Table 1.
Demographic statistics of the Second Affiliated Hospital of Zhejiang University (SAHZU) datasets and two external datasets.
| Total | SAHZU | External datasets |
Real-world test | ||||
|---|---|---|---|---|---|---|---|
| APHNU | FAHUSTC | ||||||
| Total no. of UWF images | 36,861 | 26,286 | 3,414 | 4,626 | 2,535 | ||
| Total no. of gradable images (%) | 31,526 (85·53) |
22,700 (86·36) |
2,597 (76·06) |
3,694 (79·85) | 2,535 (100) |
||
| Total no. of right eyes | 16,236 | 11,831 | 1,288 | 1,932 | 1,185 | ||
| Total no. of left eyes | 15,290 | 10,869 | 1,309 | 1,762 | 1,350 | ||
| No. of patients | 24,249 | 17,389 | 1,853 | 3,021 | 1,986 | ||
| Age, mean ± SD | 63 ± 11·71 | 66 ± 13·95 | 61 ± 12·18 | 65 ± 10·92 | 60 ± 12·45 | ||
| No. of women (%) | 13,615 (56·15) |
10,095 (58·05) |
872 (47·06) | 1652 (54·68) | 996 (50·15) | ||
| Training set | Validation set | Test set | Total | ||||
| DR | 3449 | 1150 | 1150 | 5749 | 840 | 1027 | 336 |
| wet-AMD | 864 | 288 | 288 | 1440 | 73 | 215 | 138 |
| CRVO | 484 | 161 | 161 | 806 | 136 | 162 | 104 |
| BRVO | 689 | 229 | 229 | 1147 | 120 | 237 | 186 |
| CSCR | 585 | 195 | 195 | 975 | 49 | 93 | 86 |
| RT | 1286 | 429 | 429 | 2144 | 215 | 241 | 235 |
| EMM | 914 | 305 | 305 | 1524 | 106 | 146 | 132 |
| MH | 434 | 145 | 144 | 723 | 48 | 58 | 58 |
| ODE | 315 | 105 | 105 | 525 | 39 | 61 | 38 |
| OA | 198 | 99 | 99 | 396 | 68 | 76 | 85 |
| Glaucoma | 607 | 202 | 202 | 1011 | 229 | 419 | 234 |
| RD | 2531 | 844 | 843 | 4218 | 364 | 532 | 422 |
| VH | 606 | 202 | 202 | 1010 | 208 | 313 | 251 |
| RMO | 620 | 206 | 206 | 1032 | 102 | 124 | 230 |
| Total | 13582 | 4560 | 4558 | 22700 | 2597 | 3694 | 2535 |
APHNU, the Affiliated People's Hospital of Ningbo University; FAHUSTC, the First Affiliated Hospital of University of Science and Technology of China; DR, diabetic retinopathy; wet-AMD, wet age-related macular degeneration; CRVO, central retinal vein occlusion; BRVO, branch retinal vein occlusion; CSCR, central serous chorioretinopathy; RT, retinal tears; EMM, epimacular membrane; MH, macular Hole; ODE, optic disc edema; OA, optic atrophy; RD, retinal detachment; VH, vitreous hemorrhage; RMO, refractive media opacity.