Table 2 Probabilistic sensitivity analysis inputs
Parameters | Deterministic | Standard error | Distribution | Alpha | Beta |
|---|---|---|---|---|---|
Incremental probability to be active | 0.048 | 0.0048 | beta | 95.152 | 1887.181 |
Incremental probability to experience CHD | 0.013 | 0.0013 | beta | 98.687 | 7492.621 |
Incremental probability to experience stroke | 0.004 | 0.0004 | beta | 99.596 | 24799.4 |
Incremental probability to experience diabetes | 0.022 | 0.0022 | beta | 97.778 | 4346.677 |
Treatment discounted cost of CHD | 17728.031 | 1772.803 | gamma | 100 | 177.280 |
Treatment discounted cost of stroke | 1965.165 | 196.517 | gamma | 100 | 19.652 |
Treatment discounted cost of diabetes | 50309.426 | 5030.943 | gamma | 100 | 503.094 |
Discounted QALY for CHD health state | 9.942 | 0.994 | gamma | 100 | 0.099 |
Discounted QALY for stroke health state | 5.148 | 0.515 | gamma | 100 | 0.051 |
Discounted QALY for type II diabetes health state | 14.182 | 1.418 | gamma | 100 | 0.142 |
Cost of intervention | 222 | 37.9 | gamma | 34.311 | 6.470 |