Displaying results 1 - 1 of 1
-
Variation in Visits Classified by GI ICD9 Biosurveillance Sub-Filters as a Function of Age
Content Type: Abstract
The CDC recently developed sub-syndromes for classifying disease to enhance syndromic surveillance of natural outbreaks and bioterrorism. They have developed ICD9 classifiers for six GI Illness subsyndromes: Abdominal Pain,… read more… we then calculated its count and its percent of all visits for each year of life. The Student’s t-test was … 5.0% at age 80. The 95% CI was less than +/- 0.3% in all cases. We did not attempt to characterize further … varied significantly by age. This may impact the de- sign of outbreak detection methods. The sub- syndromes …