Interview responses
| Prequestionnaire | Postquestionnaire | P value | |
| What is Glaucoma (mean±SD) | 2.8±1.2 | 3.5±1.1 | 0.004 |
| I don’t know | 4 (20%) | 1 (5%) | |
| A disease | 4 (20%) | 3 (15%) | |
| An eye disease | 5 (25%) | 4 (20%) | |
| An eye disease due to raised eye pressure | 6 (30%) | 10 (50%) | |
| An eye disease of optic nerve damage caused by raised eye pressure | 1 (5%) | 2 (10%) | |
| What are consequences of glaucoma (mean±SD) | 2.2±1.3 | 3.5±1.4 | 0.001 |
| I don’t know | 7 (35%) | 3 (15%) | |
| Blindness | 8 (40%) | 2 (10%) | |
| Preventable blindness | 1 (5%) | 3 (15%) | |
| Visual field loss | 2 (10%) | 6 (30%) | |
| Peripheral visual field loss | 2 (10%) | 6 (30%) | |
| What is the purpose of eye screening (mean±SD) | 2.3±1.1 | 3.2±0.9 | 0.001 |
| I don’t know | 6 (30%) | 0 (0%) | |
| Eye check-up | 6 (30%) | 6 (30%) | |
| Eye check to diagnose disease | 5 (25%) | 4 (20%) | |
| Eye check for early detection of disease | 3 (15%) | 10% (0%) | |
| Eye check for early detection of disease for better outcomes/ less invasive treatment | 0 (0%) | 0 (0%) | |
| When is eye screening recommended (mean±SD) | 2.7±1.2 | 3.2±1.0 | 0.023 |
| I don’t know | 4 (20%) | 1 (5%) | |
| Eye check that is optional/ ad hoc | 5 (25%) | 3 (15%) | |
| Eye check that is regular | 4 (20%) | 8 (40%) | |
| Eye check at age 40 and regular after | 7 (35%) | 7 (35%) | |
| Eye check at age 40 and regular after, when symptomatic, or when have hypertension, diabetes mellitus or family history of eye disease | 0 (0%) | 1 (5%) | |
| What are consequences of peripheral vision loss (mean±SD) | 2.4±0.9 | 3.2±1.2 | 0.012 |
| I don’t know | 4 (20%) | 2 (10%) | |
| Blindness | 6 (30%) | 3 (15%) | |
| Difficulty with some tasks | 8 (40%) | 7 (35%) | |
| Initially undetectable, later difficulty with some tasks | 2 (10%) | 5 (25%) | |
| Initially undetectable, later progressive difficulty with some tasks or loss of independence | 0 (0%) | 3 (15%) |