From: The effect of lidocaine intraoperative infusion on quality of postoperative sleep in patients undergoing thyroidectomy: a randomized controlled trial
Cough
Incidence(%)
χ2
P
No
Yes
Normal saline group (n = 35)
24
11
31.43
3.683
0.055
Lidocaine group (n = 33)
29
4
12.12