Table 5.

Discriminant validity analysis^a.

Construct	IQb	PUc	PSPMSd	PWOMe	Tf	FPOg	MUISh	PSDi
IQ	—j	—	—	—	—	—	—	—
PU	−0.323	0.833	—	—	—	—	—	—
PSPMS	−0.506	0.258	0.788	—	—	—	—	—
PWOM	0.405	−0.336	−0.511	0.700	—	—	—	—
T	0.379	−0.539	−0.473	0.532	0.744	—	—	—
FPO	−0.154	0.711	0.118	−0.268	−0.380	0.832	—	—
MUIS	−0.365	0.678	0.301	−0.279	−0.497	0.507	0.744	—
PSD	−0.588	0.255	0.487	−0.273	−0.334	0.068	0.296	0.811

^aThe italicized values represent the square root of the average variance extracted for each construct.

^bIQ: web-based health information quality.

^cPU: patients’ uncertainty about the physician.

^dPSPMS: perceived information scarcity about the physicians’ medical services.

^ePWOM: perceived web-based word-of-mouth information about physicians.

^fT: patients’ trust in the physician.

^gFPO: fears of physician’s opportunism.

^hMUIS: patients’ uncertainty about diseases.

ⁱPSD: perceived information scarcity about the diseases.

^jNot applicable.