Official Journal of the Italian Society of Orthopaedics and Traumatology
Table 6 Multivariate regression model for blood loss
Independent variables | Regression coefficient | 95% Confidence interval | P value |
|---|---|---|---|
Age (years) | 0.162 (0.011) | 0.003–0.046 | 0.027* |
Preoperative hemoglobin concentration (g/dl) | 0.540 (0.086) | 0.470–0.808 | <0.001* |