Demographic profile of survey participants
| Q1: Language (n=142) | Proportions |
| English | 95% |
| Spanish | 5% |
| Q2: Age (n=142) | Proportions |
| 20–37 years | 3% |
| 38–55 years | 23% |
| 56–73 years | 46% |
| 74–91 years | 27% |
| 92–109 years | 2% |
| Q3: Gender (n=142) | Proportions |
| Male | 45% |
| Female | 55% |
| Q4: Ethnicity (n=142) | Proportions |
| Caucasian (white) | 51% |
| African American (black) | 25% |
| Latino (Hispanic) | 20% |
| Asian | 4% |
| American Indian | 0% |
| Pacific Islander | 0% |
| Other | 1% |
| Q5: Insurance (n=142) | Proportions |
| Private health insurance policy | 44% |
| Marketplace insurance policy (Obamacare) | 2% |
| Military healthcare (like TRICARE) | 1% |
| Public health insurance policy (Medicare or Medicaid) | 50% |
| No insurance/self-pay | 2% |
| Q6: Condition (n=142) | Proportions |
| Age-related macular degeneration | 31% |
| Diabetic macular oedema and/or diabetic retinopathy | 38% |
| Retinal vein occlusion | 9% |
| Other | 11% |
| Uncertain | 11% |