Official Journal of the Italian Society of Orthopaedics and Traumatology
 | Age | Number of transfusions | Preoperative hemoglobin concentration | Length of hospitalization |
---|---|---|---|---|
Blood loss | ||||
 Pearson’s correlation | 0.090 | 0.346* | 0.478* | 0.022 |
 Significance (2-tailed) | 0.156 | 0.000 | 0.000 | 0.404 |