From: Ultrasound guided continuous Quadratus Lumborum block hastened recovery in patients undergoing open liver resection: a randomized controlled, open-label trial
CQLB group
PCIA group
P-value
Postoperative agitation
0 (0%)
1 (3.3%)
> 0.99
Respiratory depression
Nausea
4 (13.3%)
7 (23.3%)
0.51
Vomiting
2 (6.6%)
0.67
Dizziness
3 (10%)
0.24