Table 3.

Governing mechanisms (N=23).

Reference	Implications for governing mechanisms	Details related to governing mechanismsa
[22]	Organization	Justifies the provision of Internet-only therapy.
[23]	Organization, Community education	Quantifies preferences among young people for online help, face-to-face help, and tele-help.
		Identifies factors that may influence appeal of online help via health promotion.
[24]	Community education	Identifies text-based methods as best means of delivering information about e-mental health.
[26]	Finance/payment	The paper itself does not make the following argument; however, the paper identifies that financial incentives could nudge approximately 20% of participants to engage with e-mental health.
[27]	Organization	Establishes feasibility and acceptability of iCBT for adults 60 years and over with depression.
[28]	Organization, Finance/payment	Establishes feasibility and acceptability of iCBT for adults over 60 years old with depression and anxiety.
		Quantifies economic health costs associated with participating in the programs at around $60 per person.
[29]	Organization, Community education, Information communication technology	Highlights the feasibility and acceptability of service providers in remote Aboriginal and Torres Strait Islander communities using mobile apps to engage with consumers.
		Highlights the need for training and informational materials for service providers.
		Highlights infrastructural and technical barriers to information communication technology use in remote areas.
[31]	Organization, Community education	Showed that young people preferred websites with information or online clinics to websites with question and answer or interactive games.
[32]	Organization, Community education	Suggests tailoring online services (informational and treatment) to different tastes.
[33]	Regulation, Organization, Community education, Information communication technology	Quantifies preferences for Internet treatment compared with face-to-face treatments.
		Identifies concerns with liability as an issue for health professionals recommending Internet-based treatments.
		Identifies health professionals’ and lay persons’ needs for more information about Internet-based treatments, including information about effectiveness.
		Identifies infrastructure and computer literacy as barriers to use among a minority of health professionals and lay people.
[34]	Organization	Justifies feasibility of Internet-only therapy for young people.
[35]	Community education	Highlights (and quantifies) characteristics of potential user groups for e-mental health. Middle-aged rural females most disposed, older rural males least disposed.
[36]	Organization, Community education	Justifies feasibility of delivering iCBT via not-for-profit organizations’ websites.
		Registered clinicians not necessary for delivery, can train other staff.
[41]	Community education	Internet-delivered self-help messages are a low-cost, automated, and easily disseminated prevention option.
[42]	Organization	Justifies school-based delivery of online interventions for depressive and anxiety disorders for adolescents.
[43]	Organization	Justifies delivery of MoodGYM in school settings.
[44]	Organization	Justifies delivery of iCBT for panic disorder with either face-to-face support from general practitioner or email support from psychologist.
[45]	Organization, Regulation, Information communication technology	Privacy and security are important to people using mobile health.
		Not suitable for those who dislike the use of technology.
		Highlights feasibility of mobile mental health.
[46]	Organization	Justifies use of comprehensive eHealth system for management of depression, including adherence to medication (including consultations, monitoring, psychoeducation, and therapy).
[47]	Organization, Community education	Overall, rural clinicians supported implementation of Internet-assisted therapies, as an adjunct to face-to-face consultations.
		Highlights need for informational materials for rural clinicians and consumers.
[48]	Organization	Justifies iCBT for anxiety and depressive disorders for the wider population.
[49]	Organization, Regulation	Justifies demand for Internet-based treatments for obsessive compulsive disorder.
		Privacy and anonymity important to using face-to-face treatment.
[50]	Organization	Justifies feasibility of iCBT for older adults with anxiety.

^aiCBT=Internet-based cognitive behavioral therapy.