Figure 2.

Initial intubations by emergency physicians: success on first and multiple attempts by level of training. *”Intubations” refers to any attempt at passing an endotracheal tube through a glottic opening via either DL, C‐MAC, or GVL. “Success after > 1 attempts” refers to an intubation encounter in which an operator is successful only after two or more attempts. “Unsuccessful; required rescue” refers to an intubation encounter in which an operator is unable to successfully intubate on any number of attempts and a second operator then performs an intubation attempt. DL = direct laryngoscopy; GVL = GlideScope video laryngoscope.