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Table 3 Showing the sites of lymph node groups involvement in CT versus PET-CT

From: The added value of18F-FDG PET/CT in staging non-small cell lung cancer

 

CT

PET

P. diff.

P. agree.

Kappa

No.

%

No.

%

Ipsilateral hilar

Positive

11

27.5

23

57.5

0.007

0.001

0.438 (0.218 to 0.658)

Negative

29

72.5

17

42.5

Ipsilateral mediastinal

Positive

23

57.5

28

70.0

0.245

0.006

0.415 (0.135 to 0.695)

Negative

17

42.5

12

30.0

Subcarinal

Positive

5

12.5

15

37.5

0.010

0.902

0.015 (− 0.232 to 0.262)

Negative

35

87.5

25

62.5

Contralateral hilar

Positive

2

5.0

7

17.5

0.077

0.002

0.398 (0.00334 to 0.792)

Negative

38

95.0

33

82.5

Contralateral mediastinal

Positive

4

10.0

7

17.5

0.330

0.000

0.688 (0.364 to 1.000)

Negative

36

90.0

33

82.5

Supraclavicular

Positive

3

7.5

5

12.5

0.456

0.003

0.448 (0.000459 to 0.896)

Negative

37

92.5

35

87.5