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Table 1 Demographic data and clinical characteristics of patients treated by robotic colectomy (RC) and laparoscopic colectomy (LC) for transverse colon cancer

From: Initial experience of robotic versus laparoscopic colectomy for transverse colon cancer: a matched case-control study

Variables

RC group (n = 22)

LC group (n = 22)

P value

Gender (F/M) [n]

7/15

7/15

1

Age (years) [mean(SD)]

72.18(10.79)

71(10.14)

0.710

BMI (kg/m2) [mean(SD)]

24.12(2.64)

24.28(2.7)

0.841

Pre-operative hemoglobin (g/L) [mean(SD)]

11.67(1.6)

11.3(2.79)

0.916a

Pre-operative leukocytes (μL) [mean(SD)]

7522(1722)

6877(1599)

0.90

Serum albumin level (g/L) [mean(SD)]

37.52(3.78)

38.32(5.08)

0.577

Weight loss (>10 %) [n(%)]

3(13.6)

1(4.5)

0.607

Kidney failure [n(%)]

1(4.5)

1(4.5)

1

Diabetes [n(%)]

4(18.2)

1(4.5)

0.345

Cardiovascular diseases [n(%)]

8(36.4)

4(18.2)

0.310

Pulmonary disease [n(%)]

2(9.1)

2(9.1)

1

ASA score [n(%)]

  

1

I

9(40.9)

9(40.9)

 

II

13(59.1)

13(59.1)

 

III

0

0

 

Previous abdominal surgery [n(%)]

3(13.6)

5(22.7)

0.698

TNM AJCC stage [n(%)]

  

1

I

1(4.5)

1(4.5)

 

II

18(81.8)

18(81.8)

 

III

3(13.7)

3(13.7)

 
  1. In TNM AJCC (7th ed.) categories II and III, the subcategories, including T4b tumors (i.e., tumors directly invading or adhering to other organs or structures), were not included
  2. BMI Body mass index; ASA American Society of Anesthesiology; TNM tumor, nodes and metastasis score; and AJCC American Joint Committee on Cancer. aMann-Whitney U Test