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Table 2 Constructs, codes, references and items

From: Drivers to adopting B-flow ultrasonography:contextualizing the integrated technology acceptance model

Construct

Item Code

Reference

Items

Actual use

AU1

[35]

“I use the B-flow USG very intensively (many hours per day, at work)”

AU2

 

“I use the B-flow USG very frequently (many times per day, at work)”

AU3

 

“Overall, I use the B-flow USG a lot”

Attitude toward use

ATT01

[36]

“Using the B-flow USG is a good idea.”

ATT02

 

“The B-flow USG makes work more interesting.”

ATT03

 

“Working with the B-flow USG is fun.”

ATT04

 

“I like working with the B-flow USG.”

Behavioral intention to use

BIU01

[36]

“I intend to use the B-flow USG in the next <n > months.”

BIU02

 

“I predict I would use the B-flow USG in the next <n > months.”

BIU03

 

“I plan to use the B-flow USG in the next <n > months.”

Knowledge

KNOW01

[33]

“I have knowledge about the B-flow USG.”

KNOW02

 

“I have knowledge about the benefits of the B-flow USG.”

KNOW03

 

“I have knowledge about the B-flow USG know-how.”

Perceived ease of use

PEU01

[8, 16, 36]

“Learning to operate the B-flow USG would be easy for me.”

PEU02

 

“I would find it easy to get the B-flow USG to do what I want it to do.”

PEU03

 

“My interaction with the B-flow USG would be clear and understandable.”

PEU04

 

“I would find the B-flow USG to be flexible to interact with.”

PEU05

 

“It would be easy for me to become skillful at using the B-flow USG.”

PEU06

 

“I would find the B-flow USG easy to use.”

Perceived usefulness

PU01

[8, 16, 36]

“Using the B-flow USG would improve my productivity.”

PU02

 

“Using the B-flow USG would increase my efficiency in transaction.”

PU03

 

“Using the B-flow USG would make my transaction easier.”

PU04

 

“Using the B-flow USG would make my transaction quicker.”

PU05

 

“I find the B-flow USG to be cost saving.”

PU06

 

“I think the B-flow USG is valuable to me.”

PU07

 

“Overall, I find the B-flow USG to be useful.”

Social influence

SI01

[36, 37]

“People who influence my behavior think that I should use the B-flow USG.”

SI02

 

“People who are important to me think that I should use the B-flow USG.”

SI03

 

“I use the B-flow USG because of the proportion of coworkers who use the B-flow USG.”

SI04

 

“People in my organization who use the B-flow USG have more prestige than those who do not.”

SI05

 

“People in my organization who use the B-flow USG have a high profile.”

SI06

 

“Having the B-flow USG is a status symbol in my organization.”