Cost of DBST (excluding staff time and VAT)
| DBST | Venous blood test | |
|---|---|---|
| Cost per test (£) | 8.15 | 2.75 |
| Number tests | 1123 | 19600 |
| Number positive tests | 307 | 506 |
| Prevalence (%) | 27.3 | 2.6 |
| Total costs of tests over study period (£) | 9152.45 | 53900 |
| Cost per positive test (£) | 29.81 | 106.52 |
DBST, dry blood spot testing.