Prospective Study
Copyright ©The Author(s) 2021.
World J Clin Cases. Jul 26, 2021; 9(21): 5900-5908
Published online Jul 26, 2021. doi: 10.12998/wjcc.v9.i21.5900
Table 4 Complications of the procedure
No. of patients with side effects
Combined group (n = 36)
Palpation group (n = 36)
P value
Vascular puncture160.107
Dural puncture110.754
Nerve irritation during the procedure140.201
Backache during the procedure120.555
Unilateral or patchy block110.754
Failed block120.555