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Contraceptive Effectiveness

Markus J. Steiner, PhD
JAMA. 1999;282(15):1405-1407. doi:10.1001/jama.282.15.1405.
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Journal Scan Archive
September 20, 1999
http://www.ama-assn.org/special/womh/womh.htm
Posted August 23, 1999

Trussell J.The essentials of contraception.In: Hatcher RA, Trussell J, Stewart F, et al, eds. Contraceptive Technology. 17th rev ed. New York, NY: Ardent Media; 1998:211-247.
Fu H, Darroch JE, Haas T, Ranjit N.Contraceptive failure rates: new estimates from the 1995 National Survey of Family Growth. Fam Plann Perspect.1999;31:56-63.
Trussell J, Vaughan B.Contraceptive failure, method-related discontinuation and resumption of use: results from the 1995 National Survey of Growth. Fam Plann Perspect.1999;31:64-72, 93.
Steiner M, Dominik R, Trussell J, Hertz-Picciotto I.Measuring contraceptive effectiveness: a conceptual framework. Obstet Gynecol.1996;88:24S-30S.
Raymond E, Dominik R.the Spermicide Trial Group. Contraceptive effectiveness of two spermicides: a randomized trial. Obstet Gynecol.1999;93:896-903.
Godwin K.Consumers' understanding of contraceptive efficacy. Br J Fam Plann.1999;93:896-903.
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Figure. Range of 12-Month Pregnancy Rates
Graphic Jump Location
FDA indicates Federal Drug Administration; NSFG, National Survey of Family Growth; and IUD, intrauterine device. Asterisk indicates FDA rates based on Copper-T 380 (Ortho-McNeil Pharmaceutical, Raritan, NJ). Fu et al did not present rates for the IUD because less than 1% of the sample used IUDs. Dagger indicates FDA rates based on combined pill. Double dagger indicates FDA rates based on diaphragm. Section mark indicates FDA rates based on calendar method.

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