Table 1.
CARe Participants with T2D and DR Grading by Cohort and Ethnicity
| Cohort/Population | Eyes Photographed per Participant (n) | Fields Photographed per Eye (n) | Size of Each Field Photographed (deg) | Participants with T2D, DR Grading and IBC Chip Genotyping (n) | Participants with ETDRS Grade <14 (n) | Participants with ETDRS Grade ≥14(n) | Participants with ETDRS Grade ≥30 (n) |
|---|---|---|---|---|---|---|---|
| ARIC | |||||||
| EA | One | One | 45 | 885 | 732 | 153 | 91 |
| AfrA | 439 | 315 | 124 | 95 | |||
| CHS | |||||||
| EA | One | One | 45 | 193 | 160 | 33 | 20 |
| AfrA | 54 | 35 | 19 | 15 | |||
| JHS | |||||||
| AfrA | Two | Seven | 30 | 55 | 26 | 29 | 22 |
| MESA | |||||||
| EA | Two | Two | 45 | 176 | 140 | 36 | 11 |
| AfrA | 275 | 176 | 99 | 57 | |||
| AsA | 79 | 54 | 25 | 14 | |||
| HA | 231 | 151 | 80 | 46 | |||
| All | |||||||
| EA | 1254 | 1032 | 222 | 122 | |||
| AfrA | 823 | 552 | 271 | 189 | |||
| AsA | 79 | 54 | 25 | 14 | |||
| HA | 231 | 151 | 80 | 46 |
EA, European American; AfrA, African American; AsA, Asian American; HA, Hispanic American.