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Table 1 Baseline characteristics

From: Effect of local anesthetic concentration, dose and volume on the duration of single-injection ultrasound-guided axillary brachial plexus block with mepivacaine: a randomized controlled trial

 

Group A (n = 15)

Group B (n = 15)

Group C (n = 15)

Sex, no. M/ no. F

2/13

6/9

7/8

Age (yr)

59 ± 9

49 ± 13

53 ± 15

Height (cm)

165 ± 7

172 ± 8

171 ± 11

Weight (kg)

71 ± 13

75 ± 7

78 ± 17

ASA classification, no. 1/no. 2/ no. 3

3/10/2

10/5/0

7/8/0

Duration of surgery (min)

24 ± 17

27 ± 25

34 ± 27

Site of surgery, no. left/ no. right

5/10

5/10

5/10

Type of surgery:

   

- carpal tunnel release, no.

3

2

4

- trapezoidectomy, no.

6

1

2

- removemal of osteosynthesis material, no.

2

4

1

- arthrodesis of finger, no.

0

2

1

- release trigger finger, no.

2

2

3

- arthrodesis of wrist, no.

0

1

2

- other, no.

2

3

2

  1. Group A: 20 mL mepivacaine 1.5 %. Group B: 30 mL mepivacaine 1.0 %. Group C: 30 mL mepivacaine 1.5 %. Values are absolute numbers, mean ± SD