Table 4 List of parameter base case values and ranges used in the sensitivity analyses in the cost-effectiveness model
Parameter | Lower | Base case | Upper |
|---|---|---|---|
% Products sodium reduced | −10% |  | 10% |
Discount rate costs | 0% | 3% | 5% |
Discount rate QALYs | 0% | 3% | 5% |
Incidence of stroke | −10% |  | 10% |
Stroke RR per 1% SBP Δ | 4.0% | 6.3% | 8.0% |
Incidence of IHD | −10% |  | 10% |
IHD RR per 1% SBP Δ | 1.0% | 3.4% | 5.0% |
Event cost Govt: Stroke | 0 â‚« | 12,765,544 â‚« | 23,596,200 â‚« |
Event cost Govt: IHD | 0 â‚« | 17,297,680 â‚« | 31,973,530 â‚« |
Long term Govt cost: Stroke | 0 â‚« | 0 â‚« | 25,796,954 â‚« |
Long term Govt cost: IHD | 0 â‚« | 368,835 â‚« | 681,766 â‚« |
Salt substitution cost/kg | US$ 0.02 | US$ 0.04 | US$ 0.08 |
Cost of healthcare to Govt | 0% | 54% | 100% |
Cost of project implementation | −20% |  | 20% |
Disutility stroke event | −0.25 | −0.31 | −0.40 |
Disutility IHD event | −0.10 | − 0.19 | − 0.28 |
Utility long term stroke | −10% |  | 10% |
Utility long term IHD | −10% |  | 10% |
Mortality of stroke | −10% | 0.37 | 10% |
Mortality of IHD | −10% |  | 10% |