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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