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Table 4 Hemostatic and fluid resuscitation in patients classified by Shock Index

From: The Shock Index revisited – a fast guide to transfusion requirement? A retrospective analysis on 21,853 patients derived from the TraumaRegister DGU®

Transfusion requirements Group I (SI <0.6, no shock) Group II (SI ≥0.6 to <1.0, mild shock) Group III (SI ≥1.0 to <1.4, moderate shock) Group IV (SI ≥1.4, severe shock)
All blood products/units (n)     
 Mean ± standard deviation 1.0 (4.8) 2.8 (9.0) 9.9 (17.6) 21.4 (26.2)
 Median (IQR) 0 (0 to 0) 0 (0 to 0) 2 (0 to 13) 13 (2 to 31)
pRBC transfusions/units (n)     
 Mean ± standard deviation 0.8 (2.8) 1.9 (4.9) 5.4 (8.5) 10.7 (12.7)
 Median (IQR) 0 (0 to 0) 0 (0 to 0) 2 (0 to 7) 6 (2 to 14)
FFP transfusions/units (n)     
 Mean ± standard deviation 0.6 (2.4) 1.5 (7.1) 4.4 (8.0) 8.4 (11.1)
 Median (IQR) 0 (0 to 0) 0 (0 to 0) 0 (0 to 6) 5 (0 to 12)
TC transfusion/units (n)     
 Mean ± standard deviation 0.1 (0.5) 0.1 (0.7) 0.6 (2.1) 1.3 (2.5)
 Median (IQR) 0 (0 to 0) 0 (0 to 0) 0 (0 to 0) 0 (0 to 2)
TASH score (points)     
 Mean ± standard deviation 3.3 (3.0) 5.1 (4.0) 10.3 (4.9) 15.4 (4.9)
 Median (IQR) 0 (0 to 0) 4 (2 to 7) 10 (7 to 14) 16 (12 to 19)
Intravascular fluids at scene (ml)     
 Mean ± standard deviation 1,092 (745) 1,288 (854) 1,577 (1,126) 1,844 (1,097)
 Median (IQR) 1,000 (500 to 1,500) 1,000 (500 to 1,500) 1,500 (1,000 to 2,000) 1,500 (1,000 to 2,500)
Intravascular fluids at ED (ml)     
 Mean ± standard deviation 1,716 (1,666) 2,148 (2,490) 3,071 (2,690) 3,955 (3,057)
 Median (IQR) 1,000 (500 to 2,000) 1,000 (500 to 2,500) 2,000 (1,000 to 4,000) 3,000 (1,500 to 5,000)
Vasopressors at ED 1,009 (16.5) 2,664 (23.2) 1,064 (48.6) 754 (77.9)
  1. Data presented as n (%), mean ± standard deviation or median (interquartile range (IQR)). n = 21,853; P <0.001 for all parameters. FFP Fresh frozen plasma, pRBC Packed red blood cells, TASH Trauma-associated Severe Hemorrhage, TC Thrombocyte concentrates.