Table 9.
Sensitivity analysis.
| No. | Analysis | Lower estimate | Base case | Upper estimate |
|---|---|---|---|---|
| 1 | Cost of the RJ pathway (+/−50%) | £9.58 | £14.37 | £28.75 |
| 2 | Multiplier 2 (+/−50%) | £7.19 | £14.37 | £21.56 |
| 3 | Treatment effect (CI) (SMD: −0.297; −0.089) | £7.25 | £14.37 | £20.27 |
| 4 | Inclusion of benefits for indirect RJ (RR 0.37 vs. direct RJ) | – | £14.37 | £26.21 |
| 5 | Cost of delivering RJ total (+100%) | £7.19 | £14.37 | – |
| 6 | Costs of delivering a direct RJ intervention (+/− 50%) | £11.64 | £14.37 | £18.78 |
| 7 | No cost for the assessment stage (assume that it includes a restorative conversation, which displaces victims support) | – | £14.37 | £18.59 |
| 8 | Cost of reoffending (+/−10%) | £12.94 | £14.37 | £15.81 |
| 9 | Reoffending rate (+/− 10%) | £12.94 | £14.37 | £15.81 |
| 10 | Rate of attrition (+/−10%) | £12.91 | £14.37 | £15.72 |
| 11 | Inclusion of direct benefits for victims (20%) | – | £14.37 | £14.58 |
| A1 | Reduction in reoffending for 2 years | – | £14.37 | £29.02 |
| A2 | Reduction in reoffending for 3 years | – | £14.37 | £42.88 |
| A3 | Reduction in reoffending for 4 years | – | £14.37 | £57.27 |