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Table 3 Reduction of tumor movement

From: Stereotactic body radiotherapy for stage I lung cancer and small lung metastasis: evaluation of an immobilization system for suppression of respiratory tumor movement and preliminary results

  Craniocaudal direction Right-to-left direction
  B – C† B – D† C – D† B – C† B – D† C – D†
≤ - 3 mm 2 2 4 0 0 0
- 2 ≤, ≤ 2 mm 38 38 47 51 49 55
≥ 3 mm 15 15 4 4 6 0
p* 0.0006 0.0001 0.50 0.0009 0.0003 0.15
  1. p*: Paired t-test for mean values of tumor movement.
  2. X – Y†: Amplitude of tumor movement in condition X minus that in condition Y.