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Table 2 Pooled analyses of DWI and PET/CT for the evaluation of pulmonary lesions in including studies respectively

From: Diagnostic performance of diffusion-weighted imaging versus 18F-FDG PET/CT in differentiating pulmonary lesions: an updated meta-analysis of comparative studies

References

DWI

PET/CT

Magnetic strength

Parameter (cut off value)

TP

FP

FN

TN

Parameter (cut off value)

TP

FP

FN

TN

Ohno et al. [18]

3.0T

ADC

(1.23 × 10−3 mm2/s)

33

14

16

25

SUVmax (2.78)

24

3

25

36

Nomori et al. [19]

1.5T

SI-CR (0.45)

57

2

9

19

SUV-CR (2.65)

47

4

19

17

Ohba et al. [24]

3.0T

ADC

(1.85 × 10−3 mm2/s)

52

1

6

17

SUV-CR (1.7)

51

1

7

17

1.5T

ADC

(1.1 × 10−3 mm2/s)

53

1

5

17

Mori et al. [25]

1.5T

ADC

(1.1 × 10−3 mm2/s)

74

1

32

33

SUV-CR (0.37)

76

7

30

27

Ohba et al. [8]

1.5T

ADC

(1.2 × 10−3 mm2/s)

70

1

26

27

SUV-CR (0.31)

69

5

27

23

Zhang et al. [26]

3.0T

ADC

(0.99 × 10−3 mm2/s)

72

3

5

33

SUVmax (6.5)

64

12

13

24

Katsuo et al. [22]

1.5T

ADC

(1.44 × 10−3 mm2/s)

128

10

32

19

SUVmax (3.43)

112

10

48

19

Kang et al. [21]

1.5T

ADC (-)

18

2

1

5

SUVmax (-)

19

3

0

4

Liu et al. [23]

3.0T

ADC

(1.05 × 10−3 mm2/s)

17

0

9

10

SUVmax (5.5)

25

3

1

7

Selcuk et al. [20]

1.5T

ADC

(1.14 × 10−3 mm2/s)

39

1

1

35

SUVmax (3.75)

38

3

2

33

  1. TP True-positive, FP False-positive, FN False-negative, TN True-negative, ADC Apparent diffusion coefficient, SUVmax The maximum standard uptake value, SI-CR Apparent diffusion coefficient and the contrast ratio between the lesions and spinal cord of signal intensity, SUV-CR The maximum standard uptake value and the contrast ratio between the lesions and contralateral lung of standard uptake value