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Table 1 Baseline and oncologic characteristics of the included patients

From: Self-expandable metallic stenting as a bridge to elective surgery versus emergency surgery for acute malignant right-sided colorectal obstruction

 

SEMS group (n = 35)

Emergency group (n = 72)

P

Baseline characteristics

 Age, y

  

0.144

  Median

66

67

 

  Range

24–92

23–94

 

 Sex, no. (%)

  

0.131

  Male

21 (60.0%)

32 (44.4%)

 

  Female

14 (40.0%)

40 (55.6%)

 

 Comorbidity, no. (%)

   

  Hypertension

10 (28.6%)

14 (19.4%)

0.288

  Diabetes mellitus

5 (14.3%)

11 (15.3%)

0.893

  Cardiovascular disease

3 (8.6%)

6 (8.3%)

1.000

  Pulmonary disease

2 (5.7%)

2 (2.8%)

0.596

  Neurologic disease

1 (2.9%)

2 (2.8%)

1.000

  Other malignancy

2 (5.7%)

3 (4.2%)

0.661

  Renal disease

0 (0%)

1 (1.4%)

1.000

Oncologic characteristics

 Tumor size, mean (± SD), cm

7.71 ± 3.70

5.85 ± 2.58

0.216

 Tumor location, no. (%)

  

0.022

  Cecum

0 (0%)

11 (15.3%)

 

  Ascending colon

12 (34.3%)

26 (36.1%)

 

  Hepatic flexure

7 (30.0%)

17 (23.6%)

 

  Transverse colon

16 (45.7%)

18 (25.0%)

 

 Pathology, no. (%)

  

0.893

  Adenocarcinoma

30 (85.7%)

61 (84.7%)

 

  Well differentiated

2 (5.7%)

3 (4.2%)

 

  Moderately differentiated

26 (74.3%)

54 (75.0%)

 

 Poorly differentiated

2 (5.7%)

4 (5.5%)

 

 Mucinous

5 (14.3%)

11 (15.3%)

 

Lymphovascular involvement, no. (%)

   

 Yes

13 (37.1%)

17 (23.6%)

0.144

 No

22 (62.9%)

55 (76.4%)

 

 pTNM stage

  

0.240

  II

16 (45.7%)

31 (43.1%)

 

  III

12 (34.3%)

34 (47.2%)

 

  IV

7 (20.0%)

7 (9.7%)

 
  1. SEMS self-expandable metal stents