Table 4.

Binary logistic regression of sociodemographic variables with level of posttraumatic stress disorder

Sociodemographic variables	P	Exp(B)	95% CI for Exp(B) (lower-upper)
Education
Below higher secondary	0.85	1.04	0.66-1.63
Higher secondary and above
Speed of the vehicle (km/h)
≤40	0.50	0.75	0.32-1.74
>40
Loss of valuables
Yes	0.01*	2.62	0.78-9.04
No
Nature of injury
Fracture	0.71	1.15	0.52-2.58
Others†
Witnessed death
Yes	0.05*	5.52	0.92-33.06
No
Use of substance by the driver
Yes	0.25	1.41	0.77-2.55
No
Self-blame
Yes	0.16	1.71	0.80-3.65
No
Threat of death
Yes	0.001*	8.23	4.93-48.40
No

*P value significant at ≤0.05; ^†Bruise, laceration, soft-tissue injury, and polytrauma. CI - Confidence interval