Table 2 Mean aspiration time and mean number of attempts by experience level
From: Ultrasound-guided oblique approach for peripheral venous access in a phantom model
Variable | PGY1 mean | PGY2 mean | PGY3 mean | Attending mean | p value |
|---|---|---|---|---|---|
Time T (s) | 10.43 | 16.98 | 6.12 | 4.33 | 0.131 |
Time L (s) | 15.45 | 14.67 | 4.47 | 4.37 | 0.371 |
Time O (s) | 17.50 | 15.45 | 6.22 | 10.83 | 0.007 |
Attempt T | 2.17 | 2.67 | 1.17 | 1.00 | 0.131 |
Attempt L | 2.17 | 2.50 | 1.00 | 1.17 | 0.530 |
Attempt O | 3.67 | 2.50 | 1.33 | 1.83 | 0.132 |