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The difference in distance between fiducials measured on the CT vs the indicated MRI system, averaged over the three independent imaging sessions. For the MR‐LINAC system, images are from the gantry 0° position only.
| A‐B Difference (mm) | B‐C Difference (mm) | A‐C Difference (mm) | |
|---|---|---|---|
| Siemens 3.0 T | ‐0.8 ± 0.3 | ‐0.3 ± 0.3 | ‐1.0 ± 1.0 |
| Philips 1.5 T | ‐0.1 ± 0.5 | ‐0.3 ± 0.4 | ‐0.2 ± 0.8 |
| ViewRay MR‐LINAC (Gantry 0°) | ‐0.2 ± 0.2 | ‐1.4 ± 0.4 | ‐1.9 ± 0.2 |
