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Nationally Notifiable Infectious Diseases and Conditions, United States: Weekly Tables

The figure is a bar chart showing selected notifiable disease reports for the United States with comparison of provisional 4-week totals through August 31, 2019, with historical data. Reports of acute hepatitis A, measles, meningococcal disease and mumps increased with acute hepatitius A, measles and mumps increasing beyond historical limits.  Reports of giardiasis, acute hepatitis B, acute hepatitis C, legionellosis and pertussis decreased.
The figure above is a bar chart showing selected notifiable disease reports for the United States with comparison of provisional 4-week totals through August 31, 2019, with historical data. Reports of acute hepatitis A, measles, meningococcal disease and mumps increased with acute hepatitius A, measles and mumps increasing beyond historical limits. Reports of giardiasis, acute hepatitis B, acute hepatitis C, legionellosis and pertussis decreased.
  • * Ratio of current 4-week total to mean of 15 4-week totals (from previous, comparable, and subsequent 4-week periods for the past 5 years). The point where the hatched area begins is based on the mean and two standard deviations of these 4-week totals.
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