Patient’s coagulation test results
| Laboratory test (reference range) | After hip surgery | Hospital day 30 | Discharge (hospital day 50) |
|---|---|---|---|
| Prothrombin time (10.6–13.6 seconds) | 12.9 | < 10 | 11.4 |
| International normalized ratio (0.88–1.16) | 0.98 | ||
| Fibrinogen (230–510 mg/dL) | 319 | 330 | |
| Activated partial thromboplastin time (27.5–35.5 seconds) | 61.5 | 98.6 | |
| Baseline | 92.4 | ||
| 1:1 immediate | 43.4 | ||
| 1:1 after 1 hour | 75.9 | ||
| Diluted thrombin time (16.0–25.0 seconds) | 15.4 | ||
| D-dimer (< 0.5 μg/mL) | 0.65 | 2.09 | |
| Factor II (79%–135%) | 90 | ||
| Factor IX (72%–184%) | 122 | ||
| Factor XI (58%–135%) | 70 | ||
| Factor XII (46%–196%) | 77 | ||
| Factor VIII inhibitor assay (0.0–0.5 Bethesda units/mL) | 80 | 21.4 | 57.6 |