Page 70 - JSOM Fall 2019

FIGURE 4 Trauma airway assessment tool. 13

TABLE 2 Raw Data From Postworkshop Performance Evaluation Tool
Participants
Skills Assessed 1 2 3 4 5 6 7 8 9 10
Correct BVM technique
(proper hand and mask placement) Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Insert OPA/NPA Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Time to effective BVM 45 60 60 45 38 34 58 36 90 35
Time until advance airway attempted 45 60 80 45 38 34 65 36 90 35
Correct ETT technique Yes Yes Yes Yes N/A Yes Yes Yes Yes Yes
Time to effective ETT placement/
appropriately abandoning attempt 61 26 15 N/A N/A 19 25 31 40 24
Correct SGA technique Yes Yes Yes Yes Yes Yes Yes Yes N/A Yes
Time to effective SGA placement 50 34 29 40 28 40 28 40 N/A 31
Correct cricothyrotomy technique Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Time to cricothyrotomy 84 90 46 79 64 70 66 65 65 85
Total time until ventilation 200 210 180 169 130 170 206 170 210 175
Rescue device attempted? Yes Yes Yes N/A N/A Yes Yes Yes No Yes
BVM, bag-valve mask; ETT, endotracheal tube; NPA, nasopharyngeal airway; OPA, oropharyngeal airway; SGA, supraglottic airway. Time given
in seconds.

described by Dunning and Kruger, that leads them to an overly Underappraisal of Skill
optimistic view of their own skill. Army initial entry training Technical skills that are essential to the fundamentals of air-
and AIT are effective at producing confident combat medics way algorithms, such as a laryngeal mask airway (LMA)
who are mentally and emotionally ready to deploy to combat placement, were rated with low confidence levels by the partic-
and perform; however, a fundamental, introductory level of ipants, however, this skill was easily attained by the subjects.
knowledge gained in a brief combat medic training program This could lead to less reckless mistakes resulting from negli-
can lead to dramatic overconfidence despite incompetence. Be- gence through more appropriate, timely decision-making and
ing aware of this phenomenon enables educators to continue recognizing the use of an LMA as a rescue device. By leverag-
to teach and train more effectively, even when learners express ing this concept and applying it to the use of an LMA, which
confidence at a skill. carries a high success rate, simplicity in design, and low rates

68 | JSOM Volume 19, Edition 3 / Fall 2019