Table 3.

Adverse effects and drugs used as rescue treatment in the two study groups

Adverse events/treatments	Bupivacaine + saline (n=25)	Bupivacaine + dex (n=25)	Total, n=50	P-value
Sedation, n (%)				0.004
1	1 (4)	0	1 (2)
2	24 (96)	17 (68)	41 (82)
3	0	2 (8)	2 (4)
4	0	6 (24)	6 (12)
5	0	0	0
Hypotension, n (%)	23 (95.83)	23 (92)	46 (93.88)	0.51
Bradycardia, n (%)	2 (8.33)	1 (4)	3 (6.12)	0.48
Nausea/vomiting, n (%)	12 (48)	12 (48)	24 (48)	1
Prescribed ephedrine, mg	140	130	270	0.57
Prescribed atropine, mg	1.5	0.7	2.2	0.55
Prescribed ondansetron, mg	6	3	9	0.26
Prescribed pethidine, n (%)	120	30	150	0.04

Abbreviation: Dex, dexmedetomidine.