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Table 3 Means of the ATV, FTV(semi-automated), FTV(manual) and MTV20 to MTV80

From: Concordance of FDG PET/CT metabolic tumour volume versus DW-MRI functional tumour volume with T2-weighted anatomical tumour volume in cervical cancer

  Mean (cm3) Paired difference with mean ATV (cm3) (%) p value
ATV 55.5    
FTV(manual) 44.3 11.2 20.1% 0.001
FTV(semi-automated) 30.5 25.1 45.1% <0.001
PET MTV20 83.3 −27.8 −50.0% <0.001
PET MTV25 69.2 −13.7 −24.7% 0.001
PET MTV 30 58.4 −2.9 −5.2% 0.301
PET MTV35 49.0 6.5 11.8% 0.026
PET MTV40 41.4 14.1 25.3% 0.001
PET MTV45 34.9 20.6 37.1% <0.001
PET MTV50 29.3 26.2 47.2% <0.001
PET MTV55 24.3 31.2 56.2% <0.001
PET MTV60 19.4 36.1 65.0% <0.001
PET MTV65 15.0 40.5 73.0% <0.001
PET MTV70 11.0 44.5 80.2% <0.001
PET MTV75 7.3 48.2 86.9% <0.001
PET MTV80 4.4 51.1 92.1% <0.001
  1. The differences of their means with ATV. The paired difference of mean between ATV and MTV30 was not statistically significant and was the closest to ATV compared with all other FTVs and MTVs (BOLD)