Table 2: Complications and number of puncture attempts.

 

Variables

Group U + F

(n = 7)

Group F

(n = 6)

P value

Complications

1 (minor bleeding)

2 (minor bleeding)

0.5

Procedure duration (min)

7.4 4

7 1.7

0.7

Hemodynamic instability

1

2

0.5

Desaturation

1

1

0.9

Number of puncture attempts

1.2 0.4

1.1 0.4

0.6

 

There was no statistically significant difference between groups.