From: Predictive factors for intraoperative blood loss in surgery for adolescent idiopathic scoliosis
Predicted model: F (3, 208) = 66.486, p < 0.001 R = 0.700, R2 = 0.490, Adjusted R2 = 0.482 | |||||
---|---|---|---|---|---|
Unstandardized Coefficients Β | Unstandardized Coefficients SE | Standardized Coefficients β | p-value | 95% CI for β | |
Constant | −670.785 | 105.348 | < 0.001* | − 878.47 to − 463.10 | |
Operation duration (min) | 3.131 | 0.331 | 0.518 | < 0.001* | 2.48 to 3.78 |
Number of anchors | 33.840 | 7.631 | 0.241 | < 0.001* | 18.80 to 48.88 |
Gender (Female = 1; Male =2) | 158.930 | 58.142 | 0.140 | 0.007* | 44.31 to 273.55 |