From: A comparative study between continuous epidural analgesia, ultrasound guided continuous femoral nerve block (CFNB), and ultrasound guided continuous adductor canal block (ACB) for post-operative pain management after total knee replacement (TKR)
Group A (n=20)
Group B (n=20)
Group C (n=20)
p-value
Postoperative opioid (morphine) consumption (mg)
1.88± 1.5
3.58 ± 1.67
4.88± 2.21
<0.001