Investigating clusters of group A streptococcal disease |
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INTRODUCTION | START INVESTIGATION | CALCULATOR | FAQs | ||||
Home Page |
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Please read this first |
Calculate expected number of cases in county or region |
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Review these first steps to an investigation |
Frequently Asked Questions |
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How to input variables, calculate expected number of cases and interpret results |
An active laboratory- and population-based surveillance system for invasive bacterial pathogens |
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Legal disclaimer: This website is intended as a tool to assist with group A streptococcal investigations. When using the calculator, a statistically significant finding suggests that further investigation may be warranted; it should not be the sole indicator to determine if a cluster should be investigated further. Questions may be directed to your state health department or to the CDC Respiratory Diseases Branch at (404) 639-2215 Photo credits: FreeFoto.com |
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This page last modified on March 14, 2008 |