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Table 3 Time for the first request of analgesia (min) and the total amount of rescue analgesia (pethidine/mg) over 24 h

From: The efficacy of adjuvants to bupivacaine in ultrasound-guided supraclavicular block: a comparative study between dexmedetomidine, ketamine, and fentanyl

Variable

Group DB (n = 20)

Group KB (n = 20)

Group FB (n = 20)

P value

Sig.

Mean ± SD

Mean ± SD

Mean ± SD

Time to first analgesic request (min)

646.3 ± 121.2

458.7 ± 57.1

256.6 ± 35.1

0

HS

Rescue analgesia (mg)

84.1 ± 8.5

110.5 ± 23.8

170 ± 34.0

0.00

HS