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Table 2 Relation between positivity of 18FDG-PET/CT and age, sex, DTC staging and outcome

From: Additive value of 18FDG-PET/CT to positive 131I whole body scan in recurrent differentiated thyroid cancer patients with potential influence on treatment strategy: single Egyptian center experience

Variable

Total

18FDG-PET/CT

χ2

P

+ve

−ve

N

%

N

%

Age

       

 < 55

6

0

0

6

100

30.5

0.000

 ≥ 55

37

35

94.5

2

5.5

Sex

       

 F

34

31

91.1

3

8.9

10.2

0.001

 M

9

4

44.4

5

55.6

Staging at diagnosis

       

 I

 II

 III

 IV

3

3

4

33

0

0

3

32

0

0

75

97

3

3

1

1

100

100

25

3

31.64

 < 0.001**

Outcome

       

 Regressive course

10

3

30

7

70

22.7

0.000

 Progressive course

33

32

96.9

1

3.1

  1. χ2: Chi square test
  2. **Highly significant (P < 0.01)