Sample items | Spearman correlation coefficient (test retest) | p value | Kappa |
---|---|---|---|
1. Think it safe to text and drive | 0.67112 | <.0001 | 0.52 |
2. Read text messages when drivingR | 0.726 | <.0001 | 0.56 |
3. When read text messages while drivingR | 0.791 | <.0001 | 0.67 |
4. Read email when drivingR | 0.683 | <.0001 | 0.62 |
5. When read emails while drivingR | 0.751 | <.0001 | 0.59 |
6. View maps or directions on phone while drivingR | 0.717 | <.0001 | 0.63 |
7. Write text messages while drivingW | 0.529 | <.0001 | 0.44 |
8. When write text while drivingW | 0.656 | <.0001 | 0.54 |
9. Write emails when drivingW | 0.457 | 0.0004 | 0.32 |
10. When write emails while drivingW | 0.515 | <.0001 | 0.34 |
11. View messages on social media sites while drivingR | 0.38 | 0.0041 | 0.33 |
Have been a passenger when others are texting and driving | 0.655 | <.0001 | 0.54 |
Drive under the influence | 0.654 | <.0001 | 0.45 |
Fall asleep when driving | 0.376 | 0.0043 | 0.30 |
Use of seatbelt when driving | 0.569 | <.0001 | 0.65 |
Car crashes reported | 0.62 | ||
Enrolled in programs to reduce texting (e.g.AT&T’s “It Can Wait”) | 0.67 |