Table 4.

Evaluation scores for scale questions in postsession questionnaire.

Questions	Domain	Scalea	Evaluation score Mean (SD)
Q1. The definitions are in lay language (ie, do not contain medical jargon).	Readability	never 1 2 3 4 5 always	3.90 (0.57)
Q2. The definitions provide useful information for comprehending medical jargon in electronic health record (EHR) notes.	Informativeness	never 1 2 3 4 5 always	3.80 (0.63)
Q3. NoteAid has good coverage of lay definitions for medical jargon in EHR notes.	Coverage	disagree 1 2 3 4 5 agree	4.10 (0.74)
Q4. NoteAid links medical jargon to definitions that are correct or appropriate for patients.	Accuracy	seldom 1 2 3 4 5 often	3.70 (0.67)
Q5. NoteAid links medical jargon to incorrect definitions.	Accuracy	often 1 2 3 4 5 seldom	4.30 (0.95)

^aWe used 5-point Likert-style scale questions. For example, “never 1 2 3 4 5 always” refers to never, seldom, sometimes, often, always.