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Ain-Shams Journal of Anesthesiology

Table 4 Number of patients requiring rescue analgesic

From: A comparative study of buprenorphine in two different doses as an adjuvant to levobupivacaine in US-guided lumbar plexus block for postoperative analgesia

Variable

Group L (n = 30)

Group BL (n = 30)

Group BH (n = 30)

P value

0 h

0

0

0

–

1 h

0

0

0

–

2 h

0

0

0

–

4 h

16

0

0

< 0.001

6 h

14

0

0

< 0.001

12 h

23

28

25

.206

18 h

16

7

8

.027

24 h

24

18

7

< 0.001

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