Management of the patients based on the optometrists’ provisional diagnosis, categorised by the International Classification of Diseases codes by WHO
| Optometrists’ provisional diagnosis | Patients retained in the community*, n (%) | Patients referred to HES , n (%) |
| Eyelid, lacrimal system, orbit | 335 (81.3) | 60 (14.6) |
| Diseases of the conjunctiva | 357 (87.5) | 19 (4.7) |
| Disorders of the cornea and sclera | 443 (82.6) | 74 (13.8) |
| Disorders of the iris and ciliary body | 1 (3.4) | 27 (93.1) |
| Disorders of the lens | 23 (60.0) | 18 (40.0) |
| Disorders of choroid and retina | 6 (6.3) | 87 (90.6) |
| Glaucoma | 4 (10.5) | 33 (86.8) |
| Disorders of vitreous body and globe | 117 (82.4) | 25 (17.6) |
| Disorders of optic nerve and visual pathway | 0 (0.0) | 6 (100.0) |
| Disorders of ocular muscles, binocular movement, accommodation and refraction | 55 (87.3) | 7 (11.1) |
| Visual disturbances | 35 (60.3) | 14 (24.1) |
Patients referred to the general practitioner are not shown in this table. For a total of 285 patients, no WHO disease code was applicable to the diagnosis.
* Patients managed in optometric practice or discharged without a pathology.