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Table 1 Prevalence and duration of migraine in ACI patients and control subjects

From: Association between ischemic stroke and migraine in elderly Chinese: a case–control study

Subjects Prevalence of migraine Without aura With aura Duration (yrs)
ACI 17.15% (166/968)** 81.9% (136/166) 18.9% (30/166) 18.40*
Control 3.90% (40/1024) 85% (34/40) 15% (6/40) 14.70
  1. Double asterisks (**) indicate a significant difference from the control group at P < 0.01 and a single asterisk (*) indicates a significant difference from the control group at P < 0.05.