Characteristics

n (CLT+)

n (CLT−)

p value

Gender

Male

7

24

Female

63

59

Age at diagnosis (years)

<45

46

52

≥45

24

31

Histopathologc type

Well differentiated types

64

76

Poor prognostic types^*

6

7

T stage

T1a

33

44

T1b

30

28

T2

2

8

T3

3

5

N stage

N0

35

57

N1a

23

38

N1b

9

14

Number of LN in CLND material

(mean ± SD)

12 (8 - 16.25)

7.5 (4 - 13)

<0.001

Metastatic LN ratio (%)

(mean ± SD)

16.8 ± 12.2

46.4 ± 27.5

<0.001