Abstract

Background It is known that even if spontaneous circulation returns after cardiopulmonary resuscitation(CPR) in geriatric out-of-hospital cardiac arrests(OHCA), the overall one-year survival rate of these patients is very low. In our study, we aimed to investigate the factors affecting survival in OHCA cases. Methods OHCA patients over 18 years of age were examined in two different groups as 18–64 years old and over 65 years old. Demographic data, comorbidities, cardiac arrest rhythms and minutes, and the number of days they were hospitalized in the intensive care unit were recorded. Results The mean age was 65.9 ± 15.8 years and 39.9% (n = 110) of the patients were female. The number of intensive care unit stays was significantly higher in the over-65 age group (p = 0.011). The mortality rate and one-year survival rate were significantly lower in the over-65 age group (p < 0.001). Median CPR time was 21 min (IQR:14–32) in the entire patient population. The duration of CPR was 22 min (IQR:14–35) in patients with in-hospital mortality, and 15 min (IQR:13–25) in patients discharged from the hospital. In this comparison, the difference is statistically significant (p = 0.008). Conclusion In our study, it was determined that especially over 65 years of age, coronary artery disease, and post-arrest CPR duration were determinant and predictive factors in in-hospital and long-term survival.

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