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Table 1 Movement characteristics of liver organs and lung tumors

From: Online prediction for respiratory movement compensation: a patient-specific gating control for MRI-guided radiotherapy

 

SI (mm)

AP (mm)

LR (mm)

3D motion (mm)

Period (s)

Liver organ

21.3 (5.6–40.1)

7.9 (3.2–13.1)

9.3 (4.3–15.9)

25.5 (14.5–43.2)

4.6 (2.9–7.4)

Lung tumor

16.2 (3.1–25.2)

4.2 (2.8–5.9)

2.8 (0.9–4.5)

17.2 (5.1–25.5)

3.4 (2.4–5.4)

  1. Mean amplitude of motion and (min–max) range in millimeters, and mean respiratory cycle and (min–max) range in seconds
  2. SI superior Inferior, LR left right, AP anterior posterior