Some associated factors increase the risk of depressive disorder in the study: age>40 (OR=2.875, p<0.001), single marital status (OR=2.039, p=0.046), age of onset (OR= 2.763, p=0.009), frequency of seizure > 1 seizure / month (OR=9.612, p<0.001), poly-therapy (OR=4, 097, p<0.001).