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Table 3 Differences of dose-volume parameters for the pericardium after specific 3DCT image reconstruction and after accumulation

From: Comparison of the dose on specific 3DCT images and the accumulated dose for cardiac structures in esophageal tumors radiotherapy: whether specific 3DCT images can be used for dose assessment?

 V5V10V20V30V40
Accumulation68.37 ± 6.7656.85 ± 7.7949.16 ± 7.7542.40 ± 7.6710.86 ± 5.58
MIP69.34 ± 5.5757.42 ± 5.0050.72 ± 4.7845.11 ± 4.6914.16 ± 6.24
AIP69.74 ± 5.7257.85 ± 5.2751.18 ± 5.0445.57 ± 4.9313.98 ± 6.44
Min-IP70.73 ± 5.9358.77 ± 5.7552.04 ± 5.5646.43 ± 5.4513.82 ± 6.75
Δ(MIP vs. Accumulation)1.69 ± 1.012.91 ± 2.223.37 ± 2.343.91 ± 2.393.31 ± 1.44
Δ(AIP vs. Accumulation)1.77 ± 0.872.76 ± 2.103.38 ± 2.073.95 ± 2.263.12 ± 1.37
Δ(Min-IP vs. Accumulation)2.48 ± 1.383.23 ± 2.073.86 ± 2.144.51 ± 2.422.96 ± 1.56
p (MIP vs. Accumulation)0.3490.3480.1520.0410.012
p (AIP vs. Accumulation)0.4320.2050.0820.0180.015
p (Min-IP vs. Accumulation)0.5450.1330.0510.0120.021