Table 1.

Search terms used to identify each study intervention.

Intervention	Search Terms (initial)	Search Terms (revised)
Placement of indwelling urinary catheter	foley, catheter, coude	foley, urinary catheter, coude
Sedatives administered in the ED	diazepam, valium, lorazepam, ativan, midazolam, versed, haloperidol, haldol, xanax, alprazolam, trazodone, desyrel, olanzepine, zyprexa, ziprasidone, geodon	No revised search
Positive pressure ventilation	bag valve mask, ventilation, vent, intubation, intubated, endotracheal tube, laryngoscope, surgical airway, cricothyrotomy, cricoidotomy, CPAP, BiPAP, positive pressure, pressure support	same as initial search terms except for the exclusion of the term “vent”

CPAP = continuous positive airway pressure; BiPAP = bi-level positive airway pressure