Table 3 Results of the multivariate linear regression analysis for hidden blood loss
Unstandardized | Standardized | ||||
|---|---|---|---|---|---|
coefficient | β | SE | β | t | P Value |
Constant | -66.169 | 255.887 | -0.259 | 0.796 | |
Gender | 95.745 | 49.444 | 0.075 | 1.936 | 0.053 |
Preoperative Cobb angle | 0.792 | 1.502 | 0.019 | 0.528 | 0.598 |
Segment number | -15.017 | 7.815 | -0.078 | -1.922 | 0.055 |
Operation time | -0.393 | 0.308 | -0.050 | -1.274 | 0.203 |
Tranexamic acid | -126.394 | 41.730 | -0.103 | -3.029 | 0.003 |
Preoperative Hct | 18.205 | 6.114 | 0.116 | 2.978 | 0.003 |
Allogeneic blood transfusion | 0.256 | 0.027 | 0.388 | 9.307 | 0.000 |