Table 1.
Retinopathy: Outcome Classification of the Automated Retinal Image Analysis System Compared with manual classification that was performed by a grader (Manual Grade).
| Manual grade | No. of screening episodes (column%) | No disease (row%) | Disease (row%) |
|---|---|---|---|
| R0 | 4011 (57.46) | 2753 (68.64) | 1258 (31.36) |
| R0 M0 | 4009 (57.43) | 2751 (68.62) | 1258 (31.38) |
| R0 M1 | 2 (0.03) | 2 (100) | 0 (0) |
| R1 | 942 (13.49) | 19 (2.02) | 923 (97.98) |
| R1 M0 | 879 (12.59) | 17 (1.93) | 862 (98.07) |
| R1 M1 | 63 (0.9) | 2 (3.17) | 61 (96.83) |
| R2 | 1224 (17.53) | 5 (0.41) | 1219 (99.59) |
| R2 M0 | 748 (10.71) | 5 (0.67) | 743 (99.33) |
| R2 M1 | 476 (6.82) | 0 (0) | 476 (100) |
| R3S | 421 (6.03) | 0 (0) | 421 (100) |
| R3S M0 | 340 (4.87) | 0 (0) | 340 (100) |
| R3S M1 | 81 (1.16) | 0 (0) | 81 (100) |
| R3A | 383 (5.49) | 0 (0.52) | 381 (99.48) |
| R3A M0 | 180 (2.58) | 2 (1.11) | 178 (98.89) |
| R3A M1 | 203 (2.91) | 0 (0) | 203 (100) |
| Total | 6981 | 2779 | 4202 |