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requirements was a barrier to further medical sustainment   The 70 medical knowledge and procedural skill items were
                 7
          training.  This is important because these 18Ds indicated that   categorized  by  a  panel  of  experts. This  panel  of  experts  in-
          medical  skill  sustainment  training  would  substantially  im-  cluded two enlisted special operations medical personnel, an
          prove their ability to deliver medical care. 7     active-duty physician assistant, and two active-duty physicians
                                                             embedded within SOF unit leadership. Categorization was
          Despite the essential role of sustainment training for SOF med-  completed  in  four  phases.  First,  each  expert  completed  the
          ics, there is no recent data on the self-perceived sustainment   categorization worksheet independently of other panel mem-
          training needs of SOF medics. To fill this important gap, and   bers. This worksheet included the 70 items and instructions
          toward preserving life on the battlefield, the present study was   to place the items into whatever categories the expert may de-
          designed to survey active SOF medics regarding their self-   vise. Second, completed worksheets were distributed among
          perceived sustainment training needs and their perceptions of   the experts for review. Third, experts then met to determine
          how sustainment training could be improved. The survey in-  the optimal number and names of categories, and which items
          cluded their confidence ratings on 70 specific medical knowl-  belonged in each category. Lastly, the finalized consensus cate-
          edge and procedural skill items, assembled into 9 categories   gorization schema was approved by all panel experts.
          by a panel of experts. Participants also indicated whether ad-
          ditional training in these areas would make them more profi-  The consensus included the following 9 categories (abbrevia-
          cient in their role as a SOF medic. Lastly, open-ended inquiries   tions in parentheses):
          provided opportunities for SOF medics to indicate their most
          important areas of training needs, their preferred sustainment   1.  Infectious disease (Infect)
          training modalities, the best aspects of SOF medic sustainment   2.  Anesthesia/Airway (Air)
          training, and how SOF medic sustainment training could be   3.  Trauma/Resuscitation/Surgical Skills (Trauma)
          improved.                                          4.  Environmental (Env)
                                                             5.  Critical Care (Crit)
          Our null hypotheses were that there would be no statisti-  6.  Tactical/Administrative (Admin)
          cally significant differences in confidence (hypothesis 1) or in   7.  Psychiatric/Neurologic (Neuro)
          whether additional training would increase proficiency as a   8.  Other, but not limited to, including veterinary/dental/minor
          SOF medic (hypothesis 2) across 9 categories of established   procedures/diagnostic (Other)
          medical knowledge and procedural skills expected of a SOF   9.  Differential Diagnosis (DiffDiag)
          medic.
                                                             Table 1 shows that the majority (61%) of items were in one
                                                             category, one-third (34%) were in two categories, and 4%
          Methods
                                                             were in three categories.
          The study protocol was approved by the Institutional Review
          Board at Naval Medical Center San Diego (NMCSD.2020.0053),   The survey also included qualitative open-ended questions re-
          with a waiver of informed consent based on anonymous re-  garding the state of SOF medic sustainment training, the best
          sponding. Manuscript approvals from Public Affairs Officers   aspects of SOF sustainment training, how SOF sustainment
          were obtained from Naval Special Warfare Command, Navy   training can be improved, areas where additional training
          Medicine Readiness and Training Command San Diego, and   would benefit them the most, and preferred training modali-
          the Uniformed Services University of the Health Sciences.  ties. The survey also included a space for participants to sound
                                                             off with any additional comments or observations they might
          Target Population and Recruitment                  have regarding SOF sustainment training.
          The target study population was active SOCMs and Special
          Operations  Tactical Medics (SOTM). Participants were re-  Design and Data Analysis
          cruited via email. A pre-formed distribution list of all active   This observational study employed a cross-sectional design in
          SOCM/SOTM personnel was obtained from unit leadership.   that each participant was measured once. Confidence ratings
          Potential participants received an invitation email, which em-  were analyzed using analysis of variance (ANOVA). Nominal
          phasized that participation was strictly voluntary. Further, the   needs data were analyzed using McNemar’s tests. Responses
          invitation emphasized that study participation and study data   from open-ended questions were assessed using thematic analysis
          would be kept anonymous, private, and confidential, and it   methodology. Quantitative analyses were conducted using SPSS
          encouraged participants to be completely honest and candid   statistical software (version 23, IBM Inc., Chicago, IL). Quan-
          with their responses. Clicking on the email link brought the   titative results are expressed as percentages or as mean, stan-
          participant to the survey at the Max.gov online survey web-  dard deviation (SD), and range values in text, and as mean and
          site. Data were collected between 2021 and 2022.   standard error of the mean (SEM) in figures. Differences were
                                                             considered to be statistically significant at the P<.05 threshold.
          Survey Development
          The quantitative portion of the survey included the 70 specific   Results
          medical knowledge and procedural skill items listed in the Ad-
          vanced Tactical Paramedic Protocols (10th Edition). Each of   Participant Population
          these 70 items was queried in two contexts. First, participants   A total of 68 SOF medics responded to the invitation. Of
          responded on a 1–5 scale (1 = strongly disagree, 5 = strongly   these, 57 (84%) sufficiently completed the survey to be in-
          agree) to the prompt, “I have confidence in . . .” Second, partic-  cluded for statistical analysis (n=57). Participants were
          ipants responded either Yes or No to the prompt, “I would be   well-divided between SOCM (53%) and SOTM (47%), with
          more proficient in my role as a SOF medic if I had additional   roughly half (49%) completing initial training within the
          training in the application of . . .”              prior 4 years. The majority were Special Warfare Operator

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