Table 3

Results of reliability and validity of the research model
Correlation matrix AVE (≥0.5) CR (≥0.7) Cronbach’s α (≥0.7)
Mean SD SQ IQ IN CS OS OE PU PE PA
SQ 3.643 0.688 1.000 0.743 0.930 0.885
IQ 3.665 0.654 0.644* 1.000 0.660 0.884 0.824
IN 3.392 0.392 0.387* 0.296* 1.000* 0.670 0.853 0.772
CS 3.677 0.619 0.372* 0.413* 0.728* 1.000 0.710 0.910 0.870
OS 3.583 0.576 0.485* 0.519* 0.290* 0.344* 1.000 0.567 0.886 0.844
OE 3.573 0.488 0.330* 0.421* 0.144* 0.315* 0.611* 1.000 0.501 0.810 0.715
PU 3.733 0.594 0.728* 0.726* 0.358* 0.540* 0.584* 0.468* 1.000 0.610 0.923 0.905
PE 3.738 0.608 0.501* 0.572* 0.490* 0.547* 0.439* 0.364* 0.653* 1.000 0.821 0.932 0.891
PA 3.568 0.607 0.501* 0.620* 0.385* 0.545* 0.530* 0.401* 0.728* 0.725* 1.000 0.925 0.961 0.919

SQ=System Quality; IQ=Information Quality; IN= Innovativeness; CS=Computer Self-Efficacy; OS=Organizational structure;

OE=Organizational environment; PU=Perceived usefulness; PE=Perceived ease of use; PA= PM-DSS Acceptance.

*p<0.001.

Hsiao et al.

Hsiao et al. BMC Medical Informatics and Decision Making 2013 13:16   doi:10.1186/1472-6947-13-16

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