Table 1 Results of one-way sensitivity analysis and scenario analyses
Parameter | Base value | Sensitivity analysis value | Results/implications | Justification |
|---|---|---|---|---|
Discount rate | 3Â % | 0-10Â % | No effect/All costs treated as recurrent | Covers all likely discount rate applications [45] |
Cost per ACT treatment | USD 1.25 | Increased to USD 4 | Cost per test administered rises from USD 4.39 to 4.83 | Highest value found in WHO GPRM database for an adult dose |
Cost per RDT | USD 0.47 | Increased to USD 2 | Cost per test administered rises from USD 4.39 to 6.32 | Highest cost found in WHO GPRM database |
Cost per rented vehicle day | USD 208 | Decreased to USD 20 per day | Cost per test administered falls from USD 4.39 to 3.65 | Approximate daily capital cost of a vehicle based on WHO-CHOICE data |
Use of enumerators | Included for training and field work | Excluded for training and field work | Cost per test administered falls from USD 4.39 to 3.60 | Enumerators contribute substantially to research component and may be unnecessary for intervention only |
NGO supervision costs | Included | Excluded | Cost per test administered falls from USD4.39 to 3.66 | Ongoing NGO and international supervision may not be required if made a routine intervention |
Duration of intervention effect | 6Â months | Reduced to 3Â months/Increased to one year | Gross cost per case averted rises from USD73 to 145/Gross cost per case averted falls from USD 73 to USD 36 | Duration of effect uncertain in effect analysis [12, 14, 15] |