Table 3.

Discriminant validity.

	AUTa	COMPb	CONFc	CId	MOTe	USEf	RELg	SATh
AUT	0.909 i
COMP	0.355	0.855
CONF	0.445	0.490	0.952
CI	0.427	0.458	0.779	0.869
MOT	0.464	0.546	0.760	0.710	0.907
USE	0.505	0.545	0.859	0.754	0.785	0.945
REL	0.182	0.547	0.352	0.310	0.411	0.362	0.886
SAT	0.512	0.507	0.859	0.781	0.820	0.849	0.373	0.928

^aAUT: autonomy.

^bCOMP: competence.

^cCONF: confirmation.

^dCI: continuance intention.

^eMOT: intrinsic motivation for using the mHealth app.

^fUSE: perceived usefulness.

^gREL: relatedness.

^hSAT: satisfaction.

ⁱItalics refers to the square roots of average variance extracted.