From: Opioid-free general anaesthesia for transthoracic oesophagectomy: does it improve postoperative analgesia and other recovery criteria? A prospective randomised study
Patients satisfaction score
Group A
OFA
Group B
OBA
X2
P value
Very good
12 (80 %)
5 (33.33%)
6.816
0.033*
Good
2 (13.33%)
8 (53.33%)
Fair
1 (6.67%)
Poor
0 (0.0%)