Table 1

Barriers and facilitators measured in surveys

Factor	Measure	Surveyed at months
Barriers
(1) Access to the tool	Having a device	2, 4, 6, 12
	Access to internet	2, 4, 6, 12
	Cost of data plan	2, 4, 6, 12
	Ability to download the tool	2, 4, 6
	Slow internet speed	6, 12
(2) Ability to navigate the tool	Knowing what is available	6, 12
(2) Ability to navigate the tool	Finding the information I need	2, 4, 6, 12
(3) Integration of the tool’s information into practice	Having what I need to apply the information	2, 4, 6, 12
	Understanding the medical content	2, 4, 6, 12
	Lack of time	2, 4
	Difficult to fit into work flow	6, 12
Facilitators
(4) Orientation materials	Accessed orientation materials	6, 12
(5) Use of the tool in practice	Compared with before had the tool, able to find answers more often about:	6, 12
	Diagnosis
	Treatment
	Procedure
	Device
(6) Professional context	Clinician level:	6, 12
	Most clinical colleagues use the tool
	Typical provider views tool use positively
	Use the tool in front of other clinicians
	Patient level:	6, 12
	Typical patient views tool use positively
	Use the tool in front of patients