Table 2.
Diagnostic Information of the Data Sets
| Diagnosis | CMAAI Data Set | Zhongshan Ophthalmic Center Data Set | Xudong Ophthalmic Hospital Data Set |
|---|---|---|---|
| RH group | |||
| Diabetic retinopathy | 855 (35.4) | 34 (36.6) | 48 (41.3) |
| Retinal vein occlusion | 220 (9.1) | 7 (7.5) | 6 (5.2) |
| Wet age-related macular degeneration | 423 (17.5) | 11 (11.8) | 8 (6.9) |
| Eales disease | 62 (2.6) | 5 (5.4) | 3 (2.6) |
| Retinitis with RH | 57 (2.4) | 4 (4.3) | 3 (2.6) |
| Retinal breaks with RH | 21 (0.9) | 2 (2.2) | – |
| Optic neuritis | 46 (1.9) | 2 (2.2) | 3 (2.6) |
| Leukemia | 12 (0.5) | 1 (1.1) | – |
| Hypertension | 55 (2.3) | 3 (3.2) | 4 (3.4) |
| Heart failure | 5 (0.2) | – | – |
| Tuberculosis | 20 (0.9) | 3 (3.2) | – |
| Preeclampsia | 23 (1.0) | 1 (1.1) | – |
| Unknown cause | 257 (10.6) | 4 (4.3) | 19 (16.4) |
| Information missing | 362 (15.0) | 16 (17.2) | 22 (20.0) |
| Total patients in RH group | 2418 (100.0) | 93 (100.0) | 116 (100.0) |
| Non-RH group | |||
| Normal | 2787 (31.2) | 88 (35.8) | 112 (34.0) |
| Retinal detachment | 773 (8.7) | 16 (6.5) | 8 (2.4) |
| Lattice degeneration | 352 (3.9) | 8 (3.3) | 14 (4.3) |
| Glaucoma | 560 (6.3) | 16 (6.5) | 15 (4.6) |
| Retinitis pigmentosa | 49 (0.5) | 3 (1.2) | 5 (1.5) |
| Dry age-related macular degeneration | 323 (3.6) | 8 (3.3) | 16 (4.9) |
| Retinitis without RH | 39 (0.4) | 2 (0.8) | 6 (1.8) |
| Macular hole | 40 (0.4) | 3 (1.2) | 3 (0.9) |
| Macular epiretinal membrane | 33 (0.4) | 5 (2.0) | 2 (0.6) |
| Central serous chorioretinopathy | 29 (0.3) | 3 (1.2) | 5 (1.5) |
| Retinal breaks without RH | 211 (2.4) | 3 (1.2) | 3 (0.9) |
| Othersa | 1327 (14.9) | 38 (15.4) | 51 (15.5) |
| Information missing | 2398 (26.9) | 53 (21.5) | 89 (27.1) |
| Total patients in non-RH group | 8921 (100.0) | 246 (100.0) | 329 (100.0) |
Data are presented as no. of patients (%) unless otherwise indicated.
a
“Others” indicates other fundus conditions of non-RH group, such as retinal pigmentation, optic atrophy, and congenital myelinated nerve fibers.