Table 2.

Measurement items of the variables and reference resources

Variable	Measurement Items	Reference
BI	1. If the hospital decides to develop MEMR in the future, I shall frequently use it.	Hu et al. 1999 [9]
	2. If the hospital decides to develop MEMR in the future, I will use it to assist my healthcare work.
	3. I think I will recommend other physicians (from this hospital or not) to use MEMR.
	4. If the hospital decides to develop MEMR in the future, it will become one of my favorite assistance tools for my work.
PU	1. Using MEMR will speed up my work (e.g. going on rounds and consulting medical records).	Davis et al. 1989 [5]; Davis 1989 [52]
	2. Using MEMR will improve my work quality (such as enhancing the immediacy of prescribing physician orders).
	3. Using MEMR will make it easier to conduct my work.
	4. Using MEMR will improve my working performance.
	5. Using MEMR will help me to control my work better.
PEOU	1. It is easy to understand the operations of MEMR.]	Davis et al. 1989 [5]; Davis 1989 [52]
	2. It is easy to use MEMR to finish my work.
	3. On the whole, MEME is easy to use.
PT	1. Using MEMR may decrease my control over clinical decisions.	Walter & Lopez 2008 [15]
	2. Using MEMR may decrease my professional discretion over patient care decisions.
	3. Using MEMR can decrease my control over each step of the patient care process.
	4. Using MEMR may increase the monitoring of my diagnostic and therapeutic decisions by non-providers.
	5. Using MEMR may decrease my control over the allocation of scarce resources.
	6. I would find MEMR advantageous for the medical profession as a whole.
PM	1. I can access the MEMR at any time for the necessary information or service for my patient care	Lee 2005 [53]
	2. I can access the MEMR anywhere for the necessaryzinformation or service for my patient care
	3. I can use the MEMR “anywhere,” and “anytime” at the point of patient care.