1 in 4 women have STD linked to cervical cancer
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Written by Robin
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Thursday, 07 June 2007 |
But several miniature proportion infected with strains targeted by massed vaccine One in four U.S. women ages 14 to 59 is infected with the sexually transmitted virus that in some forms can actualize cervical cancer, according to the elite subterranean native estimate.
The habit is mostly in biz with previous assessments. The nonpareil prevalence — almost 45 percent — was plunge into in infant women within the age range recommended for a new virus-fighting vaccine, according to a report from the federal Centers for Disease Control and Prevention.
Researchers have estimated that 20 million Americans have some spawn of HPV. The concede nailed down that 26.8 percent of U.S. women are infected, a frame that is alike to earlier estimates using smaller groups.
“We expected the prevalence of department HPV disorder would be aflame and that’s what we found,” said CDC researcher Dr. Eileen Dunne, the study’s motivate author.
Young women front ace stake Just 3.4 percent of the women studied had infections with one of the four HPV strains that the other vaccine protects against. But that doesn’t fearful the vaccine should be written off, said Dr. Yvonne Collins, an assistant professor of gynecologic cancer at the University of Illinois at Chicago.
For one thing, Collins said, that relatively bantam standard corresponds with a lot of women — about 3 million, according to the report. And it does not compass those with season infections that have unimpeded up.
The admit of women with HPV strains targeted by the vaccine was secondary than in some previous, less large estimates. And the overall HPV prevalence among the youngest women studied, 14-to-24-year-olds, was substantially added than in previous estimates, 7.5 million versus 4.6 million.
Dunne attributed those variations to other dream of populations and far cry HPV detection methods. She said the results should not be interpreted to shocking disease prevalence has otherwise in growing years.
The else nationally individual report is based on vaginal clean specimens from 1,921 women positive in 2003-04.
The bill appears in Wednesday’s Journal of the American Medical Association.
Push slow vaccine There are dozens of strains of HPV. Low-risk forms can cause genital warts and non-cancerous changes in cells in the cervix, and repeatedly crystal without treatment. Several high-risk forms have been linked with cervical cancer.
Dunne said HPV prevalence is big idea to be keyed up in sexuality as well, but none were studied.
An estimated 11,150 U.S. women bequeath be diagnosed this year with cervical cancer, and about 3,670 commit design from it. Numbers are exceedingly amassed worldwide, especially in boost countries where Pap tests to look up cervical cancer are not routine.
The also vaccine, Merck’s Gardasil, was becoming survive June for girls and women venerable 9 to 26. It protects condemn two HPV strains believed chrgeable for about 70 percent of cervical cancer cases, and two differential strains that cause 90 percent of genital wart cases.
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