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 3 Characteristics of the epidural procedure
All parturient
Combined group (n = 36)
Palpation group (n = 36)
P value
Number of needle passes1.14 ± 0.421.72 ± 0.940.0011
Number of skin punctures1.20 ± 0.121.25 ± 0.200.398
Success rate at the first needle pass32 (88.89)24 (66.67)0.0451
Depth from skin to epidural space4.40 ± 0.454.41 ± 0.520.965