Published in Medical Letter on the CDC and FDA, July 2nd, 2006
Researchers writing in the American Journal of Public Health report, "We sought to determine whether the exclusion of adults without landline telephones may bias estimates derived from health-related telephone surveys. We took data from the 2004 and 2005 National Health Interview Survey and used logistic regression to compare the odds of behavioral risk factors and health care service use for adults with landline telephones to those for adults with only wireless telephones and adults without any telephone service."
"When interviewed, 7.2% of adults,...
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