Table 1.

Clinical descriptors of the three groups of patients with visual aura

	Group A MH + aura	Group B MH + aura (unrelated in time)	Group C aura only	Controls	P value
Total number	175	29	21	200
Age	48 ± 13	49 ± 15	44 ± 14	54 ± 17	0.99
Male	56 (32%)	10 (35%)	12 (57%)	98 (49%)	0.02
HTN	27 (15%)	8 (28%)	5 (24%)	72 (36%)	0.17
Hyperlipidemia	27 (15%)	7 (24%)	3 (14%)	90 (40%)	0.20
DM	7 (4%)	0 (0%)	0 (0%)	28 (14%)	0.08
Hypercoagulability	36 (21%)	7 (24%)	5 (24%)	10 (5%)	0.10

Abbreviations: DM, diabetes mellitus; HTN, hypertension; MH, migraine headache.