Table 1. CARES inclusion criteria
18
Table 2. CARES exclusion criteria
18
Table 3. Cerebral Performance Category (CPC) scores
53
Table 4. Public Reporting of State Aggregate Metrics, 2025
61
Figure 1. Map of 2025 CARES participants
19
Figure 2. Age distribution of OHCA events
44
Figure 3. Etiology of arrest for adults
45
Figure 4. Etiology of arrest for pediatric patients 
45
Figure 5. Etiology of arrest by age group
46
Figure 6. Location of arrest
46
Figure 7. Percentage of events that are bystander witnessed, receive bystander CPR, and survive to 
hospital discharge by arrest location
47
Figure 8. Arrest witness status
47
Figure 9. Presenting arrest rhythm by arrest witness status
48
Figure 10. Distribution of First Responder and EMS response times (time interval from 911 call to 
arrival on scene)
49
Figure 11. Survival rate by EMS response time and arrest witness status
50
Figure 12. Survival rate by EMS response time and arrest witness status, among patients who 
received bystander CPR
50
Figure 13. Bystander CPR provision by arrest witness status.
51
Figure 14. Unadjusted survival outcomes after bystander CPR
51
Figure 15. Unadjusted survival outcomes by who performed first defibrillation in the population with 
a shockable presenting rhythm
52
Figure 16. Unadjusted pre-hospital and in-hospital OHCA patient outcomes
53
Figure 17. Unadjusted survival outcomes by arrest etiology
55
Figure 18. Unadjusted survival outcomes by presenting arrest rhythm
55
Figure 19. Unadjusted survival outcomes by arrest witness status
55
Figure 20. 2025 CARES Non-Traumatic Etiology Utstein Survival Report
56
Figure 21. 2025 CARES Non-Traumatic Etiology Hospital Survival Report
58
Figure 22. Variability in overall survival rates, among EMS agencies with ≥200 CARES cases in 2025
60
Figure 23. Variability in Utstein survival rates, among EMS agencies with ≥200 CARES cases in 2025
60
Figure 24. Variability in bystander CPR rates, among EMS agencies with ≥200 CARES cases in 2025
60
3
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