Antiepileptic Drug Management in Acute Ischemic Stroke: Are Vascular Neurologists Utilizing Electroencephalograms? An Observational Cohort Study

Table 2

Multivariable regression of medication use by positive EEG ().

(a)

Covariates	Antiseizure						Given			Discontinued
	Inpatient			Home
	OR	95% CI	value	OR	95% CI	value	OR	95% CI	value	OR	95% CI	value
EEG positive	5.84	2.08-16.43	0.001	1.05	0.23-4.87	0.948	4.03	1.49-10.92	0.006	0.77	0.09-6.31	0.809
Age, years	1.00	0.99-1.02	0.956	0.97	0.94-1.00	0.037	1.00	0.99-1.02	0.726	0.99	0.97-1.02	0.715
Female	0.97	0.63-1.50	0.883	1.57	0.60-4.11	0.361	0.90	0.57-1.40	0.631	1.24	0.53-2.90	0.617
Black	1.44	0.89-2.33	0.140	1.24	0.43-3.56	0.692	1.62	0.98-2.70	0.061	1.24	0.48-3.24	0.654
Past seizures	20.34	8.29-49.95	0.000	119.65	43.76-327.15	0.000	19.62	8.39-45.84	0.000	1.56	0.43-5.69	0.501
	Antiseizure after EEG result						Antiseizure at discharge
	Started/changed			Discontinued			Given			Given after 36 hr changes
	OR	95% CI	value	OR	95% CI	value	OR	95% CI	value	OR	95% CI	value
EEG positive	11.00	3.90-30.99	0.000	2.74	0.55-13.63	0.218	8.11	2.65-24.79	0.000	10.70	0.72-158.86	0.085
Age, years	0.98	0.96-1.01	0.253	1.01	0.97-1.04	0.734	0.99	0.97-1.01	0.398	0.98	0.91-1.05	0.597
Female	0.99	0.42-2.31	0.973	0.89	0.34-2.33	0.820	0.79	0.43-1.45	0.455	0.62	0.05-7.65	0.707
Black	3.30	0.94-11.56	0.062	0.68	0.26-1.81	0.439	1.48	0.75-2.92	0.260	0.15	0.01-1.97	0.147
Past seizures	3.29	1.21-8.90	0.019	1.01	0.21-4.92	0.993	21.12	9.68-46.06	0.000	3.67	0.25-52.85	0.340

(b)

	Benzodiazepine
	Short			Long
	OR	95% CI	value	OR	95% CI	value
EEG positive	2.02	0.72-5.66	0.182	2.82	1.02-7.80	0.045
Age, years	0.99	0.98-1.00	0.076	0.98	0.96-1.00	0.057
Female	0.73	0.50-1.07	0.106	0.73	0.42-1.34	0.329
Black	1.00	0.66-1.51	0.998	0.75	0.42-1.34	0.329
Past seizures	0.78	0.40-1.50	0.452	1.10	0.44-2.73	0.835