Table 4.
Constructs and items | PUa | PEb | SCc | SSd | ITIe | SRf | TMSg | ORh | GPi | EPj |
PU1 | .603 | —k | — | — | — | — | — | — | — | — |
PU2 | .825 | — | — | — | — | — | — | — | — | — |
PU3 | .727 | — | — | — | — | — | — | — | — | — |
PU4 | .878 | — | — | — | — | — | — | — | — | — |
PU5 | .584 | — | — | — | — | — | — | — | — | — |
PU6 | .821 | — | — | — | — | — | — | — | — | — |
PE1 | — | .621 | — | — | — | — | — | — | — | — |
PE2 | — | .820 | — | — | — | — | — | — | — | — |
PE3 | — | .773 | — | — | — | — | — | — | — | — |
PE4 | — | .631 | — | — | — | — | — | — | — | — |
PE5 | — | .739 | — | — | — | — | — | — | — | — |
PE6 | — | .707 | — | — | — | — | — | — | — | — |
SC1 | — | — | .694 | — | — | — | — | — | — | — |
SC2 | — | — | .836 | — | — | — | — | — | — | — |
SC3 | — | — | .663 | — | — | — | — | — | — | — |
SS1 | — | — | — | .930 | — | — | — | — | — | — |
SS2 | — | — | — | .896 | — | — | — | — | — | — |
SS3 | — | — | — | .832 | — | — | — | — | — | — |
ITI1 | — | — | — | — | .688 | — | — | — | — | — |
ITI2 | — | — | — | — | .859 | — | — | — | — | — |
ITI3 | — | — | — | — | .721 | — | — | — | — | — |
SR1 | — | — | — | — | — | .821 | — | — | — | — |
SR2 | — | — | — | — | — | .956 | — | — | — | — |
SR3 | — | — | — | — | — | .772 | — | — | — | — |
TMS1 | — | — | — | — | — | — | .719 | — | — | — |
TMS2 | — | — | — | — | — | — | .819 | — | — | — |
TMS3 | — | — | — | — | — | — | .897 | — | — | — |
OR1 | — | — | — | — | — | — | — | .877 | — | — |
OR2 | — | — | — | — | — | — | — | .859 | — | — |
OR3 | — | — | — | — | — | — | — | .628 | — | — |
GP1 | — | — | — | — | — | — | — | — | .873 | — |
GP2 | — | — | — | — | — | — | — | — | .880 | — |
EP1 | — | — | — | — | — | — | — | — | — | .702 |
EP2 | — | — | — | — | — | — | — | — | — | .823 |
EP3 | — | — | — | — | — | — | — | — | — | .895 |
Eigenvalue | 2.748 | 4.330 | 4.039 | 2.653 | 2.367 | 2.686 | 2.250 | 2.152 | 1.711 | 1.355 |
Variance | 7.634 | 12.028 | 11.221 | 7.369 | 6.576 | 7.460 | 6.251 | 5.978 | 4.752 | 3.764 |
Cronbach α | .778 | .778 | .786 | .797 | .794 | .778 | .764 | .778 | .790 | .777 |
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.
iGP: government policy.
jEP: external pressure.
kConstructs and items.