Table 3.
Cost effectiveness ratios and sensitivity analysis: incremental cost of exercise programme per fall event prevented in exercise centres compared with control centres
| Cost scenario | $NZ |
|---|---|
| Cost per fall prevented: | |
| Total cost of programme | 1519 |
| 125th centile total cost of programme | 1899 |
| 75th centile total cost of programme | 1139 |
| Training, supervision in same centre | 1426 |
| 125th centile cost of home visits | 1757 |
| × 4 ankle cuff weights | 1856 |
| No extra overhead costs | 1247 |
| Adjusted cost per fall prevented*: | |
| Total cost of programme | 1734 |
| 125th centile total cost of programme | 2167 |
| 75th centile total cost of programme | 1300 |
| Training, supervision in same centre | 1627 |
| 125th centile cost of home visits | 2005 |
| × 4 ankle cuff weights | 2117 |
| No extra overhead costs | 1423 |
| Cost per injurious fall prevented: | |
| Total cost of programme | 3404 |
| 125th centile total cost of programme | 4255 |
| 75th centile total cost of programme | 2553 |
| Training, supervision in same centre | 3196 |
| 125th centile cost of home visits | 3937 |
| × 4 ankle cuff weights | 4158 |
| No extra overhead costs | 2794 |
| Adjusted cost per injurious fall prevented*: | |
| Total cost of programme | 3846 |
| 125th centile total cost of programme | 4808 |
| 75th centile total cost of programme | 2885 |
| Training, supervision in same centre | 3611 |
| 125th centile cost of home visits | 4448 |
| × 4 ankle cuff weights | 4698 |
| No extra overhead costs | 3157 |
Average exchange rate in 1998, $NZ1.00=32p.
*
Calculated using fall events per 100 person years to adjust for variable follow up times for individuals in trial.