Table 1.
Baseline demographics of normal training-set and validation set, and test-sets with various conditions: normal, hypertension, diabetes, and smoking.
| Sex | Number of subjects | Fundus photo image, N (%) | Age, mean (SD, range) | |
|---|---|---|---|---|
| Normal | ||||
| Training-set | All | 84,526 | 216,866 | 46.70 (16.67, 0-105) |
| Male | 44,714 (52.90%) | 119,442 (55.08%) | 46.68 (14.80, 0-105) | |
| Female | 39,812 (47.10%) | 97,424 (44.92%) | 46.73 (18.70, 1-98) | |
| Validation-set | All | 2,397 | 2,436 | 46.63 (15.86, 1-92) |
| Male | 1,341 (55.94%) | 1,372 (56.32%) | 46.46 (15.18, 2-87) | |
| Female | 1,056 (44.06%) | 1,064 (43.68%) | 46.84 (16.69, 1-92) | |
| Test-set | All | 20,823 | 24,366 | 46.64 (15.83, 0-95) |
| Male | 11,327 (54.40%) | 13,427 (55.11%) | 46.69 (14.90, 1-92) | |
| Female | 9,496 (45.60%) | 10,939 (44.89%) | 46.57 (16.91, 0-95) | |
| Hypertension test-set | All | 12,168 | 40,659 | 56.71 (9.66, 20-90) |
| Male | 7,762 (63.79%) | 27,389 (77.36%) | 55.19 (9.65, 22-90) | |
| Female | 4,406 (36.21%) | 13,270 (32.64%) | 59.83 (8.90, 20-86) | |
| Diabetes test-set | All | 4,545 | 14,189 | 56.56 (9.75, 19-90) |
| Male | 3,191 (70.21%) | 10,509 (74.06%) | 55.49 (9.40, 19-90) | |
| Female | 1,354 (29.79%) | 36,80 (25.94%) | 59.63 (10.06, 23-86) | |
| Smoking test-set | All | 30,990 | 113,510 | 49.35 (10.05, 18-86) |
| Male | 28,305 (91.34%) | 106,116 (93.49%) | 49.69 (9.92, 18-86) | |
| Female | 2,685 (8.66%) | 7,394 (6.51%) | 44.39 (10.64, 18-82) | |
Data are expressed by means and standard deviations.