Reasons for face-to-face referrals stratified by disease and diabetic retinopathy grading
| DR grade | Referrals to face to face | Urgent (detection of treatable disease) | Image quality | Not suitable for virtual | Regular (eg, cataract) | Booking error | Patient request | Glaucoma suspect |
| R0M0 | 31 | 1 (3.0%) | 19 (57.6%) | 3 (9.1%) | 8 (24.2%) | |||
| R1M0 | 70 | 2 (2.8%) | 45 (63.4%) | 8 (11.3%) | 12 (16.9%) | 1 (1.4%) | 1 (1.4%) | 1 (1.4%) |
| R1M1 | 66 | 19 (28.4%) | 12 (17.9%) | 11 (16.4%) | 22 (32.8$) | 1 (1.5%) | 1 (1.5%) | |
| R2M0 | 14 | 1 (7.1%) | 4 (28.6%) | 4 (28.6%) | 5 (35.7%) | |||
| R2M1 | 36 | 14 (37.8%) | 6 (16.2%) | 9 (24.3%) | 6 (16.2%) | 1 (2.7%) | ||
| R3M0 | 33 | 1 (3.0%) | 11 (33.3%) | 13 (39.4%) | 6 (18.2%) | 1 (3.0%) | 1 (3.0%) | |
| R3M1 | 34 | 3 (8.8%) | 14 (41.2%) | 9 (26.5%) | 7 (20.6%) | 1 (2.9%) | ||
| AMD | 22 | 11 (50%) | 5 (22.7%) | 5 (22.7%) | 1 (4.5%) | |||
| RVO | 17 | 13 (72.2%) | 1 (5.6%) | 2 (11.2%) | 1 (5.6%) | |||
| CSR | 3 | 1 (33.5) | 2 (66.7%) | |||||
| Total | 326 | 66 (20.2%) | 112 (34.7%) | 66 (20.2%) | 72 (22.1%) | 5 (1.5%) | 4 (1.2%) | 1 (0.3%) |
AMD, age-related macular degeneration; CSR, central serous retinopathy; DR, diabetic retinopathy; RVO, retinal vein occlusion.