Weekly Update

• In North America, acute respiratory disease activity continued to decrease but still is higher than expected in most areas
• In the Caribbean, unchanged trends in acute respiratory disease were reported
• Central America reported decreasing or unchanged trends in acute respiratory disease
• South America reported decreasing or unchanged trends of acute respiratory disease
• In some countries, the number of specimens positive for pandemic (H1N1) 2009 has been steadily decreasing in recent weeks, however more than 90% of subtyped influenza A viruses were pandemic (H1N1) 2009
• 253 new confirmed deaths in 6 countries were reported; in total there have been 6131 cumulative confirmed deaths