Table 5.

Use of existing technology acceptance models.

Acceptance models used in the corpus	Measurement stage			Additional constructs
	Preuse	Initial use	Sustained use
TAMa	[102]	—b	—	Perceived disease threat, perceived risk, initial trust, and technology anxiety
	—	—	[64]	System quality, social influence, perceived enjoyment, and smartphone experience
	—	—	[90]	Demographics (age, position at work, usage time of PDAc, and skill level of using a PDA)
	—	—	[91]	None
Information system success model	—	—	[93]	None

^aTAM: technology acceptance model (Davis [30]).

^bModel was not used at that measurement stage.

^cPDA: personal digital assistant.