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Patient level sensitivity and specificity of all three graders as derived using a standard 2 × 2 matrix and Wilson confidence intervals.
| Grader diagnosis | RWDR | No RWDR | Sensitivity (95% CI) | Specificity (95% CI) |
|---|---|---|---|---|
| Grader 1 | ||||
| RWDR | 52 | 8 |
96.3 (86.2, 99.4) |
42.9 (18.8, 70.4) |
| No RWDR | 2 | 6 | ||
| Grader 2 | ||||
| RWDR | 49 | 7 |
92.5 (80.9, 97.6) |
50.0 (24.0, 76.0) |
| No RWDR | 4 | 7 | ||
| EyeArt system | ||||
| RWDR | 47 | 3 |
87.0 (74.5, 94.2) |
78.6 (44.8, 94.3) |
| No RWDR | 7 | 11 | ||
