Table 4. Regression analysis: predicting self-regulatory behaviors.
| Self-regulatory behaviors | R2 | F | Age group | Gender | Driving age | Active behavior | Passive behavior | CB | SCB |
|---|---|---|---|---|---|---|---|---|---|
| 1. slow down while making/answering calls | .07 | 1.35 | .02 | .05 | .05 | -.10 | .24 | -.26 | .17 |
| 2. pull over when making/answering calls | .08 | 1.52 | -.04 | -.06 | .04 | -.09 | -.14 | .36 b | -.13 |
| 3. increase distance when making/answering calls | .03 | 0.52 | -.05 | -.05 | .00 | -.17 | .19 | -.12 | .10 |
| 4. change lanes less frequently while making/answering calls | .02 | 0.45 | -.05 | -.01 | .04 | .15 | -.06 | -.22 | .11 |
| 5. shorten conversation while making/answering calls | .19 | 4.50 a | -.10 | .13 | .03 | -.10 | .19 | -.32 c | -.11 |
| 6. remind the caller that he/she is driving | .10 | 2.04 | .05 | .18 | -.01 | -.07 | .03 | -.12 | -.09 |
| 7. slow down when reading message | .15 | 3.14 b | -.20 | .03 | .05 | -.27 | .45 a | -.25 | .19 |
| 8. pull over when reading message | .07 | 1.35 | -.06 | .03 | .03 | -.04 | .04 | .26 | -.04 |
| 9. increase distance when reading message | .15 | 3.41 b | -.20 | .04 | .02 | -.42 b | .43 b | -.13 | .21 |
| 10. change lanes less frequently when reading message | .17 | 3.95 b | -.16 | .06 | .02 | -.45 b | .54 a | .04 | .07 |
CB means compensatory beliefs; SCB means safe compensatory beliefs.
a p < 0.001;
b p < 0.01;
c p < 0.05.