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Table 1 Clinicopathological features of 46 patients with SCC of EAC and their correlation to tumor growth pattern and budding grade

From: Tumor budding and laminin5-γ2 in squamous cell carcinoma of the external auditory canal are associated with shorter survival

 

All

Tumor budding

Budding grade

n (%)

Absent

13 (28.3)

Present

33 (71.7)

P value

Low

39 (84.8)

High

7 (15.2)

P value

Mean age [years, (sd)]

62.5 (±11.4)

65.0 (±3.1)

61.5 (±1.9)

0.358

63.1 (±1.8)

59.3 (±0.4.3)

0.426

M:F

21:25 (46:54)

8:5 (62:38)

17:16 (52:48)

0.743

21:18 (54:46)

4:3 (57:43)

1.000

T

 T1

1 (2.2)

      

 T2

12 (26.1)

4 (30.8)

9 (27.3)

 

11 (28.2)

2 (28.6)

 

 T3

9 (19.5)

      

 T4

24 (52.2)

9 (69.2)

24 (72.7)

1.000

28 (84.8)

5 (71.4)

1.000

N

 N0

36 (78.3)

11 (84.6)

25 (75.8)

 

31 (79.5)

5 (71.4)

 

 N+

10 (21.7)

2 (15.4)

8 (24.2)

0.700

8 (20.5)

2 (28.6)

0.636

M

 M0

44 (95.7)

13 (100)

31 (94.0)

 

38 (97.4)

6 (85.7)

 

 M+

2 (4.3)

0 (0)

2 (6.0)

1.000

1 (2.6)

1 (14.3)

0.284

TNM stage

 Stage I

1 (2.2)

      

 Stage II

10 (21.7)

4 (30.8)

7 (21.2)

 

10 (25.6)

1 (14.3)

 

 Stage III

10 (21.7)

      

Stage IV

25 (54.4)

9 (69.2)

26 (78.8)

0.702

29 (74.4)

6 (85.7)

1.000

Differentiation

 Well

28 (60.9)

7 (53.8)

21 (63.6)

 

26 (66.7)

2 (28.6)

 

 Moderate

15 (32.6)

6 (46.2)

9 (27.3)

 

11 (28.2)

4 (57.1)

 

 Poor

3 (6.5)

0 (0)

3 (9.1)

0.309

2 (5.1)

1 (14.3)

0.157

Recurrence

21

      

 Free

15 (71.4)

4 (80.0)

11 (68.8)

 

15 (78.9)

0 (0)

 

 Recurrence

6 (28.6)

1 (20.0)

5 (31.2)

1.000

4 (21.1)

2 (100)

0.071

Effect of therapy

18

      

 Grade 0–2

11 (61.1)

1 (25.0)

10 (71.4)

 

9 (60.0)

2 (66.7)

 

 Grade 3

7 (38.9)

3 (75.0)

4 (28.6)

0.245

6 (40.0)

1 (33.3)

1.000

  1. M male, F female, MCF middle cranial fossa