Table 1.
Main unit costs used in cost effectiveness analysis and sources of information
| Item | Unit cost (1997 values) | Source |
|---|---|---|
| Specialist clinic visit in UK prospective diabetes study | £67.30 | Participating centres in UK prospective diabetes study |
| Drugs | Cost per item | British National Formulary 1997 |
| “Standard practice” annual visits: | See text for details | |
| Less tight control of blood pressure: | ||
| Diabetes control with diet and tablets | £69.74 | |
| Diabetes control with insulin | £157.79 | |
| Tight control of blood pressure: | ||
| Diabetes control with diet and tablets | £149.39 | |
| Diabetes control with insulin | £233.44 | |
| Inpatient day, by specialty: | Department of Health TFR2A costing returns 1996-7. Mean for English NHS trusts (n⩽240) | |
| General surgery | £271 | |
| Ophthalmology | £689 | |
| Ear, nose, and throat | £511 | |
| Cardiothoracic surgery | £464 | |
| Haemodialysis | £24 160 | Average for 10 trusts |
| Peritoneal dialysis | £18 140 | Average for 11 trusts |
| Retinal photocoagulation | £655 | Diabetes control and complications trial6* |
| Other outpatient attendances | £52.37 | Department of Health TFR2A costing returns 1996-7. Mean for all English NHS trusts |
| General practitioner: | Netten and Dennett7 | |
| Surgery | £10 | |
| Clinic | £15 | |
| Home visit | £30 | |
| Diabetes specialist nurse | £22 | Netten and Dennett7 |
| Practice nurse (surgery) | £6 | Netten and Dennett7 |
*
Converted to £s (1997 values) by purchasing power parity.