Base case value | Lower limit | Upper limit | Distribution for PSA | Source | |
---|---|---|---|---|---|
Starting age | 45 | 25 | 65 | Normal | GIAG |
Proportion of recruited participants completing the programme | 15.5 % | 1 % | 50 % | Beta | GIAG |
Baseline activity level-all recruited participants | |||||
Low | 32.4 % | – | – | Dirichlet | GIAG |
Moderate | 37.6 % | 25 % | 50 % | Dirichlet | GIAG |
High | 30.0 % | 15 % | 50 % | Dirichlet | GIAG |
Follow-up activity level-completers | |||||
Low | 23.5 % | – | – | Dirichlet | GIAG |
Moderate | 23.5 % | 10 % | 40 % | Dirichlet | GIAG |
High | 52.9 % | 35 % | 65 % | Dirichlet | GIAG |
Duration of effect of Give it a Go on PA (months) | 12 | 4 | 20 | Uniform | Assumption |
Relative risks of coronary heart disease | |||||
Moderate activity level | 0.90 | 0.83 | 0.99 | Lognormal | [1] |
High activity level | 0.81 | 0.68 | 0.96 | Lognormal | [1] |
Relative risks of stroke | |||||
Moderate activity level | 0.86 | 0.79 | 0.93 | Lognormal | [3] |
High activity level | 0.74 | 0.64 | 0.85 | Lognormal | [3] |
Relative risks of type II diabetes | |||||
Moderate activity level | 0.67 | 0.53 | 0.84 | Lognormal | [2] |
High activity level | 0.61 | 0.41 | 0.9 | Lognormal | [2] |
Relative risk for mortality | |||||
Non CVD mortality after CHD | 1.71 | 1.44 | 1.98 | Lognormal | [14] |
CVD mortality after CHD | 3.89 | 3.81 | 3.97 | Lognormal | [14] |
Non CVD mortality after stroke | 1.71 | 1.44 | 1.98 | Lognormal | [14] |
CVD mortality after stroke | 3.89 | 3.81 | 3.97 | Lognormal | [14] |
Non CVD mortality after diabetes | 1.49 | 1.24 | 1.74 | Lognormal | [15] |
CVD mortality after diabetes | 2.61 | 2.34 | 2.88 | Lognormal | [15] |
Utilities | |||||
CHD 1st event | 0.80 | 0.622 | 0.931 | Beta | [6] |
Post CHD first event | 0.92 | 0.665 | 1.000 | Beta | [6] |
Stroke 1st event | 0.63 | 0.503 | 0.749 | Beta | [6] |
Post stroke 1st event | 0.65 | 0.518 | 0.771 | Beta | [6] |
Diabetes | 0.90 | 0.665 | 0.997 | Beta | [6] |
Mental health gain when moderately active | 0.023 | 0.000 | 0.200 | Beta | [8] |
Mental health gain when highly active | 0.104 | 0.000 | 0.200 | Beta | [8] |