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Table 1 Characteristics of the study population

From: The elderly age criterion for increased in-hospital mortality in trauma patients: a retrospective cohort study

Variables Frequency (%) or median (IQR)
Age (years) 47 (32, 61)
Sex  
Female 267,281 (41.9)
Male 370,210 (58.1)
Trauma mechanism  
Motor vehicle collision 128,712 (20.2)
Fall 180,277 (28.3)
Blunt injury 129,734 (20.4)
Penetrating injury 41,810 (6.6)
Othera 156,958 (24.6)
Vital signs  
SBP (mmHg) (n = 530,933) 135 (120, 150)
DBP (mmHg) (n = 531,905) 80 (71, 90)
HR (beats/min) (n = 532,749) 81 (73, 91)
RR (breath/min) (n = 532,441) 20 (18, 20)
BT (℃) (n = 532,911) 36.5 (36.3, 36.8)
GCS (n = 133,587) 15 (15, 15)
EMR-ISS 9 (4, 11)
In-hospital mortality 6504 (1.0)
  1. Total number of study population 637,491
  2. BT, body temperature; CI, confidence interval; DBP, diastolic blood pressure; EMR-ISS, excess mortality ratio–adjusted Injury Severity Score; GCS, Glasgow Coma Scale; HR, heart rate; IQR, inter quartile range; OR, odds ratio; RR, respiratory rate; SBP, systolic blood pressure
  3. aOther contains the low-frequency injury mechanisms, such as explosions or foreign bodies