Table 1.
Number of scans, number of ROIs, and average number of pixels per ROI for each tissue type. AscAorta=ascending aorta, DescAorta=descending aorta, PA=pulmonary artery, PaArtifact=pulmonary artery with artifact, IVC=inferior vena cava, Effusion=pleural effusion, Meso=mesothelioma.
| Tissue type | No. of scans | No. of ROIs | Average No. of pixels per ROI |
|---|---|---|---|
| Heart | 28 | 84 | 6020 |
| AscAorta | 28 | 84 | 713 |
| DescAorta | 28 | 84 | 397 |
| PA | 28 | 84 | 472 |
| PaArtifact | 26 | 78 | 331 |
| IVC | 26 | 76 | 340 |
| Effusion | 10 | 28 | 1205 |
| Meso | 25 | 86 | 664 |
| Muscle | 28 | 84 | 567 |
| Spleen | 28 | 84 | 1559 |
| Liver | 28 | 84 | 2934 |
| Fat | 28 | 84 | 890 |
| Fat Artifact | 28 | 82 | 169 |