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Table 2 Demographic and clinical features of patients acording to lymph node involvement

From: N1 lymph node detection in lymph node harvesting in non-small cell lung cancer: Formaldehyde exposure is a drawback?

 

No Lymph Node Involvement

Single Lymph Node Involvement

Multiple Lymph Node Involvement

p

Age (years)

61,4 ± 8

62 ± 8

61,2 ± 9,2

0,933

Sex

Male

107

(88,4)

28

(90,3)

18

(100)

0,311

Female

14

(11,5)

83

(9,6)

0

(0,0)

Pathology Size (mm)

29,2 ± 12,5

34,2 ± 15,1

42,0 ± 15,6

0,0001

T Phase (according to TNM 8)

1 A

3

(2,4)

0

(0,0)

0

(0,0)

0,539

1B

29

(23,9)

0

(0,0)

1

(5,5)

0,003

1 C

40

(33)

1

(3,2)

3

(16,6)

0,002

2 A

31

(25,6)

21

(67,7)

6

(33,3)

0,0001

2B

11

(9,1

6

(19,3)

2

(11,1)

0,270

3

7

(5,7)

3

(9,6)

6

(33,3)

0,009

TNM 8 stage

 

1A1

3

(2,4)

0

(0)

0

(0)

0,539

  

1A2

29

(23,9)

0

(0)

0

(0)

0,008

  

1A3

40

(33,0)

0

(0)

0

(0)

0,0001

  

1B

31

(25,6)

0

(0)

0

(0)

0,005

  

2 A

11

(9)

0

(0)

0

(0)

0,092

  

2B

5

(4,1)

28

(90,3)

12

(66,6)

0,0001

  

3 A

2

(1,6)

3

(9,6)

6

(33,3)

0,0001

Histology

Adenocarcinoma

59

(48,7)

16

(51,6)

3

(16,6)

0,03

Squamous cell carcinoma

62

(51,2)

15

(48,3)

15

(83,3)

Tumor Differentiation

Well

15

(12,4)

2

(6,4)

1

(5,5)

0,408

İntermadiate

76

(62,8)

20

(64,5)

9

(50)

Poor

30

(24,7)

9

(29)

8

(44,4)

Visceral pleural involvement status

Yes

101

(83,4)

23

(74,2)

13

(72,2)

0,323

No

20

(16,5)

8

(25,8)

5

(27,7)

Resection type

LLL

21

(17,3)

3

(9,6)

2

(11,1)

0,498

 

LPN

11

(9,0)

7

(22,5)

5

(27,7)

0,056

 

LUL

25

(20,6)

5

(16,1)

3

(16,6)

0,810

 

BLI

5

(4,1)

1

(3,2)

1

(5,5)

0,924

 

BLS

2

(1,6)

1

(3,2)

0

(0)

0,699

 

RLL

16

(13,2)

0

(0)

1

(5,5)

0,073

 

RML

6

(4,9)

4

(12,9)

1

(5,5)

0,273

 

RPN

3

(2,4)

2

(6,4)

2

(11,1)

0,175

 

RUL

32

(26,4)

8

(25,8)

3

(16,6)

0,671

Side

Right

64

(52,8)

16

(51,6)

8

(44,4)

0,799

 

Left

57

(47,1)

15

(48,3)

10

(55,5)

Follow-up (month)

28,9 ± 17,77

21,9 ± 16,52

36,2 ± 16,3

0,031

  1. Value are expressed as mean (min.-max. range) or N (%), TNM, tumor lymph node metastasis; LLL, left lower lobectomy; LPN, left pneumonectomy; LUL, left upper lobectomy; RBI, right bilobectomy inferior; RBS, right bilobectomy superior; RLL, right lower lobectomy; RML, right middle lobectomy; RP, right pneumonectomy; RUL, right upper lobectomy;