Table 2 Measurement items of the study...

Table 2

Measurement items of the study

Construct	Item	Description	References
Perceived ease of use	PEU1	My mobile phone is easy to use	Karaiskos, Drossos, Tsiaousis, Giaglis, and Fouskas (2012)
	PEU2	It is convenient to access my mobile phone at work	Byomire and Maiga (2015)
	PEU3	It is easy for me to become skillful at using mobile phones	Karaiskos et al. (2012)
	PEU4	My interaction with my mobile phone is clear and understandable	Byomire and Maiga (2015)
	PEU5	I find it easy to get my mobile phone to do what I want it to do	Karaiskos et al. (2012)
Perceived usefulness	PU1	Using my mobile phone enables me to accomplish my work tasks quickly	Byomire and Maiga (2015)
	PU2	Using my mobile phone enhances my task effectiveness	Karaiskos et al. (2012)
	PU3	Using my mobile phone increases my productivity in accomplishing tasks	Karaiskos et al. (2012)
	PU3	Using my mobile phone provides me with the flexibility to accomplish tasks anywhere	Karaiskos et al. (2012)
	PU5	Using a mobile phone helps communicate with clients and colleagues in the workplace	Davis (1989)
Behavioural intention	BI1	I plan to use my mobile phone to work in the future	Karaiskos et al. (2012)
	BI2	The nature of my work will require me to use a mobile phone in future	Pedersen (2005)
	BI3	The functionalities of future mobile phones will fit well with my work demands	Pedersen (2005)
	BI4	I expect to use a mobile phone in the near future	Karaiskos et al. (2012), López-Nicolás, Molina-Castillo, and Bouwman (2008)
Perceived service quality	PSQ1	The quality of calls and SMS is enough to perform my duties	Leea et al. (2002)
	PSQ2	Internet speed is reasonable for use in my workplace	Leea et al. (2002)
	PSQ3	There is quality of life in using mobile phone apps to perform work-related activities	Leea et al. (2002)
	PSQ4	The network infrastructure is better for effective service	Leea et al. (2002)
Actual use	U1	It is a long time since I started to use a mobile phone in my work	Byomire and Maiga (2015)
	U2	Using a smartphone/mobile phone helps finish work tasks during office hours	Kim (2008)
	U3	I use my mobile phone frequently	Davis (1989)
	U4	Using a mobile phone helps communicate office matters with clients/colleagues/management	Davis (1989)
	U5	Using a mobile phone helps browse web pages during office hours	Mushi (2020)

Construct	Item	Description	References
Perceived ease of use	PEU1	My mobile phone is easy to use	Karaiskos, Drossos, Tsiaousis, Giaglis, and Fouskas (2012)
	PEU2	It is convenient to access my mobile phone at work	Byomire and Maiga (2015)
	PEU3	It is easy for me to become skillful at using mobile phones	Karaiskos et al. (2012)
	PEU4	My interaction with my mobile phone is clear and understandable	Byomire and Maiga (2015)
	PEU5	I find it easy to get my mobile phone to do what I want it to do	Karaiskos et al. (2012)
Perceived usefulness	PU1	Using my mobile phone enables me to accomplish my work tasks quickly	Byomire and Maiga (2015)
	PU2	Using my mobile phone enhances my task effectiveness	Karaiskos et al. (2012)
	PU3	Using my mobile phone increases my productivity in accomplishing tasks	Karaiskos et al. (2012)
	PU3	Using my mobile phone provides me with the flexibility to accomplish tasks anywhere	Karaiskos et al. (2012)
	PU5	Using a mobile phone helps communicate with clients and colleagues in the workplace	Davis (1989)
Behavioural intention	BI1	I plan to use my mobile phone to work in the future	Karaiskos et al. (2012)
	BI2	The nature of my work will require me to use a mobile phone in future	Pedersen (2005)
	BI3	The functionalities of future mobile phones will fit well with my work demands	Pedersen (2005)
	BI4	I expect to use a mobile phone in the near future	Karaiskos et al. (2012), López-Nicolás, Molina-Castillo, and Bouwman (2008)
Perceived service quality	PSQ1	The quality of calls and SMS is enough to perform my duties	Leea et al. (2002)
	PSQ2	Internet speed is reasonable for use in my workplace	Leea et al. (2002)
	PSQ3	There is quality of life in using mobile phone apps to perform work-related activities	Leea et al. (2002)
	PSQ4	The network infrastructure is better for effective service	Leea et al. (2002)
Actual use	U1	It is a long time since I started to use a mobile phone in my work	Byomire and Maiga (2015)
	U2	Using a smartphone/mobile phone helps finish work tasks during office hours	Kim (2008)
	U3	I use my mobile phone frequently	Davis (1989)
	U4	Using a mobile phone helps communicate office matters with clients/colleagues/management	Davis (1989)
	U5	Using a mobile phone helps browse web pages during office hours	Mushi (2020)

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