Central Venous Catheter Insertion: A Scoring System for Evaluation of Both the Procedure and the Operator (CVCI Score/Gaber Score)

Table 3

Comparison between landmark and ultrasound techniques in IJV group (A) according to complications.

Complication	Landmark IJV (n = 100)		Ultrasound IJV (n = 100)		χ^2
	No.	%	No.	%
Arterial punctures	16	16.0	4	4.0	8.000	0.005
Hematoma	12	12.0	2	2.0	7.680	0.006
Hemothorax	0	0.0	0	0.0	–	–
Pneumothorax	2	2.0	0	0.0	2.020
Overall complications	27	27.0	6	6.0	16.004	<0.001

FE: Fisher Exact for Chi square test. ^∗: Statistically significant at p ≤ 0.05.