Table 1. High-level summary of the literature review process.

Topic Areas	Keywords	Databases	Unfiltered Hits	Final Results
Patient portals	“privacy”, “patient-portal”	PubMed, MEDLINE	15 returns	8 papers
Web-based platforms	“privacy”, “website”	PubMed, MEDLINE	70 returns	10 papers
mHealth	“mHealth”, “privacy”, “confidentiality”	PubMed, MEDLINE	138 returns	16 papers
Medical avatars	“medical avatar”, “healthcare”, “privacy”, “confidentiality”	PubMed, MEDLINE	49 returns	18 papers
Media sharing	“picture”, “video”, “patient”, “privacy”, “sharing”	PubMed, MEDLINE, Scopus, Google Scholar	1,143 returns	8 papers
Crowdsourcing	“crowdsourcing”, “privacy”	PubMed, MEDLINE, Scopus, Google Scholar	558 returns	8 papers
Totals			1,973 returns	68 papers