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. 2014 Jun 11;16(6):e148. doi: 10.2196/jmir.3122

Table 6.

Model results including group comparisons of users and nonusers of physician-rating websites (PRWs).

Hypothesis Path descriptiona Users of PRW
(n=254)
Nonusers of PRWs
(n=689)
Differences (permutation test)


B P (1 sided) B P (1 sided) B P (2 sided)
H1a PEOU → adoption (+) 0.03 .24 0.11 <.001 –0.08 .19
H1b PEOU → willingness to pay (+) –0.11 .04 –0.05 .07 –0.06 .39
H2a PU → adoption (+) 0.08 .11 –0.2 .30 0.09 .18
H2b PU → willingness to pay (+) 0.08 .11 –0.01 .38 0.09 .22
H3a Age → adoption (-) –0.17 <.001 –0.07 .02 –0.10 .13
H3b Age → willingness to pay (-) –0.12 .01 –0.04 .10 –0.08 .23
H4a Gender → adoption (-) –0.02 .36 –0.08 .01 0.06 .35
H4b Gender → willingness to pay (-) –0.07 .14 –0.03 .17 –0.03 .62
H5a Digital literacy → adoption (+) 0.10 .07 0.05 .10 0.05 .47
H5b Digital literacy → willingness to pay (+) 0.03 .33 –0.03 .23 0.06 .42
H6a Feelings → adoption (+) 0.21 <.001 0.17 <.001 0.04 .61
H6b Feelings → willingness to pay (+) 0.09 .13 0.09 .01 0.00 .99
H7a Patients’ value of health-related knowledgeability → adoption (+) 0.08 .09 0.06 .06 0.02 .81
H7b Patients’ value of health-related knowledgeability → willingness to pay (+) 0.22 <.001 0.09 .02 0.13 .11
H8a Internet use → adoption (-) 0.01 .46 –0.01 .34 0.02 .76
H8b Internet use → willingness to pay (-) 0.02 .39 0.02 .27 0.00 .97
H9a Internet use health → adoption (-) –0.06 .08 –0.04 .07 –0.02 .67
H9b Internet use health → willingness to pay (-) 0.05 .28 0.03 .15 0.02 .81
H10a Apps use → adoption (+) 0.07 .09 0.17 <.001 –0.10 .12
H10b Apps use → willingness to pay (+) 0.18 .01 0.24 <.001 –0.06 .49
H11a Attitude PRWs → adoption (+) 0.27 <.001 0.43 <.001 –0.16 .03
H11b Attitude PRWs → willingness to pay (+) 0.15 .01 0.32 <.001 –0.17 .04

a PEOU: perceived ease of use; PU: perceived usefulness. A plus sign or minus sign signifies an increase or decrease, respectively, in the dependent variable evoked by an increase in the independent variable (ceteris paribus).