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Previous Volume 335:1767-1768 December 5, 1996 Number 23 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

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To the Editor: Petitti et al. (July 4 issue)¹ reported a low risk of stroke among women using oral-contraceptive preparations low in estrogen, a result that agrees with the findings of our case–control study.² Their study shows an apparent protective effect against ischemic infarction with any use of oral contraceptives (odds ratio, 0.52; 95 percent confidence interval, 0.27 to 1.00); this effect is even more evident with past use and clearly contrasts with the findings of other studies.^3,4

Current smoking, treated hypertension, and black race, all of which were associated with a higher risk of stroke, were more frequent among . . . [Full Text of this Article]

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