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Table 1 Central line utilization ratios and central line-associated blood stream infections in a surgical intensive care unit over 5 years

From: Implementation of central line-associated bloodstream infection prevention bundles in a surgical intensive care unit using peer tutoring

Period Central line-days Patient-days Central line utilization ratio aCLABSI events bCLABSI rate
Pre-intervention, 9 m 1734 3273 0.53 12 6.9
Intervention, 6 m 1245 2147 0.58 3 2.4
After intervention,      
 9 m 1684 3207 0.53 3 1.8
 1st year (12 m) 1994 3920 0.51 9 4.5
 2nd year (12 m) 2030 4137 0.49 6 3.0
 3rd year (12 m) 2222 4657 0.48 12 5.4
  1. a CLABSI central line-associated bloodstream infection
  2. b CLABSI rate CLABSI events per 1000 central line-days