Table 3 The scoring system used to establish participants’ knowledge of glaucoma and its management. Source: [9]
Number | Question | Scored 0 | Scored 1 | Scored 2 | Scored 3 | Max score |
|---|---|---|---|---|---|---|
1 | Can you tell me what you think glaucoma is? | Don’t know/ incorrect answer | Build up of pressure, raised/high pressure, nerve damage, loss of vision | Optic nerve damage, irreversible vision loss, chronic disease, slowly progressive (in own words) | NA | 2 |
2 | Can you tell me which part of the eye can become damaged with glaucoma? | Don’t know/ incorrect answer | Back of the eye | Retina | Optic nerve | 3 |
3 | Can you tell me what effect glaucoma has on vision if left untreated? | Don’t know/ incorrect answer | You go blind/you gradually go blind/ you lose vision | You get tunnel vision | NA | 2 |
4 | Can you tell me what part of vision glaucoma affects the most? | Don’t know/ incorrect answer | Visual field/field of vision/side vision | NA | NA | 1 |
5 | Is glaucoma hereditary/does glaucoma run in families? | No/don’t know | Yes | NA | NA | 1 |
6 | Do you know what investigations/tests will be carried out regularly at future clinic appointments to monitor changes in your eyes? | Don’t know/ incorrect answer | Either IOP measurement, visual field test or optic nerve examination (in own words) | Any two of the tests (in own words) | All three tests (in own words) | 3 |
7 | Do you know the name(s) of the drop(s) that has/have been prescribed for you? | Don’t know/ incorrect answer | Yes (client named the drops) | NA | NA | 1 |
8 | Do you know what the drops do? | Don’t know/ incorrect answer | Lower/reduce/control eye pressure | NA | NA | 1 |
9 | Do you know when you will need to collect your next prescription? | Don’t know/ incorrect answer | 1 month/28 days | NA | NA | 1 |
10 | After opening a bottle of drops do you know how long you can use them before they reach their expiry date? | Don’t know/ incorrect answer | 1 month/28 days | NA | NA | 1 |
11 | Do you know how long you will have to use drops for? | Don’t know/incorrect answer | For life/forever | NA | NA | 1 |