Table 1.

Types of social media interventions

Social media format	Included	Excluded
Blogs and microblogs (e.g. Twitter)	If the intervention includes multi‐way interaction between users (e.g. Twitter that promotes discussion)	Blogs would almost always be excluded since they usually have limited interaction. One‐way messages and posts or direct contact with a health care provider.
Content communities (e.g. YouTube, Pinterest)	If the intervention includes multi‐way interaction	One‐way messages and posts or direct contact with a health care provider
Mobile applications (apps)	Apps that allow for communication and interaction with a group of people	Apps that allow a person to track and monitor their progress (e.g. weight loss, blood sugar, etc.) without a social component or apps used to communicate with a health care provider
Virtual social networks (e.g. Facebook, Odnoklassniki)	If the intervention includes multi‐way interaction	One‐way messages and posts or direct contact with a health care provider
Web pages and Wikis	If the website/Wiki allows for multi‐way interaction	One‐way communication (e.g. education)