. Author manuscript; available in PMC: 2015 May 21.

Published in final edited form as: Circulation. 2011 Dec 15;125(1):e2–e220. doi: 10.1161/CIR.0b013e31823ac046

Table 10-1.

Incidence and Outcome of Out-of-Hospital Cardiac Arrest in United States

	Incidence per 100 000 Resident Population, Mean (95% CI)
	Overall	Adults	Children
EMS-assessed	124.0 (121.6, 126.4)	140.9 (138.0, 143.8)	13.8 (12.2, 15.4)
EMS treated, non-traumatic cardiac arrest	67.2 (65.5, 68.9)	85.2 (82.9, 87.5)	10.5 (9.1, 11.9)
Bystander-witnessed VF	8.0 (7.4, 8.6)	10.5 (9.7, 11.3)	0.4 (0.1, 0.6)

CI indicates confidence interval; EMS, emergency medical services; VF, ventricular fibrillation. Source: Resuscitation Outcomes Consortium Investigators, unpublished data, June 20, 2011.