Table 5.

Correlations between independent variables.

Constructs	PUa	PEb	SCc	SSd	ITIe	SRf	TMSg	ORh	HSi	GPj	EPk
PU	1.000	N/Al	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
PE	−0.277	1.000	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
SC	−0.247	0.394	1.000	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
SS	0.005	0.512	0.278	1.000	N/A	N/A	N/A	N/A	N/A	N/A	N/A
ITI	0.054	−0.440	−0.366	−0.368	1.000	N/A	N/A	N/A	N/A	N/A	N/A
SR	−0.054	−0.734	−0.481	−0.497	0.507	1.000	N/A	N/A	N/A	N/A	N/A
TMS	−0.235	0.659	0.489	0.454	−0.594	−0.694	1.000	N/A	N/A	N/A	N/A
OR	.048	0.456	0.440	0.476	−0.496	−0.612	0.516	1.000	N/A	N/A	N/A
HS	−0.122	0.531	0.384	0.471	−0.202	−0.554	0.567	0.269	1.000	N/A	N/A
GP	0.250	−0.786	−0.579	−0.575	0.470	0.708	−0.824	−0.634	−0.562	1.000	N/A
EP	−0.098	0.469	0.332	0.399	−0.207	−0.496	0.512	0.187	0.575	−0.643	1.000

^aPU: perceived usefulness.

^bPE: perceived ease of use.

^cSC: system compatibility.

^dSS: system security.

^eITI: information technology infrastructure.

^fSR: system reliability.

^gTMS: top management support.

^hOR: organizational readiness.

ⁱHS: hospital size.

^jGP: government policy.

^kEP: external pressure.

^lN/A: not applicable.