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. 2019 Aug 13;21(8):e15023. doi: 10.2196/15023

Table 5.

Square root of average variance extracted of latent variables and correlation coefficient matrix. Italicized values represent square root of the average variance extracted; the values below them indicate the correlation coefficients.

Variable EEa SIb FCc PDTd PPRe PEf BIg
EE 0.876





SI 0.492 0.795




FC 0.581 0.311 0.817



PDT –0.018 0.01 0.075 0.746


PPR –0.157 –0.238 –0.065 0.111 0.897

PE 0.567 0.578 0.43 0.043 –0.211 0.761
BI 0.504 0.527 0.451 0.086 –0.221 0.646 0.92

aEE: effort expectancy.

bSI: social influence.

cFC: facilitating conditions.

dPDT: perceived disease threat.

ePPR: perceived privacy risk.

fPE: performance expectancy.

gBI: behavioral intention.