Official Journal of the Italian Society of Orthopaedics and Traumatology
Independent variable | Regression coefficient | 95% Confidence interval | P value |
---|---|---|---|
Age (years) | 0.085 (0.117) | −0.122 to 0.342 | 0.348 |
Preoperative hemoglobin concentration (g/dl) | −0.115 (0.970) | −3.128 to 0.711 | 0.215 |
Number of transfusions (n) | 0.282 (0.597) | 0.497–2.860 | 0.006* |
Blood loss (g/dl) | −0.047 (0.992) | −2.382 to 1.545 | 0.674 |