Washington 2011-2012 Flu Season: Weeks 40-20 (Two New Deaths; Total 16)

[Missouriwatcher]

Re: Washington 2011-2012 Flu Season: Weeks 40-18 (One New Death; Total 14)

Week 14: Local
1 new death (pediatric); total 14

ILI: 1.6%
• Influenza viruses continued to circulate in Western Washington during week 18, but at a decreased level compared to week 17.
• Influenza activity was very low in Eastern Washington.
• The proportion of emergency room visits for influenza-like illness (ILI) was below baseline in both Western andEastern Washington.
• During week 18, 49 (14.5%) of 337 specimens tested by the World Health Organization (WHO) Collaborating Laboratories in Washington were positive for influenza. Of these specimens, 38 (78%) were influenza B viruses and 11 (22%) were influenza A viruses.

Since July 24, 2011, 92 adults and 21 children hospitalized with laboratory-
confirmed influenza have been reported among Spokane County residents.

http://www.doh.wa.gov/notify/nc/influenza.htm

[Missouriwatcher]

Re: Washington 2011-2012 Flu Season: Weeks 40-19 (No New Deaths; Total 14)

Week 19:
No new deaths; total 14

? Influenza viruses continued to circulate in Washington during week 19. Overall, flu activity continued to decrease in Western Washington and remained fairly low in Eastern Washington.
? The proportion of emergency room visits for influenza-like illness (ILI) was below baseline in both Western and Eastern Washington, however, the proportion of outpatients visits for ILI statewide was above baseline.
? Detections of influenza B viruses in sentinel laboratories exceeded detections of influenza A viruses in both Western and Eastern Washington.
? During week 19, 44 (14.2%) of 309 specimens tested by the World Health Organization (WHO) Collaborating Laboratories in Washington were positive for influenza. Of these specimens, 32 (73%) were influenza B viruses
and 12 (27%) were influenza A viruses.

http://www.doh.wa.gov/notify/nc/influenza.htm

[Missouriwatcher]

Re: Washington 2011-2012 Flu Season: Weeks 40-20 (Two New Deaths; Total 16)

Week 20: Local (Website has error)
2 new deaths; total 16

• Overall, influenza activity was low (1.8&#37 in Washington during week 20, but influenza viruses continued to circulate in some communities.
• Detections of influenza B viruses in sentinel laboratories exceeded detections of influenza A viruses.
• The proportion of emergency room visits for influenza-like illness (ILI) was below baseline in both Western and Eastern Washington.
• During week 20, 23 (7.2%) of 319 specimens tested by the World Health Organization (WHO) Collaborating Laboratories in Washington were positive for influenza. Of these specimens, 17 (74%) were influenza B viruses
and 6 (26%) were influenza A viruses.

P&I deaths: 7.2%

http://www.doh.wa.gov/notify/nc/influenza.htm