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Table 1 Baseline characteristics of the MT and non-MT groups

From: Immediate screening method for predicting the necessity of massive transfusions in trauma patients: a retrospective single-center study

  MT group non-MT group Pvalue
Age (year) 53 ± 20 49 ± 20 0.22
Males, n (%) 24 (73) 154 (68) 0.60
Blunt mechanism, n (%) 30 (91) 228 (95) 0.25
HR (beats/min), mean ± SD 106 ± 31 87 ± 16 <0.001
SBP (mmHg), mean ± SD 99 ± 36 136 ± 27 <0.001
Shock index, median (IQR) 1.04 (0.79, 1.50) 0.63 (0.52, 0.77) <0.001
Body surface temperature (°C), median (IQR) 36.1(35.7, 36.6) 36.6(36.1, 36.9) 0.002
BE (mmol/l), median (IQR) −4.8 (−8.2, −2.4) −0.3 (−2.2, 1.0) <0.001
Lactate (mmol/l), median (IQR) 3.7 (2.8, 5.7) 2.0 (1.3, 2.7) <0.001
Hemoglobin (g/dl), median (IQR) 12.4 (10.7, 13.4) 13.8 (12.3, 15.0) <0.001
Platelet count (×104/μl), median (IQR) 19.3 (15.6, 22.3) 21.5 (18.1, 25.4) 0.013
Fibrinogen (mg/dl), median (IQR) 247 (192, 312) 324 (272, 376) <0.001
INR, median (IQR) 1.02 (0.95, 1.37) 0.92 (0.88, 0.98) <0.001
D-dimer (μg/ml), median (IQR) 32.0 (12.6, 101.8) 4.6 (0.9, 19.1) <0.001
Positive FAST result, n (%) 20 (61) 16 (7) <0.001
Pelvic fracture, n (%) 14 (42) 14 (6) <0.001
ISS, median (IQR) 41 (30, 45) 9 (2, 17) <0.001
RCC (units), median (IQR) 20 (13, 31) 0 (0, 0) <0.001
FFP (units), median (IQR) 12 (8, 22) 0 (0, 0) <0.001
PC (units), median (IQR) 20 (0, 45) 0 (0, 0) <0.001
Mortality, n (%) 9 (27) 3 (1) <0.001
  1. Shock index: heart rate/systolic blood pressure. MT massive transfusion, HR heart rate, SD standard deviation, SBP systolic blood pressure, IQR interquartile range, BE base excess, INR international normalized ratio, FAST focused assessment of sonography for trauma, ISS injury severity score, RCC red cell concentrate, FFP fresh frozen plasma, PC platelet concentrate.