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Table 4 Pathology results

From: Long term outcome of anastomotic leakage in patients undergoing low anterior resection for rectal cancer

N (%)

Overall Population

Symptomatic AL (SAL)

Asymptomatic AL (AAL)

Without AL (WAL)

P

200 (100)

29 (14.5)

10 (5.0)

161 (80.5)

T stage, n (%)

 T0

28 (14.0)

2 (6.9)

2 (20.0)

24 (14.9)

0.460

 T1

30 (15.0)

5 (17.2)

0

25 (15.5)

 

 T2

57 (28.5)

7 (24.1)

5 (50.0)

45 (27.9)

 

 T3

78 (39.0)

14 (48.3)

2 (20.0)

62 (38.5)

 

 T4

7 (3.5)

1 (2.9)

1 (10.0)

5 (3.1)

 

N stage, n (%)

 N+

48 (24.0)

5 (17.2)

2 (20.0)

41 (25.5)

0.594

 N0

152 (76.0)

24 (82.8)

8 (80.0)

120 (74.5)

 

Pathological response, n (%)

 Absent

59 (28.5)

11 (38.0)

1 (10.0)

47 (29.2)

 

 Partial

113 (56.5)

17 (58.6)

7 (70.0)

89 (55.3)

0.479

 Complete

28 (14.0)

1 (3.4)

2 (20.0)

25 (15.5)

 

Lymph nodes, median ± IQR

18.0 (13.0–25.5)

18.0 (12.5–23.5)

18.5 (15.0–25.0)

17.5 (13.0–26.0)

0.593

Tumor diameter (mm), median ± IQR

25.5 (20.0–35.5)

27.5 (20.0–35.0)

30.0 (22.5–37.5)

25.0 (18.0–35.0)

0.971

Resection margins, n (%)

 Incomplete (R+)

9 (4.5)

3 (10.3)

1 (10.0)

5 (3.1)

 

 Complete (R0)

191 (95.5)

26 (89.7)

9 (90.0)

156 (96.9)

0.151

  1. AL Anastomotic leak, SAL symptomatic AL, AAL asymptomatic AL and WAL without AL, IQR interquartile range