Table 1 Characteristics of the dataset.
Parameter | All patients | Training set | Validation set | Test set |
|---|---|---|---|---|
No. of paired chest radiographs and clinical parameters | 6798 | 4885 | 540 | 1373 |
No. of patients | 6125 | 4396 | 472 | 1257 |
No. of male patients | 3382 (55%) | 2414 (55%) | 264 (56%) | 704 (56%) |
Age (years) (range) | 18—91 | 18—91 | 19—91 | 18—91 |
Mean age ± SD [Median] (years) | 64 ± 16 [65] | 64 ± 16 [65] | 64 ± 16 [65] | 64 ± 16 [65] |
No. of deaths during hospital stay | 1002 (16%) | 717 (16%) | 76 (16%) | 209 (17%) |
