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Table 4 Comparison of heart volume or MHD between the three images (cm3 or cm, Mean ± SD)

From: Changes in cardiac volume determined with repeated enhanced 4DCT during chemoradiotherapy for esophageal cancer

parameter MIP-3DCT MIP-EE EE-3DCT
volume MHD volume MHD volume MHD
3DCT 680.96 ± 133.75 10.88 ± 0.71 680.96 ± 133.75 10.88 ± 0.71
EE 685.02 ± 125.28 10.91 ± 0.66 685.02 ± 125.28 10.91 ± 0.66
MIP 716.62 ± 123.45 11.07 ± 0.64 716.62 ± 123.45 11.07 ± 0.64
Rate (%) 5.76 ± 4.41 1.71 ± 1.47 4.81 ± 2.45 1.47 ± 0.97 0.91 ± 3.77 0.24 ± 1.33
P < 0.001 < 0.001 < 0.001 < 0.001 0.294 0.313
  1. Abbreviation: EE End expiratory of 4DCT, MIP Maximum intensity projection of 4DCT, MHD Maximum heart distance, MIP-3DCT Comparison between MIP and 3DCT, MIP-EE Comparison between MIP and EE, EE-3DCT Comparison between EE and 3DCT