Dexamethasone as a bupivacaine adjuvant for ultrasound-guided interscalene brachial plexus block: a prospective randomized study

Ain-Shams Journal of Anesthesiology

Table 3 Comparison between group C and group D according to VAS score and analgesia

Time	Group D (N = 22)	Group C (N = 23)	P value	Effect of group D relative to group C
Time	Group D (N = 22)	Group C (N = 23)	P value	Mean ± SE	95% CI
Pain perception (VAS-10), median (1st–3rd IQ)
PACU	1.0 (1.0–2.0)	2.0 (1.0–2.0)	^¤0.064	Not applicable
After 1 h PO	1.0 (1.0–2.0)	2.0 (1.0–2.0)	^¤0.064
After 2 h PO	1.0 (1.0–2.0)	2.0 (1.0–2.0)	^¤0.056
After 6 h PO	1.0 (1.0–2.0)	2.0 (1.0–2.0)	^¤0.033*
After 12 h PO	2.0 (1.0–2.0)	2.0 (2.0–3.0)	^¤0.005*
After 24 h PO	2.0 (2.0–2.0)	5.0 (4.0–5.0)	^¤< 0.001*
Analgesia
First time (h), mean ± SD	19.2 ± 2.4	11.4 ± 1.5	^{^}< 0.001*	7.8 ± 0.6	6.6–9.0
Pethidine (mg), median (1st−3rd IQ)	50.0 (50.0–50.0)	50.0 (50.0–50.0)	^¤0.999	Not applicable
Ketolac (mg), median (1st–3rd IQ)	0.0 (0.0–30.0)	60.0 (60.0–60.0)	^¤< 0.001*	Not applicable