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. Author manuscript; available in PMC: 2016 Feb 5.
Published in final edited form as: Am J Infect Control. 2015 Jan;43(1):4–9. doi: 10.1016/j.ajic.2014.07.014

Table 3. Base Case Results.

CLABSI VAP
Number of cases averted (index ICU stay) 10.81 7.71
  Infections averted among attributable deaths 1.73 0.79
  Infections averted among discharged alive 9.08 6.91

Health effects (post-discharge from index ICU)
  Life expectancy / case
   No infection 4.44 4.59
   Infection | discharged alive 3.57 3.55
   Infection | died

  QALY / case
   No infection 2.16 2.26
   Infection | discharged alive 1.67 1.68
   Infection | died

  Health benefits from infections averted
   LY gained 15.55 10.84
   QALY gained 8.12 5.81

Costs
  Index ICU savings / case $16,155.00 $21,163.00
  Total index ICU savings $174,713.09 $163,090.54

  Post-discharge from index ICU
   No infection / case $124,737.28 $124,581.68
   Infection | survived / case $108,108.82 $109,670.15
   Infection | died / case
   Total Cost Savings ($366,901.52) ($201,965.92)

Combining BSI and VAP
  Total ICU Gain in LY 26.39
  Total ICU Gain in QALY 13.93

  Total ICU Inpatient Cost Increase ($337,803.64)
  Total ICU downstream Cost Increase $568,867.44

  Intervention Cost / case (CLABSI + VAP) $7,828.87
  Total Intervention Cost / ICU $145,000.00
  Total Cost Increase $376,063.80

ICER (LE) $14,250.74
ICER (QALY) $26,996.33

CLABSI: Central Line-Associated Bloodstream Infection, ICER: Incremental Cost-Effectiveness Ratios, ICU: Intensive Care Unit, LY: Life Years, QALY: Quality-Adjusted Life Years, VAP: Ventilator-Associated Pneumonia