Table 1 Demographics of study participants.
Healthy controls (n = 5) | No DR (n = 5) | Mild DR (n = 5) | Mod-severe DR (n = 5) | |
|---|---|---|---|---|
Number of eyes | 7 | 7 | 8 | 7 |
Age (range) | 53.8 (26–78) | 65.2 (56–73) | 61.6 (56–69) | 62.3 (52–68) |
Sex (M:F) | 2:3 | 2:3 | 4:1 | 2:3 |
Diabetes duration in years (range) | N/A | 9.4 (5–19) | 14.3 (1–50) | 18.7 (10–32) |
Hemoglobin A1c (range) | N/A | 7.8 (5.1–13) | 6.6 (6.0–7.2) | 7.1 (6.1–7.8) |
Insulin use | N/A | 1 | 1 | 1 |