Table 2 Comparison of outcome measures in the ultrasound-guided and landmark procedures
From: Residents learning ultrasound-guided catheterization are not sufficiently skilled to use landmarks
Ultrasound-guided n = 84 | Landmark n = 88 | P-value | |
|---|---|---|---|
Success rate, n (%) | |||
All | 71 (84) | 63 (72) | 0.01 |
Jugular | 40 (82) | 26 (72) | 0.1 |
Femoral | 31 (82) | 37 (71) | 0.01 |
Complication rate (hematoma and arterial puncture), n (%) | |||
All | 8 (10) | 19 (22) | 0.01 |
Jugular | 5 (10) | 8 (22) | 0.04 |
Femoral | 3 (9) | 11 (21) | 0.07 |
Arterial puncture, n (%) | |||
All | 6 (7) | 16 (18) | 0.05 |
Jugular | 4 (8) | 6 (17) | 0.4 |
Femoral | 2 (6) | 10 (19) | 0.1 |
Procedure time, minutes, mean ± SD (n = 71/63) | 6.7 ± 5.0 | 5.1 ± 3.4 | 0.02 |
Venous return time, minutes, mean ± SD (n = 74/71) | 1.4 ± 2.5 | 1.7 ± 3.2 | 0.5 |
Number of attempts, mean ± SD | 1.6 ± 0.8 | 1.8 ± 0.9 | 0.001 |