From: The timing of administration of intravenous dexmedetomidine during lower limb surgery: a randomized controlled trial
Group A (n = 31)
Group B (n = 31)
P value
Desaturation (Yes/No)
9/22
6/25
0.55
Bradycardia (Yes/No)
11/20
0.79
Hypotension (Yes/No)
5/26
15/16
0.01*
Frequency of injection of ephedrine (0/1/2/3/4)
29/1/1/0/0
17/9/2/2/1
0.02*