Table 2 Results of radial artery cannulation in control group and median nerve group
Variables | Control (N = 46) | Median nerve (N = 46) | P value |
|---|---|---|---|
First-attempt success rate ofradial artery cannulation | 36/46(78.3%) | 44/46(95.7%) | 0.027# |
Procedure time to success within the firstattempt (s) | 172 ± 66 | 118 ± 19 | < 0.001 |
Second-attempt success rate within 10 min(%) | 42/46(91.3%) | 44/46(95.7%) | 0.677# |
Overall number of attempts (1/2/3 attempt, n) | 36/6/4 | 44/0/2 | 0.024 |
Overall complication at first chosen radial artery | |||
Vasospasm | 13/46(28.3%) | 10/46(21.7%) | 0.470 |
Hematoma | 4/46(8.7%) | 2/46(4.3%) | 0.677# |