Table 1.
Bivariate correlations (Pearson r and two-tailed P value) among all independent variables of the regression models.
| Variable | 1. | 2. | 3. | 4. | 5. | 6. | 7. | 8. | 9. | 10. | 11. | 12. | 13. | |
| 1. Age | ||||||||||||||
|
|
r | 1 | –.02 | .29 | .08 | –.13 | .23 | .06 | .04 | .12 | –.08 | .09 | .10 | –.05 |
|
|
P value | —a | .66 | <.001 | .11 | .01 | <.001 | .20 | .45 | .01 | .13 | .08 | .04 | .37 |
| 2. Genderb | ||||||||||||||
|
|
r | –.02 | 1 | .04 | .06 | –.11 | .06 | .06 | .07 | .05 | .02 | .01 | –.05 | .01 |
|
|
P value | .66 | — | .41 | .23 | .03 | .24 | .21 | .19 | .37 | .66 | .83 | .28 | .92 |
| 3. Severity of infection | ||||||||||||||
|
|
r | .29 | .04 | 1 | .44 | –.17 | .19 | .25 | –.14 | –.07 | .04 | .17 | .05 | .11 |
|
|
P value | <.001 | .41 | — | <.001 | .001 | <.001 | <.001 | .004 | .15 | .39 | .001 | .32 | .03 |
| 4. Vulnerability to infection | ||||||||||||||
|
|
r | .08 | .06 | .44 | 1 | –.31 | .25 | .52 | –.12 | .05 | .03 | .01 | –.05 | .25 |
|
|
P value | .11 | .23 | <.001 | — | <.001 | <.001 | <.001 | .01 | .32 | .53 | .79 | .36 | <.001 |
| 5. Rewards of avoiding social distancing | ||||||||||||||
|
|
r | –.13 | –.11 | –.17 | –.31 | 1 | –.37 | –.43 | .28 | –.08 | .17 | .10 | .12 | –.14 |
|
|
P value | .01 | .03 | .001 | <.001 | — | <.001 | <.001 | <.001 | .11 | .001 | .045 | .02 | .006 |
| 6. Self-efficacy regarding social distancing | ||||||||||||||
|
|
r | .23 | .06 | .19 | .25 | –.37 | 1 | .50 | –.25 | .16 | –.17 | .05 | –.03 | .10 |
|
|
P value | <.001 | .24 | <.001 | <.001 | <.001 | — | <.001 | <.001 | .002 | <.001 | .30 | .58 | .05 |
| 7. Response efficacy of social distancing | ||||||||||||||
|
|
r | .06 | .06 | .25 | .52 | –.43 | .50 | 1 | –.21 | .15 | –.04 | –.06 | –.16 | .31 |
|
|
P value | .20 | .21 | <.001 | <.001 | <.001 | <.001 | — | <.001 | .003 | .43 | .23 | .001 | <.001 |
| 8. Response costs of social distancing | ||||||||||||||
|
|
r | .04 | .07 | –.14 | –.12 | .28 | –.25 | –.21 | 1 | –.07 | .06 | .12 | .07 | –.07 |
|
|
P value | .45 | .19 | .004 | .01 | <.001 | <.001 | <.001 | — | .18 | .20 | .01 | .15 | .15 |
| 9. Trust in other people’s social distancing behavior | ||||||||||||||
|
|
r | .12 | .05 | –.07 | .05 | –.08 | .16 | .15 | –.07 | 1 | –.17 | .02 | –.01 | .10 |
|
|
P value | .01 | .37 | .15 | .32 | .11 | .002 | .003 | .18 | — | .001 | .74 | .87 | .052 |
| 10. Day of participation | ||||||||||||||
|
|
r | –.08 | .02 | .04 | .03 | .17 | –.17 | –.04 | .06 | –.17 | 1 | .05 | .05 | –.001 |
|
|
P value | .13 | .66 | .39 | .53 | .001 | <.001 | .43 | .20 | .001 | — | .28 | .33 | .98 |
| 11. Severity of data misuse | ||||||||||||||
|
|
r | .09 | .01 | .17 | .01 | .10 | .05 | –.06 | .12 | .02 | .05 | 1 | .53 | –.25 |
|
|
P value | .08 | .83 | .001 | .79 | .045 | .30 | .23 | .01 | .74 | .28 | — | <.001 | <.001 |
| 12. Vulnerability to data misuse | ||||||||||||||
|
|
r | .10 | –.05 | .05 | –.05 | .12 | –.03 | –.16 | .07 | –.01 | .05 | .53 | 1 | –.55 |
|
|
P value | .04 | .28 | .32 | .36 | .02 | .58 | .001 | .15 | .87 | .33 | <.001 | — | <.001 |
| 13. General trust in official app providers | ||||||||||||||
|
|
r | –.05 | .01 | .11 | .25 | –.14 | .10 | .31 | -.07 | .10 | –.001 | –.25 | –.55 | 1 |
|
|
P value | .37 | .92 | .03 | <.001 | .006 | .05 | <.001 | .15 | .052 | .98 | <.001 | <.001 | — |
a—: not applicable.
b0=male, 1=female.