Table 1 Preoperative baseline characteristics

Total number of patients

72

86

–

Male/female

27/45

36/50

0.577

Age, years

78.07 ± 7.56

79.61 ± 7.44

0.623

BMI, kg/m²

21.22 ± 1.80

21.58 ± 1.95

0.353

ASA class, n

0.923

1

12

15

2

23

31

3

34

36

4

3

4

Side, right/left

34/38

37/49

0,597

Time to surgery

0.635

  < 24 h

47

53

  > 24 h

25

33

TAD

  > 25 mm

41

53

  < 25 mm

31

33

Anesthesia

0.421

 General

52

57

 Spinal

20

29

Comorbidities

0.840

 Hypertension

20

25

 Diabetes

15

21

 Cerebral infarction

5

3

 Urinary tract infection

7

6

 Stroke

3

2

 Without Preoperative comorbidities

22

29

 Trauma mechanism High-energy

13

24

0.145

 Low energy

59

62

Quality of reduction

0.900

 Good

46

54

 Acceptable

20

23

 Unacceptable

6

9