Table 1 Computer-based prostate cancer screening decision aid acceptance scale

Domain

Text of original questions

Text Of Revised Questions (Question Number)

Performance Expectancy

1. I would find the system useful in my job

1. I find the CBDA useful (Q1)

2. Using the system enables me to accomplish tasks more quickly

2. Using the CBDA enables me to find information on prostate cancer more quickly (Q2)

3. Using the system increases my productivity

3. Eliminated Question

4. If I use the system, I will increase my chances of getting a raise

4. Using the CBDA increases my chances of learning about prostate cancer (Q3)

5. Using the CBDA increases my likelihood of finding information on prostate cancer (Q4)

Effort expectancy

5. My interaction with the system would be clear and understandable

6. My interaction with the CBDA is clear and understandable (Q5)

6. It would easy for me to become skillful at using the system

7. It is easy for me to become an expert at using the CBDA (Q6)

7. I would find the system easy to use

8. I find the CBDA easy to use (Q7)

8. Learning to operate the system is easy for me.

9. Learning to use the CBDA was easy for me (Q8)

9. Using the system is a good idea

10. Using the CBDA is a good idea (Q9)

Attitudes Toward Technology

10. The system makes study more interesting

11. The CBDA makes learning about prostate cancer more interesting (Q10)

11. Studying with the system is fun.

12. Learning about prostate cancer with the CBDA is fun (Q11)

12. I like studying with the system

13. I like using the CBDA (Q12)

Social influence

13. People who influence my behavior think that I should use the system

14. Eliminated Question

14. People who are important to me think that I should use the system

15. People who are important to me will likely support my use of the CBD (Q13)

15. The senior management of this business has been helpful in the use of the system

16. Eliminated Question

16. In general, the organization has supported the use of the system

17. Eliminated Question

Facilitating Conditions

17. I have the resources to use the system

18. Eliminated Question

18. I have the knowledge necessary to use the system

19. I have the knowledge necessary to use the CBDA (Q14)

19. The system is not compatible with other systems that I use

20. The CBDA is not compatible with other systems I use (Q15)

20. A specific person (or group) is available for assistance with system difficulties

21. Eliminated Question

Self-Efficacy

21. I can complete a job or task using the system if there was no one around to tell me what to do

22. I can complete the prostate cancer education program using the CBDA if there is no one around to tell me what to do as I go (Q16)

22. I can complete a job or task using the system if I can call someone for help if I get stuck

23. I can complete the prostate cancer education program using the CBDA if I can call someone for help if I get stuck (Q17)

23. I can complete a job or task using the system if I have a lot of time to complete the job

24. I can complete the prostate education program using the CBDA if I have a lot of time to complete the program (Q18)

24. I can complete a job or task using the system if I have just the built-in help facility for assistance.

25. I can complete the prostate education program using the CBDA if I have just reviewed instructions provided by the avatar (Q19)

25. I feel apprehensive about using the system

26. I feel nervous about using the CBDA (Q20)

Anxiety

26. It scares me to think that I could lose a lot of information using the system by hitting the wrong key

27. It scares me to think that I could lose my place in the prostate cancer program by hitting the wrong key on the CBDA (Q21)

27. I hesitate to use the system for fear of making mistakes I cannot correct

28. I hesitate to use the CBDA for fear of making mistake I cannot correct (Q22)

28. The system is somewhat intimidating to me

29. The CBDA is somewhat intimidating to me (Q23)

Behavioral intention to use the system

29. I intend to use the system in the next x months

30. I intend to use the CBDA in the future (Q24)

30. I predict that I will use the system in the next x months.

31. Eliminated question

31. I plan to use system in the next x months.

32. Eliminated question