Table 6.

Collinearity statistics.

Constructs	Tolerance	Variance inflation factor
Perceived usefulness	0.638	1.567
Perceived ease of use	0.528	1.896
System compatibility	0.735	1.360
System security	0.841	1.188
Information technology infrastructure	0.742	1.347
System reliability	0.567	1.764
Top management support	0.475	2.106
Organizational readiness	0.564	1.773
Hospital size	0.742	1.347
Government policy	0.564	1.773
External pressure	0.543	1.840