From: Comparative study between continuous adductor canal block and intravenous morphine for postoperative analgesia in total knee arthroplasty
Group A
Group B
t
P
Heart rate per minute, mean ± SD
82.42 ± 3.239
81.5 ± 4.493
0.87
0.388
Respiratory rate per minute, mean ± SD
14.69 ± 1.05
14.46 ± 0.922
0.845
0.402