Table 2.

Transfusion of blood components and univariable association with mortality

Variable	Summary measure, median (IQR)	Association with in-hospital mortality OR (95% CI)	P value
RBC units in first 4 hours	4 (2–8)	1.12 (1.05 to 1.21)	0.001
Time to first RBC unit (mins)	10 (6–16)	0.97 (0.93 to 1.01)	0.10
FFP units in first 4 hours	2 (1–4)	1.14 (1.04 to 1.24)	0.004
Time to first FFP unit (mins)	21 (11–29)	0.97 (0.95 to 1.00)	0.068
Platelet (adult units in first 4 hours)	1 (0–2)	1,43 (1.14 to 1.80)	0.002
Time to first platelet unit (mins)	26 (17–45)	1.00 (0.98 to 1.02)	0.87
Total blood components in first 4 hours (units)	8 (4–14)	1.07 (1.02 to 1.10)	0.001

FFP, fresh frozen plasma; RBC, red blood cell.