Author Contributions: Dr Bobrow had full access to all of the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.
Study concept and design: Bobrow, Clark,
Ewy, Sanders, Berg, Richman, Kern.
Acquisition of data: Bobrow, Clark.
Analysis and interpretation of data: Bobrow, Clark, Ewy, Chikani, Sanders, Berg.
Drafting of the manuscript: Bobrow,
Clark, Ewy, Chikani, Sanders, Berg, Richman.
Critical revision of the manuscript for important intellectual content: Bobrow, Clark, Ewy, Sanders, Berg, Kern.
Statistical analysis: Chikani.
Administrative, technical, or material support: Bobrow, Clark, Ewy, Sanders, Berg, Kern.
Study supervision: Bobrow.
Financial Disclosures: None reported.
Funding/Support: There was no funding organizations or sponsors for this study.
Additional Contributions: Paula R.
Brazil, MA (Arizona Department of Health Services, Bureau of Emergency Medical Services and Trauma System), provided valuable and gracious assistance in the writing and editing of this manuscript. Ms Brazil did not receive any compensation. Editing, proofreading, and reference verification were provided by the Section of Scientific Publications,
Mayo Clinic. We thank the entire EMS community in the state of Arizona for participating in the SHARE program. This manuscript is dedicated to the firefighters and paramedics who risk their lives every day to save the lives of others.