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Table 1 Demographic characteristics of the patients

From: Colon metal stents as a bridge to surgery had no significant effects on the perineural invasion: a retrospective study

Characteristic

SBTS (n = 43), n (%)/mean ± sd

ES (n = 63), n (%)/mean ± sd

Statistic

P

Age (years)

62.19 ± 12.72

63.94 ± 12.43

− 0.705a

0.668

Sex

  

0.151b

0.697

 Male

25 (58.1)

39 (61.9)

  

 Female

18 (41.9)

24 (38.1)

  

BMI

22.5 ± 3.06

22.5 ± 2.77

0.008a

0.194

ASA score

  

0.172b

0.917

 II

30 (69.8)

46 (73.0)

  

 III

12 (27.9)

16 (25.4)

  

 IV

1 (2.3)

1 (1.6)

  

Comorbidity

8 (18.6)

13 (20.6)

0.066b

0.797

 Hypertension

4 (9.3)

8 (12.7)

  

 Diabetes

2 (4.7)

2 (3.2)

  

 Coronary heart disease

2 (4.6)

4 (6.3)

  

 Cerebral infarction

0 (0)

1 (1.6)

  

 Schistosomiasis

0 (0)

2 (3.2)

  

 Cirrhosis

0 (0)

1 (1.6)

  

 Hypoalbuminemia

1 (2.3)

0 (0)

  
  1. ASA score American Society of Anesthesiologists score, sd standard deviation
  2. at-test
  3. bChi-square test