From: Drivers of iPad use by undergraduate medical students: the Technology Acceptance Model perspective
T1 | T2 | |||||||
---|---|---|---|---|---|---|---|---|
Factor loadings | Cronbach Alpha | Composite reliability | AVE | Factor loadings | Cronbach Alpha | Composite reliability | AVE | |
Use : Over the course of a week, how often do you do the following on an iPad while studying? | 0.85 | 0.90 | 0.69 | 0.87 | 0.91 | 0.73 | ||
Use_e: Consult reference books online | 0.77 | 0.78 | ||||||
Use_f : Highlight text | 0.87 | 0.92 | ||||||
Use_g : Annotate text | 0.89 | 0.91 | ||||||
Use_h : Take notes (in class, on the floor, etc.) | 0.79 | 0.80 | ||||||
Perceived ease of use and Usability: In general, I find that … | 0.91 | 0.93 | 0.73 | |||||
PU_b: … the iPad is easy to use. | 0.85 | 0.88 | ||||||
PU_c : … I can easily get the iPad to do what I want it to do. | 0.87 | 0.83 | ||||||
PU_d : … learning how to use the various iPad features is easy. | 0.89 | 0.87 | ||||||
PU_e : … the iPad features are practical and efficient. | 0.88 | 0.85 | ||||||
PU_g : … remembering how to do different things with the iPad is easy. | 0.87 | 0.86 | ||||||
Self-efficacy : Using the iPad, I could do any task that was asked of me if … | 0.92 | 0.93 | 0.61 | 0.93 | 0.93 | 0.61 | ||
SE_a … there was no one around telling me what to do. | 0.60 | 0.75 | ||||||
SE_c … I had access to only the user manuals. | 0.74 | 0.77 | ||||||
SE_d … I could watch someone else do it first. | 0.82 | 0.82 | ||||||
SE_e … I could ask someone for help if I had a problem. | 0.80 | 0.79 | ||||||
SE_f … someone could help me just to get started. | 0.79 | 0.89 | ||||||
SE_g … I had a lot of time to complete the task. | 0.84 | 0.76 | ||||||
SE_h … I had only the textual help included with the feature (in the app). | 0.83 | 0.80 | ||||||
SE_i … someone clearly showed me how to do it first. | 0.77 | 0.72 | ||||||
SE_j … I had already completed a similar task using the same feature. | 0.80 | 0.75 | ||||||
Knowledge : Indicate your level of knowledge of each of the features listed below. | 0.85 | 0.90 | 0.69 | 0.88 | 0.92 | 0.74 | ||
Knowledge_e: Consulting reference books online | 0.73 | 0.75 | ||||||
Knowledge_f : Highlighting text | 0.91 | 0.93 | ||||||
Knowledge_g : Annotating text | 0.89 | 0.92 | ||||||
Knowledge_h: Taking notes (in class, on the floor, etc.) | 0.79 | 0.83 | ||||||
Satisfaction : I am satisfied … | 0.87 | 0.90 | 0.65 | 0.86 | 0.90 | 0.64 | ||
Satis_a: … with the iPad as a communications management tool. | 0.78 | 0.75 | ||||||
Satis_b: … with the iPad’s efficiency at processing and editing files and documents. | 0.82 | 0.79 | ||||||
Satis_d: … with the quality of the work (finished product) produced on the iPad. | 0.78 | 0.78 | ||||||
Satis_e: … with the unexpected possibilities of certain features. | 0.80 | 0.82 | ||||||
Satis_f: … with the way I use the iPad in my studies. | 0.86 | 0.85 | ||||||
Preferences | 0.82 | 0.89 | 0.73 | 0.80 | 0.88 | 0.71 | ||
Preferences_a: I prefer to use the iPad as a technology to enhance my learning. | 0.88 | 0.89 | ||||||
Preferences_d: I feel good about the prospect of using an iPad throughout my studies. | 0.89 | 0.87 | ||||||
Preferences_e: I like the iPad itself. | 0.78 | 0.76 | ||||||
Expectation : In using the iPad systematically in my studies, I expect … | 0.72 | 0.84 | 0.64 | 0.78 | 0.87 | 0.69 | ||
Expect_d: … that the iPad will contribute to my learning. | 0.75 | 0.83 | ||||||
Expect_g: … to use the iPad daily in my studies. | 0.84 | 0.84 | ||||||
Expect_h: … that the iPad will allow me to diversify my work methods. | 0.79 | 0.83 | ||||||
Anticipation : In using the iPad systematically in my studies, I anticipate … | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | ||
Anticip_e : … not being able to do the same things I can do on paper. | 1.00 | 1.00 | ||||||
Perceived usefulness : Using the iPad in my studies … | 0.86 | 0.90 | 0.59 | 0.89 | 0.92 | 0.65 | ||
PU_a: … could improve the efficiency of document and information management. | 0.81 | 0.79 | ||||||
PU_b: … could improve my professional performance overall. | 0.82 | 0.83 | ||||||
PU_c: … could make group sessions or meetings more productive. | 0.73 | 0.80 | ||||||
PU_d: … could make my study sessions more productive. | 0.83 | 0.81 | ||||||
PU_e: … could make me a better problem solver. | 0.82 | 0.85 | ||||||
PU_i: … would be beneficial to my future professional development. | 0.59 | 0.75 |