TABLE A1.
Variables | Measurement Items | References | |
Cost Value | CV1 | The Smartwatch price is reasonable. | Venkatesh et al., 2012; Mustafa et al., 2021 |
CV2 | The price I pay for a smartwatch is well-matched in its value. | ||
CV3 | At the present cost, the smartwatch delivers a good value. | ||
Effort Expectancy |
EE1 | Learning how to use smartwatches is easy for me. | Venkatesh et al., 2003; Mustafa et al., 2022 |
EE2 | It would be easy for me to become skillful at using the smartwatch. | ||
EE3 | It is clear and understandable to interact with smartwatches. | ||
EE4 | I would find the smartwatch easy to use. | ||
Facilitating conditions |
FC1 | I have the resources necessary to use smartwatches. | Venkatesh et al., 2003; Mustafa et al., 2022 |
FC2 | I can get help from a service provider when I have difficulties using a smartwatch. | ||
FC3 | I will use a smartwatch if I have a compatible device. | ||
FC4 | Smartwatch is compatible with the devices I use. | ||
Performance Expectancy | PE1 | Using the smartwatch increases my productivity | Venkatesh et al., 2003; Mustafa et al., 2021 |
PE2 | Using the smartwatch enables me to accomplish tasks more quickly. | ||
PE3 | I find that the smartwatch is useful in my daily life | ||
PE4 | Using a smartwatch increases my chances of achieving things important to me. | ||
Social Influence | SI1 | Society members who are influential to me think that I must use a smartwatch. | Venkatesh et al., 2003; Mustafa et al., 2022 |
SI2 | Society members who influence my behavior think that I must use a smartwatch. | ||
SI3 | Society members whose opinions I value prefer that I use a smartwatch. | ||
SI4 | I am inspired by society members who use the smartwatch. | ||
Use Behavior | UB1 | I will use a smartwatch in the future. | Venkatesh et al., 2003; Mustafa et al., 2022 |
UB2 | I will recommend the smartwatch to others. | ||
UB3 | Smartwatches increase my willingness to use them. |