β Coefficient | 95% CI | p Value | |
---|---|---|---|
Distraction | |||
Using handheld phone | 0.22 | 0.01 to 0.43 | 0.04 |
Using hands-free phone | 0.38 | 0.00 to 0.76 | 0.05 |
Text messaging | 0.55 | 0.36 to 0.75 | 0.00 |
Listening to music | −0.16 | −0.33 to 0.00 | 0.05 |
Other | 0.21 | −0.08 to 0.50 | 0.15 |
In a group, talking | 0.19 | 0.04 to 0.35 | 0.02 |
Female gender | 0.14 | 0.04 to 0.24 | 0.01 |
Age group | |||
<18 years | 0.09 | −0.25 to 0.42 | 0.61 |
18–24 years | Ref. | ||
25–44 years | 0.11 | −0.03 to 0.25 | 0.11 |
45–64 years | 0.27 | 0.10 to 0.43 | 0.00 |
65+ years | 0.87 | 0.60 to 1.13 | 0.00 |
Data in bold are significant to p<0.05. For gender-specific data, males were the gender reference group.