Table 1.
Patient characteristics, procedural information and blood results in the inpatient setting
| General | ||
| Female sex – n (%) | 293 (61.2) | |
| Age – years median (IQR) | 70 (61–75) | |
| Elective – n (%) | 446 (93.1) | |
| Duration of stay – days median (IQR) | 5 (4–7) | |
| Procedure – n (%) | ||
| Primary hip arthroplasty Primary knee arthroplasty Revision hip arthroplasty Revision knee arthroplasty |
247 (51.6) 205 (42.8) 13 (2.7) 14 (2.9) |
|
| Medical history – n (%) | ||
| Hypertension Diabetes mellitus Ischaemic heart disease COPD Atrial fibrillation Previous VTE Chronic kidney disease Congestive cardiac failure |
222 (46.3) 50 (10.4) 25 (5.2) 15 (3.1) 11 (2.3) 8 (1.7) 3 (0.6) 1 (0.2) |
|
| Medication history – n (%) | ||
| ACEI/ARB Statin Gastric protection CCB Aspirin Thiazide Clopidogrel Anti-retroviral Anticoagulation |
149 (31.1) 141 (29.4) 126 (26.3) 100 (20.9) 48 (10.0) 41 (8.6) 6 (1.3) 6 (1.3) 0 (0.0) |
|
| Blood results upon hospital discharge – median (IQR) | ||
| Haemoglobin – g/l Platelets – ×109/l PT – s APTT – s Urea – mmol/l Creatinine – μmol/l eGFR – ml/min/1.73 m2 Bilirubin – μmol/l Alanine aminotransferase – iU/l |
104 (94.0–113.0) 231 (184.8–289.5) 10.4 (10.1–10.8) 25.2 (23.6–26.8) 4.65 (3.6–6.1) 68 (60.0–80.8) 84 (70.0–91.0) 11 (8.0–15.0) 20 (15.0–30.0) |
|
ACEI = angiotensin-converting enzyme inhibitor; ARB = angiotensin receptor blocker; IQR = interquartile range; COPD = chronic obstructive pulmonary disease; PT= prothrombin time; APTT = activated partial thromboplastin time; eGFR = estimated glomerular filtration rate; CCB = calcium channel blocker