Table 1 Definitions of coagulopathy in the recent trauma literature
Laboratory parameters | Source |
|---|---|
PT ≥1.5 N (0) 1.5–2 N (1) >2 N (2) | Mayo et al., 2004 [11] |
PTT ≥1.5 N (0) 1.5–2 N (1) >2 N (2) | |
Plt >100 (0) 50–100 (1) ≥50 (2) | |
Fib >100 (0) 50–100 (1) ≥50 (2) | |
Total: 0 mild, 1–3 moderate, 4–8 severe | |
INR >1.4 or Plt <100,000 or both | Dutton et al., 2004 [9] |
PT >18 seconds or PTT >60 seconds or TT >15 seconds | Brohi et al., 2003 [6] |
PT >14 seconds or PTT >34 seconds | MacLeod et al., 2003 [7] |
PT >15 seconds or PTT >45 seconds or Fib <100 | Vaslef et al., 2002 [37] |
PT or PTT twice normal | Cosgriff et al., 1997 [10] |
PT or PTT >1.5–1.8 times control values | Stehling et al., 1996 [8] |
Ongoing bleeding, oozing from cut surfaces, catheters, or mucous membranes | Lynn et al., 2002 [31] |