A study using the 2023 NEMSIS Public-Release Research Dataset examined adverse events after prehospital neuromuscular blockade-assisted airway management. The authors reported that 27.5% of included patients experienced at least one event within 10 minutes www.tandfonline.com/doi/full/10....

Researchers used 2024–2025 NEMSIS data to model prehospital blood transfusion after motor vehicle crashes. Two models identified 3.6% and 3.4% of eligible activations as having a high predicted probability of transfusion. Read more: doi.org/10.1080/1090...

Register today: healthcare-uofu.nbsstore.net/nemsis Join us as we celebrate 25 years of progress and work together to advance patient care through high-quality EMS data. October 6–9, 2026 Black Rock Mountain Resort | Heber City, Utah

The National Highway Traffic Safety Administration (NHTSA) issued a notice requesting public comments on a planned initiative to track how state & territory jurisdictions link motor vehicle crash logs directly w/ injury surveillance & hospital medical data www.regulations.gov/docket/NHTSA...

Register today: healthcare-uofu.nbsstore.net/nemsis The 2026 NEMSIS Annual Meeting is right around the corner! October 6–9, 2026 Black Rock Mountain Resort | Heber City, Utah Hotel reservations: be.synxis.com?adult=2&arri...

The AI Tool the Agency Didn’t Know It Was Using. Watch the entire presentation by Ryan Stark here: www.youtube.com/watch?v=xsPE...

A cross-sectional study used 2019 NEMSIS data to examine substance use and injury severity among 176,931 domestic assault EMS cases in the U.S. Read more about the reported patterns and findings: doi.org/10.1136/ip-2...

A study using NEMSIS data examined EMS transport of critically injured adults to verified trauma centers by region, rurality, and neighborhood deprivation. The authors reported substantial variation across regions and settings. Read more: www.surgjournal.com/article/S003...

Register today: healthcare-uofu.nbsstore.net/nemsis The 2026 NEMSIS Annual Meeting is more than a celebration of our past, it's a chance to help define the future of EMS data. October 6–9, 2026 Early Bird pricing ends July 31, 2026 Hotel reservations: be.synxis.com?adult=2&arri...

Join us for the 2026 NEMSIS Annual Meeting, October 6–9, 2026, at the Black Rock Mountain Resort in Heber City, Utah, as we celebrate 25 Years of NEMSIS: A Legacy of Data, A Future of Care. Registration: healthcare-uofu.nbsstore.net/nemsis

Today, we honor the providers across the nation who deliver care in unpredictable, high-stakes environments every single day. From all of us at NEMSIS, thank you! Your work has a lasting impact far beyond itself, and we are grateful for everything you do.

CPR & bleeding control can make the difference between life and death, especially in the critical minutes before EMS arrives Learn CPR American Heart Association: cpr.heart.org American Red Cross: www.redcross.org/take-a-class Stop the Bleed training www.stopthebleed.org

From infants to adolescents, pediatric emergencies present unique challenges & EMS professionals are prepared to meet them The EMSC Innovation and Improvement Center program works to improve pediatric emergency care nationwide mchb.hrsa.gov/programs-imp...

From roadway awareness to proper lifting techniques, from equipment readiness to mental health support, protecting EMS professionals protects the entire system. Take some time to explore the mental health resources available on EMS.gov: www.ems.gov/mental-health/

On this first day of National EMS Week, we celebrate the power of education, on scene and beyond. Explore EMS education resources: www.ems.gov/resources/ Learn more about EMS Week here: emsweek.org

The NEMSIS TAC today announced the release of the 2025 Public-Release Research Dataset, the nation’s largest publicly accessible dataset of EMS activations. Includes 63,635,893 EMS activations by 14,801 EMS agencies servicing 54 states and territories. nemsis.org/using-ems-da...

The NEMSIS 2024-2025 Blood Transfusion Report presents a national description of EMS-administered blood products, representing 48,048 activations from January 2024 through December 2025. Download a copy here nemsis.org/using-ems-da... under Special Topic Reports. nemsis.org/wp-content/u...

A new JAMA research letter analyzing NEMSIS data reports that heat-related EMS activations increased 65% nationwide, rising from 12.5 to 20.7 per 100,000 people. Access the article here: jamanetwork.com/journals/jam...

Using NEMSIS data, researchers found that establishing State Medical Operations Coordination Centers (SMOCCs) during the pandemic was associated with a 35% immediate increase in hospital-to-hospital transfer rates. Access the full article here: jamanetwork.com/journals/jam...

A new study using NEMSIS found that as neighborhood poverty increased, the likelihood that an OHCA was witnessed decreased. Access the full article here: www.resuscitationjournal.com/article/S030...

Bryan Wilson, MD (NEMSQA), highlights an important observation: a significant portion of patients who do not survive were still showing signs of life when EMS arrived. Understanding these patterns helps improve assessment and treatment in the field. youtu.be/-A5FSeJmOJo

Researchers examined state-level EMS protocols and nationwide practice patterns related to the prehospital use of noninvasive positive pressure ventilation (NIPPV). Access the article here: www.jem-journal.com/article/S073...

A new study examines nationwide trends in prehospital blood product use after injury from 2020 to 2023, using NEMSIS data. Access the article here: onlinelibrary.wiley.com/doi/10.1111/...

A recent study shows how NEMSIS data can be used to evaluate real-world changes in EMS clinical practice at a national scale. Access the study here: pubmed.ncbi.nlm.nih.gov/41380056/

The National Emergency Medical Services Information System (NEMSIS) is the largest repository of emergency medical services activation data in the United States, collecting, storing, and sharing tens of millions of records each year. Watch the intro video here: www.youtube.com/watch?v=V5Ru...

To the EMS data community that keeps all of us moving forward: THANK YOU! Your curiosity, persistence, and steady dedication have shaped another year of real progress. Happy Holidays from all of us at the NEMSIS TAC!

A new study compared out-of-hospital cardiac arrests (OHCA) at U.S. airports compared to other public locations. Researchers found that airports had significantly higher rates of witnessed cardiac arrests, immediate CPR, and early use of AEDs. jamanetwork.com/journals/jam...

A new study examines the relationship between EMS agencies, patient characteristics, and the quality of pediatric prehospital care. doi.org/10.1542/peds... Access the related dashboard of pediatric-specific measures maintained by @QualityEms (NEMSQA) nemsis.org/public-preho...

A recent national analysis examines how consistently vital signs are assessed in EMS non-transport encounters. Using the 2023 NEMSIS Public Release Research Dataset, the study analyzed nearly 6 million adult non-transport incidents. Access the article here: doi.org/10.1080/1090...

A new study examined the geospatial clustering of pediatric firearm injuries across the United States from 2012 to 2022. Read the complete study and watch the video abstract here: publications.aap.org/pediatrics/a...