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  • Content Type: Abstract

    Identifying potential biases and confounders that may affect data quality is an important consideration when evaluating surveillance systems. Having the benefit of predictable temporal trends is a key requirement to improve upon… read more
    … Further Information: Loren Shaffer, loren.shaffer@hmsinc.com www.hmsinc.com Advances in Disease Surveillance 2007;4:264 …
  • Content Type: Abstract

    Animals continue to be recognized as a potential source of surveillance data for detecting emerging infectious diseases, bioterrorism preparedness, pandemic influenza preparedness, and detection of other zoonotic diseases. Detection of disease… read more
    … and other data populate data repositories at the IDEXX cor- porate office at the time of record creation. Other … (Centers for Disease Control and Prevention, http://www.cdc.gov/epi- info/). We determined the frequency of … seasonal change (34), Ŷt = α + βtt + βs sin(2πt/52) + βc cos(2π t/52), [2] where a is the intercept value, βt is the …