Research Article
Modelling the Effect of Mobile Phone Use on Driving Behaviour Considering Different Use Modes
Table 3
Probit model for maximum speed.
| Parameters | Coefficient | t value |
| Intercept | -1.585 | -1.552 |
| Distraction type |
| Base | --- | --- |
| Speaker | -0.412 | -1.809 |
| Hands-free | -0.237 | -1.040 |
| Handheld | -0.960 | -4.087 |
| Mobile phone use characteristics |
| Mobile phone familiarity >= very | 1.038 | 3.007 |
| Mobile phone use in rural roads >= rarely | 2.803 | 3.033 |
| Environment |
| Urban roads | -1.820 | -8.355 |
| Driving related characteristics |
| Love driving >= moderately | 6.639 | 4.703 |
| Socioeconomic characteristics |
| Age > 54 | 0.233 | 0.321 |
| Gender: woman | -0.586 | -2.483 |
| Statistics |
| mu_1 | 2.804 | 11.573 |
| Sigma | 1.246 | 5.510 |
| Observations | 390 |
| doF | 12 |
| Initial log-likelihood | -369.026 |
| Log-likelihood | -195.472 |
| AIC | 414.943 |
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