Health Beliefs Questionnaire: scoresa for summary statements for visually impaired and control groups
| Item | median (mean) | median (mean) | Visually impaired, Z | Control, P-value |
|---|---|---|---|---|
| Likely to become ill as a result of not taking medication as prescribed (perceived susceptibility) | 5 (5.1) | 5 (4.9) | 0.464 | 0.64 |
| Perceived serious illness resulting from not taking medication (perceived severity) | 5 (5.0) | 5 (4.9) | 0.101 | 0.92 |
| Worry when I don’t take medication as prescribed (fear/anxiety) | 5 (4.4) | 3 (3.4) | 3.778 | <0.001 |
| Taking medication as prescribed prevents illness (perceived benefit) | 5 (5.4) | 5 (5.1) | 1.516 | 0.13 |
| Taking medication as prescribed is not a real burden (perceived barrier) | 7 (6.3) | 7 (6.2) | 0.956 | 0.34 |
| Confident in my ability to take medication as prescribed (self-efficacy) | 7 (6.9) | 7 (7.0) | 2.737 | 0.006 |
| Important to take care of own health (health motivation) | 7 (6.9) | 7 (6.9) | 0.463 | 0.64 |
| Most people who are important to me think it is necessary for me to take medications as prescribed (subjective norm) | 7 (6.9) | 7 (7.0) | 2.384 | 0.017 |
| It is possible for me to take my medications as prescribed (perceived behavioural control) | 7 (6.8) | 7 (6. 9) | 2.052 | 0.04 |
↵a Possible scores range from 1 to 7; 7 indicates full agreement with statement; 1 indicates strong disagreement with statement.