Table 1.

Demographic summary for the case (stroke) and control patients

	Case (n = 20)	Control (n = 20)
Male	8 (40%)	7 (35%)
Age in years, median [range]	77 [46, 95]	63 [36, 77]
Previous medical history
Atrial fibrillation	6 (30%)	0 (0%)
Diabetes	0 (0%)	1 (5%)
Hypertension	13 (65%)	7 (35%)
Hyperlipidemia	8 (40%)	7 (35%)
History of migraine without aura	0 (0%)	2 (10%)
History of migraine with aura	2 (10%)	1 (5%)
Concomitant medications at time of ED presentation
Statin for at least the last 30 days	6 (30%)	4 (20%)
Antiplatelets for at least the last 7 days	8 (40%)	3 (15%)
Vitamin K antagonist	4 (20%)	0 (0%)
Novel anticoagulant	0 (0%)	0 (0%)
Smoking status
Current smoker	5 (20%)	1 (5%)
Past smokera	3 (15%)	9 (45%)

^aPast smoker status was unavailable for one control and five stroke cases