What risk factors were associated with stroke in women using oral contraceptives (OCs)?
Risk factors associated with stroke in women using OCs include older age, cigarette smoking, hypertension, migraine headaches, obesity, and a history of hypercholesterolemia. Additionally, women using OCs who were heterozygous for factor V Leiden (OR, 11.2; 95% CI, 4.2 29.0) and methyl tetrahydrofolate reductase or MTHFR 677TT mutation (OR, 5.4; 95% CI, 2.4 12.0) were at increased risk of IS.