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Table 1 Utstein style clinical characteristics of the patients

From: Correlation between end-tidal carbon dioxide and the degree of compression of heart cavities measured by transthoracic echocardiography during cardiopulmonary resuscitation for out-of-hospital cardiac arrest

Number of the patients18
Men/women (n)13/5
Age (years ± SD)66.6 ± 12.6
Location of OHCA (n (%)) 
 Home12 (66.7)
 Workplace3 (16.7)
 Street1 (5.5)
 EMS ambulance car2 (11.1)
Aetiology of OHCA (n (%)) 
 Cardiac11 (61.1)
 Hypoxia5 (27.8)
 Pulmonary embolism1 (5.5)
 Metabolic1 (5.5)
Witnessed OHCA (n (%))18 (100.0)
First monitored rhythm (n (%))
 Ventricular fibrillation6 (33.3)
 Pulseless electrical activity7 (38.9)
 Asystole5 (27.8)
Bystander CPR* (n (%))
 Compression and ventilation2 (11.1)
 Compressions only10 (55.6)
Phone-assisted CPR** (n (%))12 (66.7)
Time from collapse to any CPR attempt (s ± SD)181 ± 160
Response time (s ± SD)455 ± 292
BLS duration (s ± SD)274 ± 264
ALS duration (s ± SD)1916 ± 1085
Time from collapse to ROSC or CPR termination (s ± SD)2371 ± 1210
Defibrillation time** (s ± SD)467 ± 248
Any ROSC12 (66.7)
Sustained ROSC8 (44.4)
30-day survival or survival to discharge (n (%))6 (33.3)
30-day favourable neurological outcome ((CPC score 1 or 2) (n (%))5 (27.8)
  1. OHCA out-of-hospital cardiac arrest, EMS emergency medical services, CPR cardiopulmonary resuscitation, BLS basic life support, ALS advanced life support, ROSC return of spontaneous circulation, CPC cerebral performance category
  2. *In two patients with witnessed OHCA in the EMS ambulance car, BLS and phone-assisted CPR were not applicable. **If indicated