Table 5.

Contributions to the risk of injury in a binary logistic regression multivariable model.

Variable	Coefficient (β)	Standard Error	z Value	p Value	Odds Ratio	95% CI
Intercept	−1.95	0.33
Answer phone while driving	0.71	0.36	1.95	0.052	2.03	0.99–4.16
Distance travelled 100–200 km	0.72	0.41	1.75	0.081	2.05	0.92–4.65
Distance travelled >200 km	1.01	0.47	2.17	0.030	2.76	1.09–6.93