Table 1.

Initial items for the survey

Usefulness of ACO:

1. My job would be more difficult to perform without [ACO]

2. [ACO] gives me greater control over my work

3. Working with [ACO] improves the quality of care I deliver

4. [ACO] data services address my care delivery needs

5. Working with [ACO] saves me time

6. [ACO] enables me to accomplish tasks more quickly

7. [ACO] supports critical aspects of my job

8. Participating with [ACO] allows me to accomplish more work than would otherwise be possible

9. Participating with [ACO] reduces the time I spend on unproductive activities

10. Participating with [ACO] enhances my effectiveness on the job

11. Participating with [ACO] increases my productivity

12. Participating with [ACO] makes it easier to deliver care

13. Overall, I find [ACO] useful for care delivery

Perceived Ease of Use

1. I am often confused about the services offered by [ACO]

2. Interacting with [ACO] is often frustrating

3. Interacting with [ACO] requires a lot of effort

4. [ACO] is rigid and inflexible to interact with

5. I find it easy to get [ACO] to do what I want it to do

6. I find it cumbersome to work with [ACO]

7. [ACO] often behaves in unexpected ways