Table 5

Clotting profile

Variable
All (n = 60)
Refractory coagulopathy (n = 25)
Mild coagulopathy (n = 35)
P value

INR 0
1.21 (0.8–3.7)
1.38 (0.9–3.7)
1.2 (0.8–1.6)
0.03
INR 24
1.18 (0.8–2.36)
1.32 (0.9–2.36)
1.13 (0.8–1.6)
0.01
INR 48
1.2 (0.8–2.46)
1.31 (0.96–2.46)
1.11 (0.8–1.6)
0.003
INR 72
1.2 (0.9–2.2)
1.36 (1–2.2)
1.11 (0.9–1.5)
0.002
Platelet 0
49 (3–477)
30 (3–142)
74 (23–477)
<0.001
Platelet 24
67 (4–411)
37 (4–114)
96 (30–411)
<0.001
Platelet 48
71 (2–447)
39 (2–85)
92 (33–447)
<0.001
Platelet 72
65 (3–416)
43 (3–89)
92 (20–416)
<0.001

Clotting profile prior to percutaneous dilational tracheostomy 0 and at 24, 48, and 72 hours following the procedure. Values are expressed as median (and range). INR, international normalized ratio.

Auzinger et al. Critical Care 2007 11:R110   doi:10.1186/cc6143