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Egyptian Journal of Radiology and Nuclear Medicine

Table 1 Diagnostic performance of DWI, ADC, SUV ratio and functional imaging

From: The role of functional imaging; DWI, ADC and 18F-FDG PET/CT in the evaluation of HCC treatment response after transarterial chemoembolization

 

DWI

ADC*

PET

SUV ratio+

Viable

23

24

24

25

Non-viable

12

11

11

10

TP

21

22

22

24

TN

6

6

6

7

FP

2

2

2

1

FN

6

5

5

3

Sensitivity

77.8%

81.5%

81.5%

88.9%

Specificity

75%

75%

75%

87.5%

Accuracy

77.1%

80%

80%

88.6

  1. TP true positive, TN true negative, FP false positive, FN false negative
  2. *ADC cut off value (1.32 × 10−3 mm2/s)
  3. +SUV ratio (Tumor SUVmax/liver SUVmean cut off value = 1.09)
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