Table 4.
Construct | COa | PUb | SATc | INNd | HABe | AVAf | TCg | INTh | MCi | PERj | MOBk | PORTl | MATm | AVEn (>.5) | CRo (>.7) | Cronbach alpha (>.7) |
CO | 0.898 | —p | — | — | — | — | — | — | — | — | — | — | — | 0.806 | 0.943 | .919 |
PU | 0.718 | 0.869 | — | — | — | — | — | — | — | — | — | — | — | 0.755 | 0.939 | .918 |
SAT | 0.690 | 0.657 | 0.894 | — | — | — | — | — | — | — | — | — | — | 0.798 | 0.922 | .874 |
INN | 0.265 | 0.338 | 0.309 | 0.867 | — | — | — | — | — | — | — | — | — | 0.751 | 0.924 | .889 |
HAB | 0.586 | 0.500 | 0.502 | 0.320 | 0.910 | — | — | — | — | — | — | — | — | 0.829 | 0.951 | .931 |
AVA | 0.509 | 0.522 | 0.584 | 0.306 | 0.504 | 0.855 | — | — | — | — | — | — | — | 0.730 | 0.890 | .815 |
TC | 0.450 | 0.511 | 0.475 | 0.361 | 0.387 | 0.513 | 0.887 | — | — | — | — | — | — | 0.787 | 0.917 | .864 |
INT | 0.344 | 0.433 | 0.358 | 0.332 | 0.280 | 0.517 | 0.707 | 0.918 | — | — | — | — | — | 0.843 | 0.942 | .906 |
MC | 0.528 | 0.564 | 0.534 | 0.320 | 0.534 | 0.586 | 0.529 | 0.503 | 0.914 | — | — | — | — | 0.836 | 0.939 | .901 |
PER | 0.628 | 0.664 | 0.638 | 0.406 | 0.535 | 0.610 | 0.541 | 0.521 | 0.695 | 0.895 | — | — | — | 0.802 | 0.960 | .950 |
MOB | 0.302 | 0.406 | 0.286 | 0.245 | 0.326 | 0.410 | 0.476 | 0.582 | 0.463 | 0.444 | 0.947 | — | — | 0.897 | 0.946 | .886 |
PORT | 0.352 | 0.355 | 0.403 | 0.200 | 0.297 | 0.574 | 0.452 | 0.434 | 0.410 | 0.462 | 0.271 | 0.828 | — | 0.686 | 0.868 | .771 |
MAT | 0.440 | 0.477 | 0.506 | 0.249 | 0.340 | 0.653 | 0.547 | 0.517 | 0.518 | 0.606 | 0.337 | 0.621 | 0.899 | 0.809 | 0.927 | .881 |
aCO: confirmation.
bPU: perceived usefulness.
cSAT: satisfaction.
dINN: innovativeness.
eHAB: habits.
fAVA: availability.
gTC: time critical.
hINT: interdependence.
iMC: mobile health continuance.
jPER: performance.
kMOB: mobility.
lPORT: portability.
mMAT: maturity.
nAVE: average variance extracted.
oCR: composite reliability.
pThe omitted correlation coefficients between constructs in the upper diagonal matrix are equal to the values in lower diagonal matrix.