Table 1 General patient characteristics, comorbidities, and ASA-classification, * = p <0.05 (ASA-classification: American Society of Anaesthesiologists classification)

General characteristics

Age

64 ± 17

71 ± 12

0.051

Gender (female)

46 (73%)

18 (64%)

0.459

Body weight (kg)

73 ± 16

82 ± 21

0.026*

BMI

26 ± 5

29 ± 7

0.013*

BMI >25

30 (47%)

17 (61%)

0.208

Duration of Surgery (min)

111 ± 50

150 ± 57

0.001*

Duration of Surgery >2 h (n)

24 (37.5%)

20 (71%)

0.003*

Hospital length of stay (days)

7 ± 4

11 ± 6

0.001*

Comorbidities

Nicotine

6 (9%)

1 (4%)

0.337

Alcohol

4 (6%)

0 (0%)

0.179

Diabetes mellitus

11 (17%)

5 (18%)

0.938

ASA

I

3 (5%)

1 (4%)

0.810

II

42 (66%)

14 (50%)

0.160

III

20 (31%)

12 (43%)

0.285

IV

0 (0%)

1 (4%)

0.131

V

0 (0%)

0 (0%)

N/A