| Composite | Factor loading | Cronbach alpha | Mean | SD | CR | AVE | Item |
|---|---|---|---|---|---|---|---|
| 1. TTF | 0.76 | 5.43 | 0.68 | 0.83 | 0.37 | ||
| 0.80 | 5.87 | 1.02 | TTF1: Sufficiently detailed health information is maintained on the system (“EHRs Openness” application). | ||||
| 0.73 | 5.67 | 0.98 | TTF2: On the system I visit, health information is either obvious or easy to find out. | ||||
| 0.71 | 5.90 | 1.03 | TTF3: I can get health information (regarding medications, laboratory tests, hospital treatments) quickly and easily from the system when I need it. | ||||
| 0.75 | 6.11 | 0.94 | TTF4: The online health information in “EHRs Openness” system that I use or would like to use is accurate enough for my purposes. | ||||
| 0.78 | 5.88 | 1.04 | TTF5: The online health information in PAEHRs system is up to date enough for my purposes. | ||||
| 0.40 | 5.21 | 1.39 | TTF6: The online health information in the “EHRs Openness” system that I need is displayed in a readable and understandable form. | ||||
| 0.79 | 6.09 | 0.89 | TTF7: The online health information in the “EHRs Openness” app is pretty much what I need to carry out my tasks. | ||||
| 0.29 | 4.79 | 1.61 | TTF8: Getting authorization to access data that would be useful to my health is time consuming and difficult. | ||||
| 0.16 | 4.06 | 1.52 | TTF9: There is not enough training for me on how to download, understand, access or use the “EHRs Openness” app. | ||||
| 0.21 | 4.75 | 1.45 | TTF10: I am getting the guidance I need to be able to use the “ EHRs Openness” app. | ||||
| 2. PE | 0.92 | 6.29 | 0.91 | 0.92 | 0.78 | ||
| 0.88 | 6.35 | 0.98 | PE1: Using “EHRs Openness” app will support critical aspects of my healthcare. | ||||
| 0.90 | 6.26 | 1.00 | PE2: Using “EHRs Openness” app will enhance my effectiveness in managing my healthcare. | ||||
| 0.88 | 6.27 | 0.96 | PE3: Overall, “EHRs Openness” app will be useful in managing my healthcare. | ||||
| 3. EE | 0.93 | 6.26 | 0.94 | 0.94 | 0.78 | ||
| 0.92 | 6.29 | 1.04 | EE1: Learning how to use “EHRs Openness” app is easy for me. | ||||
| 0.83 | 6.16 | 1.03 | EE2: My interaction with “EHRs Openness” app is clear and understandable. | ||||
| 0.90 | 6.29 | 1.00 | EE3: I find “EHRs Openness” app easy to use. | ||||
| 0.88 | 6.29 | 1.02 | EE4: It is easy for me to become skillful at using “EHRs Openness” app. | ||||
| 4. SI | 0.83 | 5.50 | 1.17 | 0.83 | 0.63 | ||
| 0.97 | 5.84 | 1.09 | SI1: People who are important to me (e.g. family members) think that I should use “EHRs Openness” app. | ||||
| 0.68 | 5.37 | 1.47 | SI2: People who influence my behavior (e.g. doctors and nurses) think that I should use “EHRs Openness” app. | ||||
| 0.69 | 5.28 | 1.46 | SI3: People whose opinions that I value (e.g. patients in the same ward) prefer that I use “EHRs Openness” app. | ||||
| 5. FC | 0.91 | 6.27 | 0.84 | 0.92 | 0.74 | ||
| 0.83 | 6.37 | 0.84 | FC1: I have the resources necessary to use “EHRs Openness” app. | ||||
| 0.92 | 6.28 | 0.98 | FC2: I have the knowledge necessary to use “EHRs Openness” app. | ||||
| 0.93 | 6.36 | 0.84 | FC3: “EHRs Openness” app is compatible with other technologies I use. | ||||
| 0.76 | 6.07 | 1.09 | FC4: I can get help from others when I have difficulties using “EHRs Openness” app. | ||||
| 6.IU | 0.9 | 6.10 | 0.92 | 0.9 | 0.69 | ||
| 0.70 | 6.09 | 0.99 | IU1: I think it would be very good to use the “EHRs Openness” app for my health activities in addition to traditional methods. | ||||
| 0.83 | 6.03 | 1.10 | IU2: In my opinion it would be very desirable to use the “EHRs Openness” app for my health activities in addition to traditional methods. | ||||
| 0.84 | 6.08 | 1.06 | IU3: It would be much better for me to use the “EHRs Openness” app for my health activities in addition to traditional methods. | ||||
| 0.95 | 6.21 | 1.07 | IU4: Overall, I like using the “EHRs Openness” app for my health activities. | ||||
| 7. Use | 0.96 | 5.81 | 0.93 | 0.96 | 0.83 | ||
| 0.93 | 5.59 | 1.04 | Use1: I use the application to check costs. | ||||
| 0.93 | 5.84 | 1.01 | Use2: I use the application to check results of laboratory test and radiology tests. | ||||
| 0.97 | 5.77 | 0.98 | Use3: I use the application to check a detailed record of diagnosis and treatment recorded by a doctor during my stay in hospital. | ||||
| 0.89 | 5.86 | 1.03 | Use4: I use the application to check prescriptions. | ||||
| 0.83 | 5.98 | 0.94 | Use5: I use the application to check historical diagnostic information. |
Note: TTF: Task Technology Fit; PE: Performance Expectation; EE: Effort Expectation; SI: Social Influence; FC: Facilitating Conditions; IU: Intention to Use; Use: Usage Behavior; SD: Standard deviation; CR: Composite reliability; AVE: Average variances extracted.