Table 1 Summary of data collected for each patient
Patient details | Preoperative data | Data prior to withdrawal of epidural catheter |
|---|---|---|
Age | Time of epidural catheterization | Time of withdrawal of epidural catheter |
Sex | Time of blood testing | Time of blood testing |
Epidural or intravenous analgesia | Activated partial thromboplastin time (aPTT) | Time and dosage of the last dose of low molecular weight heparin (LMWH) before withdrawal of epidural catheter |
Reason for intravenous analgesia if applicable | Prothrombin time international normalised ratio (PT-INR) | Activated partial thromboplastin time (aPTT) |
Level of epidural catheterization | Platelet count (Plc) | Prothrombin time international normalised ratio (PT-INR) |
Blood haemoglobin level (Hb) | Platelet count (Plc) | |
Serum albumin (Alb) | Blood haemoglobin level (Hb) | |
Serum creatinine (Crea) | Â |