Table 4 The number, location (the Fisher’s exact test), and diameter (Mann-Whitney rank-sum test) of air emboli in two groups
Statistic indexes | The control group (n = 42) | The case group(n = 12) | Statistic value | P value |
|---|---|---|---|---|
Mean diameter(mm) | 1.950 ± 1.719 | 1.608 ± 0.727 | -0.585 | 0.559 |
Location (case) | 1.545 | 0.673 | ||
The right atrium | 17 | 5 | ||
The right ventricle | 14 | 4 | ||
The main pulmonary artery | 8 | 3 | ||
The superior vena cava | 3 | 0 |