Table 6 Relation between MTV and histopathological criteria of tumor

Side

Right

28.62

1.81*

0.09

Left

18.02

Site

Upper lobe

23.30

2.28*

0.06

Middle/lower lobe

35.34

Histopathological grade

Grade 2

16.70^a

9.95**

0.002

Grade 3

34.36^b

Grade 4

33.92^b

Histopathology

Adenocarcinoma

26.28

0.37*

0.72

Other types

23.46

T staging

T1/T2

15.63

3.72*

0.002

T3/T4

31.79

LN

Negative

20.28

2.09*

0.05

Positive

30.83

M staging

M0

22.23

1.60*

0.13

M1

30.78

Pathological stage

1a3

13.51^a

8.71**

0.003

3a

32.70^b

4b

30.78^b

Grade (cell diff)

Low (well differentiated)

14.52^a

8.72**

0.003

Intermediate (moderately differentiated)

11.50^a

High (poorly differentiated)

31.52^b