Skip to main content

Table 2 Characteristics of the propensity score-matched patients

From: Early administration of fibrinogen concentrate is associated with improved survival among severe trauma patients: a single-centre propensity score-matched analysis

 Control group
n = 31
FC group
n = 31
Matched standardised differencep value
Age (years)55 (36–72)53 (32–74)− 0.0060.978
Gender, male25 (80.6)19 (61.3)− 0.4350.093
Blunt trauma29 (93.5%)29 (93.5%)< 0.0011.000
Mechanism of the injury
 Traffic accident (in the car)12 (38.7%)12 (38.7%)< 0.0011.000
 Traffic accident (pedestrian)11 (35.5%)11 (35.5%)< 0.001
 Fall6 19.4%)6 19.4%)< 0.001
 Invert0 (0.0%)0 (0.0%)< 0.001
 Stab wound/cutting2 (6.5%)2 (6.5%)< 0.001
 Others0 (0.0%)0 (0.0%)< 0.001
Injury to the admission to the ED
 0–30 (min)6 (19.3%)6 (19.3%)< 0.0010.963
 30–60 (min)18 (58.0%)18 (58.0%)< 0.001
 60–90 (min)4 (12.9%)3 (9.67%)− 0.102
 90– (min)3 (9.67%)4 (12.9%)0.102
Revised trauma score5.03 (4.09–6.90)5.68 (4.45–6.38)0.0860.750
Probability of survival0.684 (0.276–0.878)0.724 (0.275–0.886)0.0430.894
Vital signs on the admission to ED
 Heart rate (per min)94 (68–120)105 (80–120)0.1190.578
 Glasgow coma scale6 (3–13)7 (4–14)0.2710.228
 Systolic Blood Pressure (mmHg)112 (91–150)100 (70–140)− 0.1350.383
 Respiratory rate (per min)19 (16–24)24 (16–30)0.4590.105
Injury severity score30 (21–36)34 (25–41)0.3530.182
 AIS head and neck4 (0–5)4 (0–5)0.0160.895
 AIS face0 (0–0)0 (0–1)− 0.4030.414
 AIS chest3 (0–4)3 (0–4)− 0.1640.699
 AIS abdomen0 (0–2)0 (0–3)0.6600.087
 AIS extremity1 (0–3)2 (0–3)− 0.2950.668
 AIS external1 (0–1)1 (0–1)0.4190.678
Blood gas analysis
 pH7.33 (7.24−7.37)7.25 (7.15−7.35)− 0.2830.095
 Base deficit (mmol/L)3.7 (2.1− 6.7 )6.3 (2.4–12.5)− 0.3430.130
 Lactate (mmol/L)4.1 (2.9–5.5)4.9 (3.0–7.9)0.2190.260
Laboratory data
 Platelet (× 103/μL)208 (163–240)193 (114–235)− 0.1580.559
 PT-INR1.08 (1.03–1.27)1.20 (1.10–1.40)− 0.1580.078
 Fibrinogen (mg/dL)169 (124–200)164 (138–219)0.1130.647
 FDP (μg/mL)120.0 (66.6–267.0)93.5 (43.0–188.0)0.0820.391
 D-dimer (μg/mL)67.5 (46.5–207.7)56.9 (20.4–125.0)− 0.0190.240
  1. FC fibrinogen concentrate, ED emergency department, AIS Abbreviated Injury Scale, PT-INR prothrombin time-international normalised ratio, FDP fibrin/fibrinogen degradation products