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Table 8 Influence of extrathoracic factors and thoracic injuries on duration of ventilation in the study group as indicated in ventilator days

From: Predictors of poor outcomes after significant chest trauma in multiply injured patients: a retrospective analysis from the German Trauma Registry (Trauma Register DGU®)

  Non standardized coefficients Standardized coefficients Significance p=
(constant) ≥1,183   ,000
Age 50–59 years 1,368 ,040 ,000
Age 60–69 years 2,584 ,066 ,000
Age 70–79 years 3,746 ,086 ,000
Age over 80 years 2,887 ,047 ,000
Male patient 1,327 ,047 ,000
AIS Head ≥ 3 5,821 ,234 ,000
AIS Abdomen ≥ 3 1,912 ,064 ,000
AIS Extremity ≥ 3 1,317 ,052 ,000
Shock (RR ≥90) upon resuscitation 2,027 ,063 ,000
Shock (RR ≥90) upon admission 3,052 ,079 ,000
Blood transfusion (under 10 units) 4,458 ,153 ,000
Blood transfusion (over 10 units) 5,447 ,093 ,000
Hemothorax minor (AIS 3) 1,094 ,032 ,000
Hemothorax major (AIS 4) 2,649 ,069 ,000
Flail chest unilateral minor (AIS 3) ,823 ,016 ,029
Flail chest unilateral major (AIS 4) ,813 ,015 ,036
Flail chest bilateral (AIS 5) 3,927 ,062 ,000
Unilateral minor lung laceration (AIS 3) 2,525 ,046 ,000
Unilateral major or bilateral minor lung laceration (AIS 4) 4,543 ,086 ,000
Bilateral major lung laceration (AIS 5) 5,658 ,034 ,000
Lung contusion unilateral minor (AIS 3) 1,331 ,050 ,000
Lung contusion major (AIS 4) 3,643 ,072 ,000
Cardiac laceration (AIS ≥ 4) 8,814 ,045 ,000
Pneumothorax severe without tension (AIS 4) 1,089 ,031 ,008
Tension pneumothorax (AIS 5) 3,033 ,050 ,000
Major intrathoracic vessel lesion (AIS 5/6) 6,231 ,036 ,000