Table 1.
Main parameters of the three datasets used in this work
| Dataset 1 | Dataset 2 | Dataset 3 | Dataset 4 | |
|---|---|---|---|---|
| Institution | Our institution | Our institution | Our institution | Duke dataset |
| Acquisition time range | September 2013–October 2015 | September 2020–October 2022 | June 2018–October 2022 | January 2000–March 2014 |
| Magnetic field strength [T] | 3.0 | 1.5 | 3.0 | 3.0 |
| Manufacturer and model | Siemens, Magnetom Skyra | Siemens, Sola | Siemens, Magnetom Skyra | Siemens, Magnetom Skyra |
| Resolution [px × px] | 448 × 448 | 384 × 384 | 448 × 448 | 448 × 448 |
| TR [ms] | 4.40–4.64 | 4.98 | 4.40–4.48 | 3.77 |
| TE [ms] | 1.56–1.78 | 2.39 | 1.62–1.70 | 1.44 |
| Flip angle [°] | 10 | 10 | 10 | 10 |
| FGT model: patients (cases)/volumes/slices | 29/29/3048 | 4/4/436 | 71/76/9088 | 3/3/672 |
| BPE model: patients (cases)/volumes/slices | 82/169/17420 | 4/4/1744 | 71/76/9088 | 3/6/1344 |
| Patients’ age mean ± std [years] | 47.3 ± 11.6 | 40.3 ± 19.4 | 48.8 ± 12.6 | 52.6 ± 6.6 |
| Use in the study | Patient stratified train/valid/test split |
Test set Volumetric analysis |
Volumetric analysis | Test set |