Control

Páginas: 3 (570 palabras) Publicado: 26 de junio de 2012
The Most Effective Form of Birth Control
BODY |
By NICHOLAS BAKALAR
| June 4, 2012, 10:49 AM

Intrauterine devices, under-the-skin implants and Depo-Provera injections — the long-actingreversible contraceptives — are much more effective in preventing pregnancy than the transdermal patch, the vaginal ring or the birth control pill, a new study reports.
Researchers provided 7,486volunteers with the contraceptive of their choice, then followed them for up to three years. (Women using condoms, diaphragms and natural family planning were not included in the analysis.) There were 334unintended pregnancies.
Failure rates for pills, patches and rings were more than 9 percent by the end of the study, compared with less than 1 percent for the long-acting reversible methods. The studyappeared in the May 24 issue of The New England Journal of Medicine.
There was no difference by age in unintended pregnancies among women using long-acting contraceptives, but young women who usedthe pill, patch or ring were much more likely to have an unintended pregnancy than older women using those methods.
“When women say to me that they want to use the pill, I say, ‘That’s fine, but it’s20 times less effective than an IUD,’ ” said one of the co-authors, Dr. Jeffrey F. Peipert, of Washington University in St. Louis. “Clinicians have been reluctant to prescribe IUDs,” he added, “but ifwe want to get a handle on unintended pregnancy in our country, we have to first offer the most effective methods.”





Summary and Opinion:

This article is about the methods to avoidpregnancy. Every day the scientists are trying to make and to discover new ways to eliminate the possibility of been pregnant. The first reason I think is to make the women more comfortable with newmethods. Some studies have showed that skin implants and injections are more effective than the other methods. I think is good that the technology is making new steps and the things are changing now, and...
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