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BioMed Research International
/
2022
/
Article
/
Tab 4
/
Research Article
Efficacy Assessment of Phentolamine Accompanied by Lidocaine Subcutaneously under Ultrasound Guidance on Radial Artery Catheterization in Pediatric Patients
Table 4
Changes of radial artery depth.
Variables
Saline group (
)
Phentolamine group (
)
Phentolamine+lidocaine group (
)
P
value
Depth before injection (mm)
0.561
Depth after injection (mm)
0.091
value
<0.01
<0.01
<0.01
Depth after catheterization (mm)
0.072