Major mechanical complications | Male operator, n = 5 149a | Female operator, n = 3 053a | P-value |
---|---|---|---|
Bleeding grade 3–4b, n (%) | 7 (0.14) | 2 (0.07) | .56 |
Cardiac arrhythmia grade 3–4c, n (%) | 8 (0.16) | 1 (0.03) | .20 |
Arterial catheterisation, n (%) | 10 (0.19) | 5 (0.16) | .96 |
Pneumothorax, n (%) | 15 (0.29) | 2 (0.07) | .06 |
Persistent nerve injuryd, n (%) | 0 (0) | 1 (0.03) | .79 |
Total, n (%) | 40 (0.78) | 11 (0.36) | .02 |