Table 1.
Participant characteristics (n=587)
| Age (years) | Mean (SD) | 64 (12.3) |
| Range | 26–94 | |
| Gender | Women | 426 (72.6%) |
| Men | 161 (27.4%) | |
| Ethnicity | Black Caribbean | 570 (97.1%) |
| Carib | 17 (2.9%) | |
| Years lived with diabetes* | Mean (SD) | 12 (8.8) |
| Range | 0–49 | |
| Methods of diabetes control | Diet and exercise only | 5 (0.9%) |
| Tablet medication | 517 (88.1%) | |
| Insulin | 100 (17.0%) | |
| Insulin and tablet | 54 (9.2%) | |
| Type of diabetes | Type 1 | 6 (1.0%) |
| Type 2 | 581 (99.0%) | |
| Field grader DR grading | RDR | 267 (45.4%) |
| VTDR | 111 (18.9%) | |
| One eye ungradable | 20 (3.4%) | |
| Both eyes ungradable | 52 (8.8%) |
*n=549, some missing data for years lived with diabetes.
DR, diabetic retinopathy; RDR, referable diabetic retinopathy; VTDR, vision-threatening diabetic retinopathy.