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Table 2 Dose comparisons among plans generated from IMRT with FB, T-DIBH and A-DIBH

From: Abdominal DIBH reduces the cardiac dose even further: a prospective analysis

  IMRT plans P value
Parameters FB_IMRT T-DIBH_IMRT A-DIBH_IMRT FB vs. T FB vs. A T vs. A
PTV
 Mean (Gy) 49.43±0.33 49.37±0.47 49.33±0.49 N.S. N.S. N.S.
 D2% (Gy) 51.46±0.61 51.29±0.61 51.16±0.57 N.S. N.S. N.S.
 V105% (%) 0.37±0.56 0.36±0.97 0.14±0.43 N.S. N.S. N.S.
 HI (%) 10.26±1.69 9.83±1.53 9.32±1.34 N.S. N.S. N.S.
Heart
 Mean (Gy) 1.96±2.25 1.37±0.44 1.18±0.26 *** *** ***
 D2% (Gy) 14.67±5.29 7.62±5.29 5.61±3.03 *** *** ***
 V5 (%) 6.58±3.25 2.83±2.54 1.80±1.46 *** *** ***
 V10 (%) 4.01±2.32 1.32±1.60 0.68±0.84 *** *** ***
 V20 (%) 0.59±0.49 0.16±0.29 0.05±0.11 *** *** ***
 V30 (%) 0.07±0.09 0.01±0.04 0.00±0.00 ** ** N.S.
LADCA
 Mean (Gy) 16.10±7.45 8.60±6.60 7.35±5.42 *** *** **
 D2% (Gy) 25.07±11.02 14.24±9.43 13.11±9.51 *** *** *
 V5 (%) 83.67±28.38 49.75±39.71 43.99±38.93 *** *** **
 V10 (%) 68.36±35.95 30.44±38.59 25.66±32.84 *** *** *
 V20 (%) 36.27±31.19 10.77±23.47 5.69±14.18 *** *** *
 V30 (%) 6.66±15.42 0.76±2.89 1.00±4.07 ** ** N.S.
Left lung
 Mean (Gy) 5.90±2.24 5.65±1.58 5.62±1.05 N.S. N.S. N.S.
 D2% (Gy) 37.46±5.31 39.12±2.67 38.34±2.93 N.S. N.S. N.S.
 V5 (%) 22.84±7.01 23.53±4.48 22.82±3.79 N.S. N.S. N.S.
 V10 (%) 15.95±6.21 15.40±3.67 14.49±3.21 N.S. N.S. *
 V20 (%) 11.12±5.55 10.67±3.39 9.83±3.01 N.S. N.S. *
 V30 (%) 6.52±4.59 6.6±2.90 5.97±2.60 N.S. N.S. N.S.
  1. Note: * <0.05, ** <0.01,*** <0.001, N.S.: not significant