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"Way, David P."
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First Responder Virtual Reality Simulator to train and assess emergency personnel for mass casualty response
by
Maicher, Kellen
,
Swearingen, Scott
,
Kman, Nicholas E.
in
Algorithms
,
Automation
,
Collaboration
2023
As mass casualty incidents continue to escalate in the United States, we must improve frontline responder performance to increase the odds of victim survival. In this article, we describe the First Responder Virtual Reality Simulator, a high‐fidelity, fully immersive, automated, programmable virtual reality (VR) simulation designed to train frontline responders to treat and triage victims of mass casualty incidents. First responder trainees don a wireless VR head‐mounted display linked to a compatible desktop computer. Trainees see and hear autonomous, interactive victims who are programmed to simulate individuals with injuries consistent with an explosion in an underground space. Armed with a virtual medical kit, responders are tasked with triaging and treating the victims on the scene. The VR environment can be made more challenging by increasing the environmental chaos, adding patients, or increasing the acuity of patient injuries. The VR platform tracks and records their performance as they navigate the disaster scene. Output from the system provides feedback to participants on their performance. Eventually, we hope that the First Responder system will serve both as an effective replacement for expensive conventional training methods as well as a safe and efficient platform for research on current triage protocols.
Journal Article
Inferior Vena Cava Measurement with Ultrasound: What Is the Best View and Best Mode?
2017
Intravascular volume status is an important clinical consideration in the management of the critically ill. Point-of-care ultrasonography (POCUS) has gained popularity as a non-invasive means of intravascular volume assessment via examination of the inferior vena cava (IVC). However, there are limited data comparing different acquisition techniques for IVC measurement by POCUS. The goal of this evaluation was to determine the reliability of three IVC acquisition techniques for volume assessment: sub-xiphoid transabdominal long axis (LA), transabdominal short axis (SA), and right lateral transabdominal coronal long axis (CLA) (aka \"rescue view\").
Volunteers were evaluated by three experienced emergency physician sonographers (EP). Gray scale (B-mode) and motion-mode (M-mode) diameters were measured and IVC collapsibility index (IVCCI) calculated for three anatomic views (LA, SA, CLA). For each IVC measurement, we calculated descriptive statistics, intra-class correlation coefficients (ICC), and two-way univariate analyses of variance.
EPs evaluated 39 volunteers, yielding 351 total US measurements. Measurements of the three views had similar means (LA 1.9 ± 0.4cm; SA 1.9 ± 0.4cm; CLA 2.0 ± 0.5cm). For B-Mode, LA had the highest ICC (0.86, 95% CI [0.76-0.92]) while CLA had the poorest ICC (0.74, 95% CI [0.56-0.85]). ICCs for all M-mode IVCCI were low. Significant interaction effects between anatomical view and EP were observed for B-mode and M-mode measurements. Post-hoc analyses revealed difficulty in consistent view acquisition between EPs.
Inter-rater reliability of the IVC by EPs was highest for B-mode LA and poorest for all M-Mode IVC collapsibility indices (IVCCI). These results suggest that B-mode LA holds the most promise to deliver reliable measures of IVC diameter. Future studies may focus on validation in a clinical setting as well as comparison to a reference standard.
Journal Article
Bridging the procedures skill gap from medical school to residency: a simulation-based mastery learning curriculum
by
Branditz, Lauren D.
,
San Miguel, Christopher E.
,
Kendle, Andrew P.
in
Ability
,
Academic achievement
,
Achievement tests
2024
The transition from medical student to intern is a recognized educational gap. To help address this, the Association of American Medical Colleges developed the Core Entrustable Professional Activities for entering residency. As these metrics outline expectations for all graduating students regardless of specialty, the described procedural expectations are appropriately basic. However, in procedure-heavy specialties such as emergency medicine, the ability to perform advanced procedures continues to contribute to the disconnect between undergraduate and graduate medical education. To prepare our graduating students for their internship in emergency medicine, we developed a simulation-based mastery learning curriculum housed within a specialty-specific program. Our overall goal was to develop the students' procedural competency for central venous catheter placement and endotracheal intubation before graduation from medical school.
Twenty-five students participated in a simulation-based mastery learning procedures curriculum for ultrasound-guided internal jugular central venous catheter placement and endotracheal intubation. Students underwent baseline assessment, deliberate practice, and post-test assessments. Both the baseline and post-test assessments used the same internally developed checklists with pre-established minimum passing scores.
Despite completing an emergency medicine rotation and a critical care rotation, none of the students met the competency standard during their baseline assessments. All twenty-five students demonstrated competency on both procedures by the end of the curriculum. A second post-test was required to demonstrate achievement of the central venous catheter and endotracheal intubation minimum passing scores by 16% and 28% of students, respectively.
Students demonstrated procedural competency for central venous catheter placement and endotracheal intubation by engaging in simulation-based mastery learning procedures curriculum as they completed their medical school training. With three instructional hours, students were able to achieve basic procedural competence for two common, high-risk procedures they will need to perform during emergency medicine residency training.
Journal Article
Teaching Emotional Intelligence: A Control Group Study of a Brief Educational Intervention for Emergency Medicine Residents
by
Way, David
,
Gorgas, Diane
,
Bahner, David
in
Clinical Competence
,
Education
,
Educational Measurement
2015
Emotional Intelligence (EI) is defined as an ability to perceive another's emotional state combined with an ability to modify one's own. Physicians with this ability are at a distinct advantage, both in fostering teams and in making sound decisions. Studies have shown that higher physician EI's are associated with lower incidence of burn-out, longer careers, more positive patient-physician interactions, increased empathy, and improved communication skills. We explored the potential for EI to be learned as a skill (as opposed to being an innate ability) through a brief educational intervention with emergency medicine (EM) residents.
This study was conducted at a large urban EM residency program. Residents were randomized to either EI intervention or control groups. The intervention was a two-hour session focused on improving the skill of social perspective taking (SPT), a skill related to social awareness. Due to time limitations, we used a 10-item sample of the Hay 360 Emotional Competence Inventory to measure EI at three time points for the training group: before (pre) and after (post) training, and at six-months post training (follow up); and at two time points for the control group: pre- and follow up. The preliminary analysis was a four-way analysis of variance with one repeated measure: Group x Gender x Program Year over Time. We also completed post-hoc tests.
Thirty-three EM residents participated in the study (33 of 36, 92%), 19 in the EI intervention group and 14 in the control group. We found a significant interaction effect between Group and Time (p≤0.05). Post-hoc tests revealed a significant increase in EI scores from Time 1 to 3 for the EI intervention group (62.6% to 74.2%), but no statistical change was observed for the controls (66.8% to 66.1%, p=0.77). We observed no main effects involving gender or level of training.
Our brief EI training showed a delayed but statistically significant positive impact on EM residents six months after the intervention involving SPT. One possible explanation for this finding is that residents required time to process and apply the EI skills training in order for us to detect measurable change. More rigorous measurement will be needed in future studies to aid in the interpretation of our findings.
Journal Article
Learner evaluation of an immersive virtual reality mass casualty incident simulator for triage training
by
Way, David P
,
Kman, Nicholas E
,
Panchal, Ashish R
in
Emergency medical care
,
Feedback
,
First responders
2024
BackgroundTo minimize loss of life, modern mass casualty response requires swift identification, efficient triage categorization, and rapid hemorrhage control. Current training methods remain suboptimal. Our objective was to train first responders to triage a mass casualty incident using Virtual Reality (VR) simulation and obtain their impressions of the training’s quality and effectiveness.We trained subjects in a triage protocol called Sort, Assess, Lifesaving interventions, and Treatment and/or Transport (SALT) Triage then had them respond to a terrorist bombing of a subway station using a fully immersive virtual reality simulation. We gathered learner reactions to their virtual reality experience and post-encounter debriefing with a custom electronic survey. The survey was designed to gather information about participants’ demographics and prior experience, including roles, triage training, and virtual reality experience. We then asked them to evaluate the training and encounter and the system’s potential for training others.ResultsWe received 375 completed evaluation surveys from subjects who experienced the virtual reality encounter. Subjects were primarily paramedics, but also included medical learners as well as other emergency medical service (EMS) professionals. Most participants (95%) recommended the experience for other first responders and rated the simulation (95%) and virtual patients (91%) as realistic. Ninety-four percent (94%) of participants rated the virtual reality simulator as “excellent” or “good.” We observed some differences between emergency medical service and medical professionals regarding their prior experience with disaster response training and their opinions on how much the experience contributed to their learning. We observed no differences between subjects with extensive virtual reality experience and those without.ConclusionsOur virtual reality simulator is an automated, customizable, fully immersive virtual reality system for training and assessing personnel in the proper response to a mass casualty incident. Participants perceived the simulator as an adequate alternative to traditional triage and treatment training and believed that the simulator was realistic and effective for training. Prior experience with virtual reality was not a prerequisite for the use of this system.
Journal Article
Procedural Curriculum to Verify Intern Competence Prior to Patient Care
by
Panchal, Ashish
,
Way, David
,
Khandelwal, Sorabh
in
Clinical Competence
,
Curricula
,
Curriculum
2023
Introduction: Emergency medicine (EM) programs train residents to perform clinical procedures with known iatrogenic risks. Currently, there is no established framework for graduating medical students to demonstrate procedural competency prior to matriculating into residency. Mastery-based learning has demonstrated improved patient-safety outcomes. Incorporation of this framework allows learners to demonstrate procedural competency to a predetermined standard in the simulation laboratory prior to performing invasive procedures on patients in the clinical setting. This study describes the creation and implementation of a competency-based procedural curriculum for first-year EM residents using simulation to prepare learners for supervised participation in procedures during patient care. Methods: Checklists were developed internally for five high-risk procedures (central venous line placement, endotracheal intubation, lumbar puncture, paracentesis, chest tube placement). Performance standards were developed using Mastery-Angoff methods. Minimum passing scores were determined for each procedure. Over a two-year period, 38 residents underwent baseline assessment, deliberate practice, and post-testing against the passing standard score to demonstrate procedural competency in the simulation laboratory during intern orientation. Results: We found that 37% of residents required more than one attempt to achieve the minimum passing score on some procedures, however, all residents ultimately met the competency standard on all five high-risk procedures in simulation. One critical incident of central venous catheter guideline retention was identified in the simulation laboratory during the second year of implementation. Conclusion: All incoming first-year EM residents demonstrated procedural competence on five different procedures using a mastery-based educational framework. A competency-based EM curriculum allowed for demonstration of procedural competence prior to resident participation in supervised clinical patient care.
Journal Article
A Collaborative Approach to Mentored Peer Reviews Sponsored by the Council of Residency Directors in Emergency Medicine
by
Merritt, Chris
,
Messman, Anne M.
,
Love, Jeffrey N.
in
Collaboration
,
Education
,
Educational Advances
2024
Historically, there have been no systematic programs for teaching peer review, leaving trainees to learn by trial and error. Recently, a number of publications have advocated for programs where experienced reviewers mentor trainees to more efficiently acquire this knowledge.
Our goal was to develop an introductory learning experience that intentionally fosters peer-review skills.
The Council of Residency Directors in Emergency Medicine (CORD) offered education fellowship directors the opportunity to mentor their fellows by reviewing submitted manuscript(s) supplemented by educational material provided by their journal. Reviews were collaboratively created. The decision letter that was sent to manuscript authors was also sent to the mentees; it included all reviewers' and editor's comments, as feedback. In 2022, fellows received a post-experience survey regarding prior experiences and their perspectives of the mentored peer-review experience.
From 2020-2022, participation grew from 14 to 30 education fellowships, providing 76 manuscript peer reviews. The 2022 survey-response rate of 87% (20/23) revealed that fellows were inexperienced in education scholarship prior to participation: 30% had authored an education paper, and 10% had performed peer review of an education manuscript. Overall, participants were enthusiastic about the program and anxious to participate the following year. In addition, participants identified a number of benefits of the mentored experience including improved understanding of the scholarship process; informing fellows' scholarly pursuits; improved conceptualization of concepts learned elsewhere in training; and learning through exposure to scholarship.
This program's early findings suggest that collaboration between academic societies and interested graduate medical education faculty has the potential to formalize the process of learning peer review, benefitting all involved stakeholders.
Journal Article
When teaching procedures in simulation, do simulation adjuncts translate to better performance?
by
San Miguel, Christopher E.
,
Way, David P.
,
Leung, Cynthia G.
in
Acuity
,
Advancing Simulation Practice
,
And gastric varices; Balloon tamponade
2025
Background
Learners should ideally be taught low-frequency, high-acuity procedures in a simulated clinical environment to limit patient harm. Evidence supporting a simulation scenario with educational adjuncts to teach procedures versus a traditional procedure laboratory have not been previously demonstrated. To investigate the effects of simulation adjuncts on procedural skills attainment, we compared performances of learners who trained on a modified airway task trainer within the context of a simulation scenario with educational adjuncts for balloon tamponade placement to those who trained on the same task trainer in a typical procedure laboratory setting.
Methods
Fifty learners completed the curriculum: 37 emergency medicine residents, 8 emergency medicine/internal medicine residents, and 5 gastroenterology fellows. Learners were randomized into a simulation scenario with adjuncts (SA) or a control group using a modified task trainer in a procedure laboratory (PL) setting. We conducted baseline, approximately 1-month, and 5-month post-training assessments of self-identified competence, knowledge of the procedure, and observed procedural skills.
Results
Learners from both groups demonstrated significant improvement on all three assessments from baseline to the first post-training session. Between the first and second follow-ups, both groups significantly improved on self-assessed competence. At the second follow-up, the PL-trained group scored significantly higher than the SA group on the performance assessment.
Conclusions
All learners demonstrated significant improvements in knowledge, skills performance, and feelings of competence. The PL group demonstrated significantly higher skills performance during the second follow-up after training. This finding suggests that structured practice alone is an effective learning strategy for balloon tamponade placement without needing the resources of accompanying adjuncts within a simulation scenario, and that education with additional adjuncts may contribute to skills decay over time.
Journal Article
Development and Validation of a Scoring Rubric for Editorial Evaluation of Peer-review Quality: A Pilot Study
by
Merritt, Chris
,
Way, David P
,
Ander, Douglas S
in
Decision making
,
Editors
,
Education, Medical, Graduate
2024
Despite the importance of peer review to publications, there is no generally accepted approach for editorial evaluation of a peer review's value to a journal editor's decision-making. The graduate medical education editors of the
Special Issue in Educational Research & Practice (Special Issue) developed and studied the holistic editor's scoring rubric (HESR) with the objective of assessing the quality of a review and an emphasis on the degree to which it informs a holistic appreciation for the submission under consideration.
Using peer-review guidelines from several journals, the Special Issue's editors formulated the rubric as descriptions of peer reviews of varying degree of quality from the ideal to the unacceptable. Once a review was assessed by each editor using the rubric, the score was submitted to a third party for blinding purposes. We compared the performance of the new rubric to a previously used semantic differential scale instrument. Kane's validity framework guided the evaluation of the new scoring rubric around three basic assumptions: improved distribution of scores; relative consistency rather than absolute inter-rater reliability across editors; and statistical evidence that editors valued peer reviews that contributed most to their decision-making.
Ninety peer reviews were the subject of this study, all were assessed by two editors. Compared to the highly skewed distribution of the prior rating scale, the distribution of the new scoring rubric was bell shaped and demonstrated full use of the rubric scale. Absolute agreement between editors was low to moderate, while relative consistency between editor's rubric ratings was high. Finally, we showed that recommendations of higher rated peer reviews were more likely to concur with the editor's formal decision.
Early evidence regarding the HESR supports the use of this instrument in determining the quality of peer reviews as well as its relative importance in informing editorial decision-making.
Journal Article