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. 2015 Nov 24;4(4):e21. doi: 10.2196/ijmr.4245

Table 2.

Matrix of linear correlations and variance inflation factor values between the independent constructs that could influence intention to use Internet appointment planning.a


EEb PEc TRd ATe FCf VIF valueg
1. EE




7.25
2. PE .45
n=314




1.75
3. TR .82
n=263
.56
n=259



7.08
4. AT .71
n=283
.61
n=312
.81
n=249


8.84
5. FC .73
n=314
.53
n=347
.75
n=261
.85
n=308

4.56
6. SIh .78
n=162
.63
n=186
.81
n=154
.86
n=167
.80
n=176
4.05

aAll results are found to be significant at the P<.01 level.

bEE: effort expectancy

cPE: performance expectancy

dTR: trust

eAT: attitude

fFC: facilitating conditions

gVIF: variance inflation factor

hSI: social influence