Constructs | Measurement items | Loadings | Cronbach's alpha (α) | Composite reliability (CR) | Average variance extracted (AVE) | R-square (R2) |
---|---|---|---|---|---|---|
Performance expectancy | PE1 | 0.879 | 0.854 | 0.900 | 0.694 | Â |
 | PE2 | 0.876 |  |  |  |  |
 | PE3 | 0.769 |  |  |  |  |
 | PE4 | 0.802 |  |  |  |  |
Effort expectancy | EE1 | 0.794 | 0.862 | 0.906 | 0.706 | Â |
 | EE2 | 0.846 |  |  |  |  |
 | EE3 | 0.842 |  |  |  |  |
 | EE4 | 0.877 |  |  |  |  |
Facilitating condition | FC1 | 0.821 | 0.842 | 0.905 | 0.761 | Â |
 | FC2 | 0.866 |  |  |  |  |
 | FC3 | 0.926 |  |  |  |  |
Personal innovativeness in IT | PPIT1 | 0.892 | 0.802 | 0.880 | 0.712 | Â |
 | PPIT2 | 0.734 |  |  |  |  |
 | PPIT3 | 0.896 |  |  |  |  |
Social influence | SI1 | 0.904 | 0.906 | 0.941 | 0.842 | Â |
 | SI2 | 0.929 |  |  |  |  |
 | SI3 | 0.919 |  |  |  |  |
Voluntariness of use | VoU2 | 0.708 | 0.615 | 0.795 | 0.564 | 0.005 |
 | VoU3 | 0.758 |  |  |  |  |
 | VoU4 | 0.785 |  |  |  |  |
Behavioral intention | BI1 | 0.872 | 0.864 | 0.917 | 0.787 | 0.291 |
 | BI2 | 0.871 |  |  |  |  |
 | BI3 | 0.918 |  |  |  |  |
Continued usage behavior | CUB1 | 0.914 | 0.752 | 0.889 | 0.800 | 0.570 |
 | CUB2 | 0.874 |  |  |  |  |