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Survey Reveals Women's Skin Care Behaviors When Nearing Milestone Birthdays
Posted: May 14, 2010
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Results were weighted as needed to reflect the composition of the U.S. adult population using targets for region, age within gender, education, household income, and race/ethnicity. Propensity score weighting was also used to adjust for respondents' propensity to be online. This online survey is not based on a probability sample and therefore no estimate of theoretical sampling error can be calculated.