Anastomosis

Linear

(N = 2734)

Circular

(N = 1587)

Stapled [total]

(N = 4321)

Hand-sewing

(N = 783)

Total number of patients with comorbidities

[n]

2283

1390

3673

630

Overall comorbidities

[%]

83.5

87.6

85.0

80.5

p-value

<0.001

0.001

Male

[%]

88.4

89.4

88.8

87.4

p-value

0.619

0.584

Female

[%]

82.1

87.1

83.9

78.5

p-value

<0.001

<0.001

Hypertension

[%]

56.4

59.8

57.7

52.4

p-value

0.031

0.006

Insulin-dependent diabetes mellitus type II

[%]

8.0

12.2

9.6

8.6

p-value

<0.001

0.367

Non-insulin dependent diabetes mellitus type II

[%]

20.6

23.6

21.7

18.6

p-value

0.020

0.054

Sleep apnea

[%]

17.3

22.7

19.3

18.6

p-value

<0.001

0.680

Gastroesophageal reflux disease

[%]

18.8

17.8

18.4

14.2

p-value

0.446

0.004

Cardiac disease

[%]

5.6

12.9

8.3

5.7

p-value

<0.001

0.015

Pulmonary disease

[%]

13.8

25.6

18.1

19.9

p-value

<0.001

0.231

Skeletal disease

[%]

39.1

54.8

44.9

27.4

p-value

<0.001

<0.001