Table 1

Model parameter values

ParametersValue (95% CI)Source
Probability of SSI before intervention (%)13.9Fenny et al5
Probability of SSI during intervention (%)8.4Patient data*
Patient cost of SSI before intervention (US$)2208 (2087 to 2376)Fenny et al5
Patient cost of SSI during intervention (US$)1942 (1758 to 2227)Patient data*
Hospital cost before intervention (US$)1391Fenny et al5
Hospital cost during intervention (US$)1047Patient data*
Cost discount rate (%)2.5GSS17
  • *Estimate from patient data during-intervention study.

  • GSS, Ghana Statistical Service; SSI, surgical site infection.