A study of students’ use of restraint systems in school transportation services in primary and secondary schools in northern Iran: an observational study

Table 3 The role of different variables in the driver’s use of seat belts

Variable		OR	Standard. Error	95% CI		*P-value*
Variable		OR	Standard. Error	Lower limit	Upper limit	*P-value*
Constant coefficient		1.32	1.2	0.22	7.8	0.75
Age	25<	Base	–	–	–	–
	25–40	0.35	0.29	0.06	1.86	0.21
	40 >	0.03	0.04	0.002	0.48	0.01
Driver sex- female (base: male)		2.54	0.81	1.36	4.7	0.003
Type of vehicle	Sedan	Base	–	–	–	–
	Van/school bus	0.10	0.04	0.04	0.26	0.001>
	/Taxi/call taxi	0.13	0.06	0.04	0.35	0.001>
Vehicle age (new) Base (old)		4.4	1.38	2.3	8.1	0.001>

ISSN: 1471-2431