Table 1.
Summary of the test datasets used in our retrospective study
| Detector | Generator | Test dataset | Institution | Country | Radiologist for annotation | Number of patients | Number of abnormal x-rays | Number of normal x-rays | Sex (male/female/unknown) | Age (mean standard deviation) |
|---|---|---|---|---|---|---|---|---|---|---|
| DR | Stationary | VHDR1 | National Lung Hospital | Vietnam | MD1 | 1,278 | 1,013 | 265 | 1,027/251/0 | 34.66 28.80 |
| IHDR2 | Awal Bros Hospital 1 | Indonesia | MD1 | 1,909 | 330 | 1,579 | 813/610/486 | 37.21 24.09 | ||
| SZDR3 | Shenzhen Hospital | China | MD2 | 662 | 336 | 326 | 460/202/0 | 35.57 14.71 | ||
| CR | IHCR1 | Awal Bros Hospital 2 | Indonesia | MD1 | 227 | 58 | 169 | 84/71/72 | 42.68 14.74 | |
| IHCR2 | Awal Bros Hospital 3 | Indonesia | MD1 | 356 | 82 | 274 | 156/200/0 | 40.86 16.45 | ||
| MGCR4 | Montgomery Hospital | USA | MD3 | 138 | 58 | 80 | 63/74/1 | 40.11 18.79 | ||
| Mobile | IHCR3,Mobile | Awal Bros Hospital 4 | Indonesia | MD1 | 204 | 85 | 119 | 129/74/1 | 44.39 13.14 |