Table 2. Associations between patient and caregiver related factors and driving status: Results of logistic regression analysis.

Variable	OR	95% CI	P-value
Age	1.048	0.986–1.114	0.129
Female gender	5.057	1.803–14.180	0.002
Retired	1.627	0.257–10.285	0.605
Assistance at home	0.721	0.234–2.225	0.569
MMSE	1.034	0.896–1.194	0.646
CDR	1.553	0.343–7.042	0.568
CERAD constructional practice	0.611	0.445–0.839	0.002
NPI – aberrant motor behavior	1.524	0.417–5.571	0.524
NPI – apathy	0.521	0.191–1.424	0.204
DAD	0.941	0.911–0.973	<0.001
ZBI	1.027	0.989–1.066	0.164

Abbreviations: OR = Odds Ratio, CI = Confidence Interval, MMSE = Mini Mental State Examination, CDR = Clinical dementia rating, CERAD = Consortium to establish a registry for Alzheimer’s disease, NPI = Neuropsychiatric Inventory, DAD = Disability Assessment for Dementia, ZBI = Zarit Burden Interview.