Unit costs for the base-case analysis
| Resource use (HRG code) | National average unit cost | Source |
| Ophthalmology clinic visit (WF01B) | £106 | 12 |
| Monitoring clinic visit (WF01A) | £80 | 12 |
| PRP laser (OP BZ22B) | £131 | 12 |
| Focal laser (OP BZ22B) | £131 | 12 |
| Optical coherence tomography (OP BZ23Z) | £117 | 12 |
| Vitrectomy surgery (DC BZ22B) | £989 | 12 |
| Annual cost of blindness* | £1483 | 26 |
*Excludes residential (home) care.
HRF, Healthcare Resource Group; PRP, panretinal photocoagulation.