Fig. 3From: Risk for ischemic stroke and coronary heart disease associated with migraine and migraine medication among older adultsCumulative incidence of ischemic stroke, coronary heart disease and cardiovascular events among patients who had and did not have a history of migraine, restricted to those with a history of cardiovascular disease. CHD: coronary heart disease; CVD: cardiovascular disease. The cumulative incidence was calculated accounting for the competing risk of all-cause mortality using the method of Fine and Gray [17].Back to article page