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Coagulation dysfunction grading.
| Score | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|
| PT (s) | 19–25 | 26–30 | 31–35 | 36–40 | >40 |
| APTT (s) | 41–50 | 51–55 | 56–60 | 61–65 | >65 |
| Fib (g/L) | 1.9–1.5 | 1.4–1.0 | 0.9–0.5 | <0.5 | 0 |
Note: a score of ≤2 is grade I (mild), 3–4 is grade II (moderate), and ≥5 is grade III (severe). Abbreviations: PT: prothrombin time; APTT: activated partial thromboplastin time; Fib: fibrinogen.
