Table 1.

Key words by PICO framework and example search strategy.

Population	Intervention	Comparison	Outcome
•adult research participants •adult researchers	•electronic consent •e-consent •teleconsent •informed consent	•paper consent •face-to-face consent •in person •conventional •traditional	•experience •satisfaction •perception •usability •feasibility •comprehension

Example search string (EBSCOHost):

TI ((electr*) OR (e-consent) OR (consent*) OR ("informed consent)") AND TI ((research) OR (stud*)) AND TI ((experience) OR (satisfaction) OR (perce*) OR (usab*) OR (feasib*) OR (comprehen*)).

Key: TI = key word featured in title, * = truncation to return multiple endings of a word, AND/OR = Boolean operation, “-” = exact phrase.