From: Continuous femoral nerve blockade and single-shot sciatic nerve block promotes better analgesia and lower bleeding for total knee arthroplasty compared to intrathecal morphine: a randomized trial
Groups
p-value
Intratechal morphine
Femoral blockade
M (n = 20)
FI (n = 19)
PACU
24 h
Pruritus
14
7
-
<0.01*
Urinary retention
10
Nausea
5
6
<0.05**
Vomiting
1
3
>0.05
Satisfaction (%) at 24 h
20
100
<0.05