Table 4: Cost andeffectiveness ratio of ceftriaxone-metronidazole and cefotaxime-metronidazole utilization as postoperative prophylaxis.

Variable Combination Ceftriaxone-Metronidazole (SD)
(n=34)
Combination Cefotaxime-Metronidazole (SD)
(n=28)
Average total cost (USD) 11.58 14.21
The average length of stay (days) 6.15 6.21
Cure rate (%) 58.8 57.1
Cost/LOS (USD/day) 1.88 2.28
Cost/cure rate (USD/cure rate) 19.70 24.89