TABLE 1.
Dichotomous Rules Used in Computer Algorithms for Electronic Surveillance of Central Line-Associated Bloodstream Infection in Adult Patients in Intensive Care Units at Barnes-Jewish Hospital
| Rule | Description |
|---|---|
| Nosocomial | Culture samples collected >48 hours after admission |
| CVC | CVC present ≤48 hours before collection of culture samples |
| Non-CSC | Organism is not a CSCa |
| Fever | Feverb present ≤48 hours before or after collection of culture samples |
| Repeat (+) | Organism confirmed by another positive culture result in ≤5 days |
| Vancomycin | Treatment with vancomycin |
| Wound | Organism grown from culture of a wound sample |
| Urine | Organism grown from urine culture |
| Respiratory | Organism grown from culture of a respiratory- tract sample |
| Sterile other | Organism grown from culture of other sterile-site sample |
| Nonsterile other | Organism grown from culture of other nonsterile site sample |
NOTE. CSC, common skin contaminant; CVC, central venous catheter.
a
Common skin contaminants included diphtheroids, Bacillus species, Propionibacterium species, coagulase-negative staphylococci, and micrococci.
b
Temperature of >38°C.