Table 1 Demographic, anesthetic and surgical characteristics of the patients. Values are the mean (SD) or number

Age, y

54.6 (17.3)

54.1 (16.1)

Sex (Male/Female)

23/40

24/36

ASA classification (I/II)

30/33

29/31

Time from injury to surgery, days

5.2 (3.1)

6.2 (4.8)

Fracture location

 Clavicle

6

11

 Proximal humerus

23

24

 Elbow joint

12

5

 Wrist joint

15

11

 Metacarpal

6

8

 Phalange

1

1

Surgeon

 A

36

36

 B

18

16

 Others

9

8

Tourniquet (Y/N)

32/31

23/37

Combined/Single block approach

24/39

32/28

Brachial nerve block approach

 Interscalene approach

30

33

 Supraclavicular approach

9

15

 Axillary approach

24

12