Skip to main content

Table 2 Overview of the intra-fraction variability and stability of BHs performed with the ABC system

From: Evaluation of a 3D surface imaging system for deep inspiration breath-hold patient positioning and intra-fraction monitoring

  LR (mm) CC (mm) AP (mm) Average
Average (± 1SD)
 BH deviation with planning CT 0.2 (± 3.1) −1.0 (± 2.6) −1.2 (± 2.9) −0.7 (± 2.9)
 Variability 2.2 (± 1.4) 2.8 (± 1.5) 2.3 (± 1.3) 2.4 (± 1.4)
 Stability −1.0 (± 1.3) 2.1 (± 2.5) 1.5 (± 2.8) 0.9 (± 2.2)
Maximum
 Variability 7.5 12.4 6.4  
 Stability −5.8 9.6 11.7  
  1. BH Breath-hold, LR Left-right, CC Cranial-caudal, AP Anterior-posterior