Table 3.

Perceived Usefulness of Actual and Hypothetical MyChart Features

	All Respondents						MyChart Users		MyChart Non-Users
	count	1-Not at all useful (%)	2-not useful (%)	3- useful (%)	4-very useful (%)	mean scorea	count	mean scorea	count	mean scorea	p-valueb
Usefulness for care of my child's ADHD:
A. Ability to request/schedule appointments	170	9	6	25	60	3.4	40	3.4	130	3.3	0.64
B. Ability to email my child's doctors	168	11	12	21	56	3.2	39	3.5	129	3.1	0.09
C. Ability to access information about ADHD	169	11	9	27	53	3.2	40	3.4	129	3.2	0.20
D. Ability to request medication refills	172	8	7	23	62	3.4	40	3.3	132	3.4	0.62
E. Ability to share information with my child's healthcare providers	170	8	7	26	59	3.3	40	3.6	130	3.3	0.12
F. Ability to track my child's symptoms	171	10	17	26	47	3.1	40	3.1	131	3.1	0.86
Summary Score:	168					3.1	40	3.4	137	3.1	0.12
Usefulness for my child's care in general
A. Ability to track lab results over time	168	8	11	25	57	3.3	40	3.4	128	3.3	0.59
B. Ability to review immunizations	166	5	7	22	66	3.5	40	3.8	126	3.4	0.02
C. Ability to track doctor visits	164	5	5	27	62	3.5	39	3.7	125	3.4	0.04
D. Ability to have medical information available at any time	168	7	4	21	69	3.5	40	3.7	128	3.5	0.16
E. Ability to print my child's medication information	168	7	5	20	67	3.5	40	3.7	128	3.4	0.07
F. Reminders about check-ups, tests, etc.	165	4	8	22	66	3.5	40	3.8	125	3.4	0.01
Summary Score:	158					3.5	39	3.7	119	3.4	0.06

^aon Likert Scale 1–4 where 1=not at all useful, 2=not useful, 3=useful and 4=very useful.

^bPearson’s Chi-Square comparing MyChart Users vs MyChart Nonusers.