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Variations used to generate different patient anatomies and to axially shift projections. The combination of a large thorax and off-centre projection results in the worst truncation scenario
| Thorax size (cm) | Heart dimension (cm) | Axial heart shift (cm) | |
|---|---|---|---|
| Variation 1 (normal) | 36 (mean) | 9.1 (mean) | 0 |
| Variation 2 (large) | 42 (mean+2SD) | 10.7 (mean+2SD) | 1.9 (mean+2SD) |
