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. 2016 Mar 2;18(3):e49. doi: 10.2196/jmir.5069

Table 7.

Mediating role of behavior intention on independent variables.

Step 1 Step 2 VAFa
 Paths  Beta  t  Paths  Beta  t



PEb→BIc .200 3.673l



EEd→BI .188 2.844l



SIe→BI .082 1.616



FCf→BI .007 0.161



HMg→BI .036 0.659



PVh→BI -.007 0.131



HTi→BI .392 7.313l



SPj→BI .105 2.521m
PE→UBk .075 1.281 PE→UB .067 1.125
EE→UB -.023 0.481 EE→UB -.026 0.451
SI→UB .223 3.733l SI→UB .228 3.389l
FC→UB .124 2.609l FC→UB .132 2.578m
HM→UB -.107 1.617 HM→UB -.112 1.629
PV→UB .012 0.192 PV→UB .019 0.312
HT→UB .278 3.733l HT→UB .276 3.801l
SP→UB .065 1.122 SP→UB .050 0.869



BI→UB .271 3.746l



(FC→BI)×(BI→UB) .003 0.256



(SI→ BI)×(BI→UB) .021 1.390



(HT→BI)×(BI→UB) .106 3.472l .38

aVAF: variance accounted for.

bPE: performance expectancy.

cBI: behavioral intention.

dEE: effort expectancy.

eSI: social influence.

fFC: facilitating conditions.

gHM: hedonic motivation.

hPV: price value.

iHT: habit.

jSP: self-perception.

kUB: use behavior.

l P<.01.

m P<.05.