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. 2019 Mar 18;7(1):e12350. doi: 10.2196/12350

Table 4.

Results of the reliability and validity of the research model.

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.