Table 5 Cost effectiveness results in the ICU model of hospitalized community-acquired pneumonia in the elderly according to antibiotic regimen. Increment cost, utility, and cost/utility ratio were estimated relative to adherent as the base comparator

Cost ($)

44,765 (20,243 – 76,890)

30,912 (11,383 – 60,682)

41,305 (17,102 – 74,067)

Incremental Cost ($)

−13,854 (−51,699 – 24,938)

−3461 (−44,741 – 37,677)

Utility

7.3 (4.3 – 10.6)

9.6 (5.2 – 12.3)

7.5 (3.9 – 11.1)

Incremental Utility

+2.3 (−3.3 – 6.8)

+0.2 (−8.8 – 5.2)