Comparison of costs and savings between cohorts.
| Cost item, £ | Control period | Intervention period | Cost difference |
|---|---|---|---|
| Red blood cell units | 70,410.01 | 53,146.61 | 17,263.40 |
| Blood transfusion giving sets | 4,505.19 | 3,400.59 | 1,104.60 |
| Bioscientist time | 3,028.07 | 2,635.11 | 392.96 |
| Nursing time | 4,057.91 | 3,062.97 | 994.94 |
| Physician time | 0.00 | 1,054.72 | -1,054.72 |
| Total | 82,001.18 | 63,300.00 | 18,701.18 |