Purpose
These competencies establish the coalition’s recommendations for comprehensive educational standards and competency requirements for emergency medical services (EMS) personnel authorized to administer blood products in the prehospital environment. This guideline serves as a resource document to ensure that EMS clinicians possess the requisite knowledge, skills, and competencies to safely and effectively perform blood transfusions, recognize and manage complications, and maintain quality standards. Implementation of standardized training programs requires systematic curriculum development in alignment with established educational principles, competency validation, ongoing education, quality improvement measures, and close medical oversight in accordance with established standards and best practices.1,3
The content and recommendations within this document should be implemented in coordination with local medical oversight, regulatory requirements, and organizational policies, along with accepted pedagogical and evaluative principles. Regular review and updates ensure continued relevance and effectiveness in preparing EMS clinicians for safe and competent blood product administration.
Introduction
The administration of blood products in the prehospital setting requires specialized training beyond standard paramedic education. As prehospital blood transfusion programs continue to expand across civilian EMS systems, there is a critical need for standardized training competencies to ensure patient safety and optimal clinical outcomes.4,6 Early blood product administration significantly improves survival in patients with hemorrhagic shock, making proper training essential for successful program implementation.7,10
This document establishes evidence-based training standards that address the unique challenges of prehospital blood administration. These competencies encompass medical knowledge requirements, operational competencies, administrative responsibilities, technical skills, and ongoing professional development. These standards should be implemented in coordination with local medical oversight and are designed to complement existing EMS education frameworks while addressing the specialized requirements of blood product administration.11 12
Effective training programs must incorporate multiple educational modalities, including didactic instruction, simulation-based learning, practical skills assessment, transfusion case study analysis and ongoing competency validation, using established frameworks such as Kern’s six-step model.13 The goal of this training should be to develop clinicians who can confidently identify appropriate candidates for blood transfusion, perform the procedure safely, recognize and manage complications, and maintain proper documentation and quality standards.
Training principles and framework
-
Competency-based education model
All learning objectives must have corresponding educational content delivery strategies.13
Training must include both asynchronous and synchronous learning components.13
Assessment strategies must validate both knowledge and practical performance.
Competency validation must occur under realistic simulated scenarios.14 15
-
Systematic curriculum development
-
Multimodal learning approach
-
Continuous training quality improvement
Core competency domains
Domain 1: medical knowledge competencies
Hemorrhagic shock recognition and management
Learning objectives:
Describe common etiologies of hemorrhagic shock, including traumatic, medical, and obstetric causes.7 8
-
Identify clinical signs and symptoms of hemorrhagic shock:
Altered mental status.
Tachycardia and hypotension.
Weak pulses and delayed capillary refill.
Low ETCO2 and other physiological parameters.
Comprehensive patient physical assessment and history, coupled with scene details.
Explain vital sign variability and shock index calculation (SI=HR/SBP).1
-
Assess external and internal blood loss estimation challenges.
Training should include techniques to estimate volumetric blood loss.
Explain pathophysiological effects on tissue perfusion, cellular metabolism, and hemostasis.1
Identify high-risk patients in the prehospital environment.
Apply comprehensive hemorrhage control guidelines (Tactical Emergency Casualty Care (TECC)/ Tactical Combat Casualty Care (TCCC)/Remote Damage Control Resuscitation (RDCR).18
-
2 A
Blood component knowledge and physiology
Learning objectives:
-
Differentiate between blood product types:
Explain indications, contraindications, and physiological rationale for each product.1 2
Compare the benefits and risks of blood products versus crystalloid/colloid volume expanders.1
Understand cold-chain storage requirements and handling procedures while noting common complicating factors and potential system deficiencies.2 16
-
3 A
Clinical decision-making and indications
Learning objectives:
Identify field indications for blood transfusion based on protocols and patient assessment.
Evaluate contraindications and protocol exclusion criteria.
Apply clinical decision tools and algorithms for transfusion candidacy.
Demonstrate appropriate patient selection and timing decisions.
-
4 A
Transfusion reactions and complications
Learning objectives:
-
Classify transfusion reactions:
Recognize clinical manifestations through scenario review.
Describe immediate management protocols for suspected reactions.1 2
Understand reporting requirements and documentation standards.16
-
5 A
Special populations and cultural considerations
Learning objectives:
Identify considerations for pediatric, obstetric, and geriatric patients.22 23
Address religious and cultural sensitivities regarding blood products.1 2
Document patient refusals and preferences appropriately while establishing patient capacity for this decision.
Understand consent processes and ethical considerations.1
Domain 2: operational competencies
Protocols and practice guidelines
Learning objectives:
Demonstrate familiarity with local EMS transfusion protocols.
Understand medical oversight, authorization, and documentation standards.
Communicate clinical findings using standardized handoff tools.
Integrate with receiving facility procedures and expectations.
-
2 A
Quality improvement and safety
Learning objectives:
Participate in mandatory transfusion case reviews at the local/regional EMS systems level.
Identify and report adverse incidents and near misses.
Engage in reflective practice following cases and simulation exercises.
Contribute to continuous quality improvement initiatives.
Domain 3: administrative and regulatory competencies
Blood product logistics and stewardship
Learning objectives:
Understand blood product requisition, storage, and transport procedures.
Demonstrate temperature monitoring and chain-of-custody documentation.
Apply blood stewardship principles to minimize unnecessary use and wastage.
Coordinate with blood suppliers and receiving facilities.
-
2 A
Regulatory compliance and documentation
Learning objectives:
Domain 4: technical and practical skills
Product preparation and verification
Practical skills:
Demonstrate proper blood handling, including pre-use inspection and warming procedures.
Perform verification processes: patient identification, product matching, expiration verification.
Conduct a physical inspection to ensure product integrity.
Assemble department-specific equipment: intravenous/intraosseous access, infusion devices, filters, warming equipment.
-
2 A
Transfusion administration
Practical skills:
Initiate transfusion according to protocol with appropriate flow rates and monitoring.
Implement structured assessment and reassessment procedures, including patient vital signs, before and during transfusion.
Monitor for clinical response and early complication signs.
Appropriately interrupt the transfusion if complications arise.
Perform emergency medical treatment for transfusion reactions.
-
3 A
Post-transfusion management and documentation
Practical skills:
Document transfusion details: time, product, lot number, patient information, complications.
Communicate transfusion history during transport and hospital handoff.
Provide a complete clinical summary and transfusion documentation to the receiving facility on patient turnover.
Ensure proper disposition of blood products and documentation.
Domain 5: teamwork and professional development
Team communication and system integration
Learning objectives:
Coordinate team roles for safe and efficient blood administration.
Demonstrate closed-loop communication during resuscitative efforts.
Engage effectively with hospital staff, blood banks, and regional partners.
Prioritize transparency in all interactions and nurture a collaborative and inclusive environment for all stakeholders.
Establish a process where system participants can voice concerns to either the American Association of Blood and Biotherapies (AABB) or appropriate system leadership.
Facilitate seamless care transitions and continuity.
-
2 A
Ongoing education and professional development
Learning objectives:
Complete initial credentialing requirements for blood administration.
Participate in regular (annual at a minimum) refresher training and simulation assessments.
Engage in case periodic reviews (semiannual at a minimum) and continuing education activities.
Maintain active credentialing through competency demonstration.
Identify personal learning needs and pursue knowledge advancement.
Training implementation requirements
Initial training program
Minimum requirements:
-
Duration: minimum 8 hours of instruction (based on successful program models).13
-
Assessment:
-
2 1
Practical skills assessment
Required demonstrations:
Blood product inspection and verification procedures.
Transfusion initiation and monitoring protocols.
Complication recognition and management.
Documentation and communication requirements.
Equipment setup and troubleshooting.
-
3 1
Simulation-based training
Scenario requirements:
Hemorrhagic shock recognition and decision-making.1 7
Transfusion reaction management.2
Equipment failure and problem solving.13
Communication and teamwork exercises.1
High-stress environment training.13
-
4 1
Competency validation process
Assessment methods:
Continuing education requirements
Annual refresher training
Required components:
Review of core competencies and recent updates.17
Case-based learning from local experiences.13 17
Skills practice and validation.2
Quality improvement review and feedback.17
Protocol updates and regulatory changes.16
-
2 1
Ongoing competency maintenance
Requirements:
Annual skills assessment and validation.2 13
Participation in case review processes.17
Completion of continuing education hours.2
Demonstration of current competency.17
Peer review and feedback processes.17
-
3 1
Advanced training opportunities
Optional enhancements:
Quality assurance and program management
Training program oversight
Requirements:
Medical director supervision and approval.17
Regular curriculum review and updates.2 13
Instructor qualification and training.13
Program effectiveness evaluation.13
Continuous improvement processes.17
-
2 1
Documentation and record keeping
Requirements:
Individual training records and certifications.16
Competency assessment documentation.2 16
Continuing education tracking.2
Quality metrics and outcomes measurement.17
Regulatory compliance documentation.16
-
3 1
Performance monitoring
Metrics:
Implementation considerations
System readiness assessment
Evaluate organizational capacity for training program.3 13
Assess available resources and infrastructure.13
Identify training personnel and expertise.13
Determine equipment and facility requirements.2
Establish partnerships with educational institutions.13
-
2 1
Phased implementation approach
Pilot program with selected personnel.13 17
Gradual expansion based on experience.17
Continuous feedback and program refinement.13 17
Integration with existing training programs.11 12
Coordination with operational deployment.17
-
3 1
Resource requirements
Personnel:
Medical director oversight.17
Qualified instructors and simulation specialists.
System accountability officer and outside agency liaison.13,15
Administrative support staff.13
Clinical mentors and preceptors.17
Equipment and facilities:
Simulation laboratory and equipment.14 15
Training materials and resources.13
Assessment tools and documentation systems.13
Blood products or an acceptable substitute for training purposes.14 15
Financial considerations:
Evaluation and outcomes measurement
Training effectiveness metrics
Knowledge retention and skill maintenance.13
Competency assessment performance.13
Field performance and protocol compliance.17
Patient safety and clinical outcomes.17
Provider confidence and satisfaction.13
-
2 1
Program quality indicators
Training completion and certification rates.13
Time to competency achievement.13
Remediation and additional training needs.13
Instructor effectiveness and feedback.13
Curriculum relevance and currency.17
-
3 1
Continuous improvement process
Regulatory compliance and standards
National standards alignment
Compliance with National EMS Education Standards.11
Integration with National EMS Scope of Practice.12
Adherence to AABB standards and guidelines.16
Coordination with state and local regulations.
-
2 1
Accreditation and certification
Alignment with accreditation requirements.
Integration with existing certification processes.
Documentation of regulatory compliance.
Maintenance of professional standards.
-
3 1
Legal and ethical considerations
Understanding of liability and risk management.
Compliance with informed consent requirements.
Protection of patient rights and privacy.
Adherence to professional ethical standards.
The views expressed herein are those of the author(s) and do not necessarily reflect the official policy or position of any agencies under the US government.
Footnotes
Funding: The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Patient consent for publication: Not applicable.
Ethics approval: Not applicable.
Provenance and peer review: Not commissioned; externally peer reviewed.
Data availability statement
No data are available.
References
- 1.Brown JB, Yazer MH, Kelly J, Spinella PC, DeMaio V, Fisher AD, Cap AP, Winckler CJ, Beltran G, Martin-Gill C, et al. Prehospital Trauma Compendium: Transfusion of Blood Products in Trauma - A Position Statement and Resource Document of NAEMSP. Prehosp Emerg Care. 2025:1–10. doi: 10.1080/10903127.2025.2476195. [DOI] [PubMed] [Google Scholar]
- 2.Yazer MH, Spinella PC, Bank EA, Cannon JW, Dunbar NM, Holcomb JB, Jackson BP, Jenkins D, Levy M, Pepe PE, et al. THOR-AABB Working Party Recommendations for a Prehospital Blood Product Transfusion Program. Prehosp Emerg Care. 2022;26:863–75. doi: 10.1080/10903127.2021.1995089. [DOI] [PubMed] [Google Scholar]
- 3.Schaefer RM, Bank EA, Krohmer JR, Haskell A, Taylor AL, Jenkins DH, Holcomb JB. Removing the barriers to prehospital blood: A roadmap to success. J Trauma Acute Care Surg. 2024;97:S138–44. doi: 10.1097/TA.0000000000004378. [DOI] [PubMed] [Google Scholar]
- 4.Carico C, Annesi C, Mann NC, Levy MJ, Acharya P, Hurson T, Lammers D, Jansen JO, Kerby JD, Holcomb JB, et al. Nationwide trends in prehospital blood product use after injury 2020-2023. Transfusion. 2025;65 Suppl 1:S30–9. doi: 10.1111/trf.18221. [DOI] [PMC free article] [PubMed] [Google Scholar]
- 5.Lammers DT, Betzold R, Henry R, Dilday J, Conner JR, Williams JM, McClellan JM, Eckert MJ, Jansen JO, Kerby J, et al. Nationwide estimates of potential lives saved with prehospital blood transfusions. Transfusion. 2025;65 Suppl 1:S14–22. doi: 10.1111/trf.18174. [DOI] [PMC free article] [PubMed] [Google Scholar]
- 6.Braverman MA, Smith AA, Ciaraglia AV, Radowsky JS, Schauer SG, Sams VG, Greebon LJ, Shiels MD, Jonas RB, Ngamsuntikul S, et al. The regional whole blood program in San Antonio, TX: A 3-year update on prehospital and in-hospital transfusion practices for traumatic and non-traumatic hemorrhage. Transfusion. 2022;62 Suppl 1:S80–9. doi: 10.1111/trf.16964. [DOI] [PubMed] [Google Scholar]
- 7.Shackelford SA, Del Junco DJ, Powell-Dunford N, Mazuchowski EL, Howard JT, Kotwal RS, Gurney J, Butler FK, Jr, Gross K, Stockinger ZT. Association of Prehospital Blood Product Transfusion During Medical Evacuation of Combat Casualties in Afghanistan With Acute and 30-Day Survival. JAMA. 2017;318:1581–91. doi: 10.1001/jama.2017.15097. [DOI] [PMC free article] [PubMed] [Google Scholar]
- 8.Sperry JL, Guyette FX, Brown JB, Yazer MH, Triulzi DJ, Early-Young BJ, Adams PW, Daley BJ, Miller RS, Harbrecht BG, et al. Prehospital Plasma during Air Medical Transport in Trauma Patients at Risk for Hemorrhagic Shock. N Engl J Med. 2018;379:315–26. doi: 10.1056/NEJMoa1802345. [DOI] [PubMed] [Google Scholar]
- 9.Guyette FX, Sperry JL, Peitzman AB, Billiar TR, Daley BJ, Miller RS, Harbrecht BG, Claridge JA, Putnam T, Duane TM, et al. Prehospital Blood Product and Crystalloid Resuscitation in the Severely Injured Patient: A Secondary Analysis of the Prehospital Air Medical Plasma Trial. Ann Surg. 2021;273:358–64. doi: 10.1097/SLA.0000000000003324. [DOI] [PubMed] [Google Scholar]
- 10.Holcomb JB, Tilley BC, Baraniuk S, Fox EE, Wade CE, Podbielski JM, del Junco DJ, Brasel KJ, Bulger EM, Callcut RA, et al. Transfusion of plasma, platelets, and red blood cells in a 1:1:1 vs a 1:1:2 ratio and mortality in patients with severe trauma: the PROPPR randomized clinical trial. JAMA. 2015;313:471–82. doi: 10.1001/jama.2015.12. [DOI] [PMC free article] [PubMed] [Google Scholar]
- 11.National Highway Traffic Safety Administration 2021 national emergency medical services education standards. 2021. https://cdn.ymaws.com/naemse.org/resource/resmgr/files/ems_education_standards_2021.pdf Available.
- 12.National Association of State EMS Officials National EMS Scope of Practice Model 2019 (Report no.DOT HS 812-666) 2019
- 13.Garfinkel E, May R, Margolis A, Cohn E, Colburn S, Grawey T, Levy M. Development and Evaluation of a Novel Curriculum for Whole Blood Transfusion by Paramedics in the Prehospital Environment. West J Emerg Med. 2025;26:535–40. doi: 10.5811/westjem.19438. [DOI] [PMC free article] [PubMed] [Google Scholar]
- 14.Cole R, Shen C, Shumaker J, Matthews KJ, Brown ZL, Cuestas J, Rudinsky SL. The impact of simulation-based training on medical students’ whole blood transfusion abilities. Transfusion. 2024;64:1533–42. doi: 10.1111/trf.17906. [DOI] [PubMed] [Google Scholar]
- 15.Fisher AD, Carius BM, Corley JB, Dodge PM, Miles EA, Taylor AL. Conducting fresh whole blood transfusion training. J Trauma Acute Care Surg. 2019;87:S184–90. doi: 10.1097/TA.0000000000002323. [DOI] [PubMed] [Google Scholar]
- 16.Standards for emergency prehospital and scheduled out-of-hospital transfusions. https://www.aabb.org/standards-accreditation/standards/standards-for-emergency-prehospital-and-scheduled-out-of-hospital-transfusions Available.
- 17.Levy MJ, Garfinkel EM, May R, Cohn E, Tillett Z, Wend C, Sikorksi RA, Troncoso R, Jr, Jenkins JL, Chizmar TP, et al. Implementation of a prehospital whole blood program: Lessons learned. J Am Coll Emerg Physicians Open . 2024;5:e13142. doi: 10.1002/emp2.13142. [DOI] [PMC free article] [PubMed] [Google Scholar]
- 18.Bulger EM, Perina DG, Qasim Z, Beldowicz B, Brenner M, Guyette F, Rowe D, Kang CS, Gurney J, DuBose J, et al. Clinical use of resuscitative endovascular balloon occlusion of the aorta (REBOA) in civilian trauma systems in the USA, 2019: a joint statement from the American College of Surgeons Committee on Trauma, the American College of Emergency Physicians, the National Association of Emergency Medical Services Physicians and the National Association of Emergency Medical Technicians. Trauma Surg Acute Care Open. 2019;4:e000376. doi: 10.1136/tsaco-2019-000376. [DOI] [PMC free article] [PubMed] [Google Scholar]
- 19.McGinity AC, Zhu CS, Greebon L, Xenakis E, Waltman E, Epley E, Cobb D, Jonas R, Nicholson SE, Eastridge BJ, et al. Prehospital low-titer cold-stored whole blood: Philosophy for ubiquitous utilization of O-positive product for emergency use in hemorrhage due to injury. J Trauma Acute Care Surg. 2018;84:S115–9. doi: 10.1097/TA.0000000000001905. [DOI] [PubMed] [Google Scholar]
- 20.Smith AA, Alkhateb R, Braverman M, Shahan CP, Axtman B, Nicholson S, Greebon L, Eastridge B, Jonas RB, Stewart R, et al. Efficacy and Safety of Whole Blood Transfusion in Non-Trauma Patients. Am Surg. 2023;89:4934–6. doi: 10.1177/00031348211048831. [DOI] [PubMed] [Google Scholar]
- 21.Rajesh A, Schaefer RM, Krohmer JR, Bank EA, Holcomb JB, Jenkins DH. From shortages to solutions: Liquid plasma as a practical alternative to whole blood for prehospital trauma resuscitation. Transfusion. 2025;65 Suppl 1:S288–96. doi: 10.1111/trf.18183. [DOI] [PubMed] [Google Scholar]
- 22.Newberry R, Winckler CJ, Luellwitz R, Greebon L, Xenakis E, Bullock W, Stringfellow M, Mapp J. Prehospital Transfusion of Low-Titer O + Whole Blood for Severe Maternal Hemorrhage: A Case Report. Prehosp Emerg Care. 2020;24:566–75. doi: 10.1080/10903127.2019.1671562. [DOI] [PubMed] [Google Scholar]
- 23.Brito AM, Yazer MH, Sperry JL, Luther JF, Wisniewski SR, Guyette F, Moore EE, Cotton BA, Vincent L, Fox E, et al. Evolution of whole blood trauma resuscitation in childbearing age females: practice patterns and trends. Trauma Surg Acute Care Open . 2024;9:e001587. doi: 10.1136/tsaco-2024-001587. [DOI] [PMC free article] [PubMed] [Google Scholar]
- 24.Crowe EP, Frank SM, Levy MJ. Mitigating the risk of low-titer group O-positive whole blood resuscitation in females of childbearing potential: toward a systems-based approach. Trauma Surg Acute Care Open . 2024;9:e001687. doi: 10.1136/tsaco-2024-001687. [DOI] [PMC free article] [PubMed] [Google Scholar]
Associated Data
This section collects any data citations, data availability statements, or supplementary materials included in this article.
Data Availability Statement
No data are available.
