% | 42 | 20.79% | 45 | 20.74% | ||
| Gram negative | 75 | 53.57% | 72 | 49.32% | 87 | 43.07% | 95 | 43.78% | ||
| Enterobacter cloacae | 16 | 11.43% | 5 | 3.42% | 18 | 8.91% | 8 | 3.69% | ||
| Escherichia coli | 6 | 4.29% | 13 | 8.90% | 9 | 4.46% | 19 | 8.76% | ||
| Klebsiella pneumonia | 9 | 6.43% | 8 | 5.48% | 9 | 4.46% | 13 | 5.99% | ||
| Other | 44 | 31.4% | 46 | 31.51% | 51 | 25.25% | 55 | 25.35% | ||
| Candida species | 1 | 0.71% | 3 | 2.05% | 1 | 0.50% | 3 | 1.38% | ||
| Otherb | 1 | 0.71% | 2 | 1.37% | 1 | 0.50% | 3 | 1.38% |
a
Fisher’s exact test of association, looking at the difference in distribution of the type of microorganism by treatment arm
b
Mycobacterium species (n=3), other, not otherwise specified (n=1)