Table 1.

Definitions of the core direct determinants of UTAUT [41].

UTAUT Determinant	Definition
Performance expectancy	“The degree to which an individual believes that using the system will help him or her to attain gains in job performance,” which encompasses mainly the functionalities of a technology.
Effort expectancy	“The degree of ease associated with the use of the system,” which basically includes the dimension of perceived usability and complexity of use.
Social influence	“The degree to which an individual perceives that important others believe he or she should use the new system”.
Facilitating conditions	“The degree to which an individual believes that an organizational and technical infrastructure exists to support use of the system”.