Division of Barrett's patients into minimal, low and high risk groups
| Patients | QB required before | Old cost of histology | QB required after | New cost of histology | Cost saving | Mean cost saving per annum | |
|---|---|---|---|---|---|---|---|
| Minimal risk—for discharge | 45 | 225 | £14 625 | 0 | £0 | £14 625 | £1462 |
| Minimal risk—potential discharge | 46 | 230 | £14 950 | 46 | £2990 | £11 960 | £1196 |
| Low risk | 109 | 545 | £35 425 | 218 | £14 170 | £21 255 | £2125 |
| High risk | 203 | 3025 | £196 625 | 1815 | £117 975 | £78 650 | £7865 |
| All risk | 403 | 4025 | £261 625 | 2079 | £135 135 | £126 490 | £12 649 |
Calculation of histology cost saving over the next 10 years (and per annum) from difference in projected new and old cost of surveillance. QB, quadrant biopsies.