Group I

SUV < 5

(n = 225)

Group II

5 ≤ SUV ≤ 10

(n = 304)

Group III

SUV > 10

(n = 504)

p-value

PET CT Stage:

I

164 (73%)

151 (50%)

97 (19%)

<0.0001

II

23 (10%)

36 (12%)

109 (22%)

III

28 (12%)

68 (22%)

197 (39%)

IV

10 (4%)

49 (16%)

101 (20%)

Mediastinal LN:

N1 N (%)

34 (15.1%)

80 (26.3%)

217 (43.1%)

<0.0001

N2 N (%)

29 (12.9%)

89 (29.3%)

224 (44.4%)

<0.0001

N3 N (%)

11 (4.9%)

23 (7.7%)

63 (12.5%)

0.0024

Metastasis:

M (%)

7 (3.1%)

40 (13.2%)

98 (19.4%)

<0.0001