| Intervention | Item | Unit cost | Units per year | Annual cost |
|---|---|---|---|---|
| Dexcom G4 | Receiver | £1750 | 1/5 | £374a |
| Sensors | £250/4 | 52 | £3,250 | |
| Transmitters | £275 | 2 | £550 | |
| Calibration | £0.29 | 2*365b | £212 | |
| Total | £4,392 | |||
| Abbott Freestyle | Receiver | £950 | 1/5 | £203a |
| Sensors | £288/6 | 60 | £2,880 | |
| Transmitters | Nac | 0 | 0 | |
| Calibration | £0.29 | 1*365d | £106 | |
| Total | £3,189 | |||
| Medtronic RT Guardian | Receiver | £1,059e | 1/5 | £227a |
| Sensors | £420/10 | 60 | £2,520 | |
| Transmitters | £490f | 1f | £490 | |
| Calibration | £0.29 | 2*365b | £212 | |
| Total | £2,965 | |||
| Total average cost (first year) | £3,511 | |||
| Total average cost (second year and after) | £3,674 | |||
Annual cost estimated assuming a five year life span and a discount (dis) of 3.5% using the formula: purchase cost/(1-1/(1+dis)^(life span -1))/dis)
Assuming SMBG for calibration is performed twice a day
Rechargeable
On average calibration is performed once per day
Total initial cost of £1,599 included also the cost of sensors, which has been subtracted by the initial cost.
Except for the first year
From: 8, Blood glucose control
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