Table 2.

Study design and method (N=66).

Designs and methods		Studies, n (%)
Study design
	Quantitative	29 (44)
	Qualitative	22 (33)
	Mixed methods	15 (23)
Research methodsa
	Survey	27 (41)
	Interview	18 (27)
	Focus group	7 (11)
	Interventions or trials involving a PAEHRb (eg, randomized controlled trials)c	13 (20)
	Secondary data analysis	7 (11)
	Design	2 (3)
	Observation	1 (2)
	Document analysis	1 (2)

^aSome studies included multiple methods and thus were counted twice.

^bPAEHR: patient-accessible electronic health record.

^cWe did not report the specific methods of intervention studies; instead, we just categorized them as interventions.