Illinois 2011-2012 Flu Season: Weeks 40-24 (One Pediatric Death; Total One)

[Missouriwatcher]

Weeks 40-43: No Activity

Week 40: ILI 1.9% There was one influenza related Intensive Care Unit (ICU) admission and no deaths reported for week 40.

Week 41: ILI 1.8%

Week 42: ILI 1.6%
Febrile Respiratory Illness (FRI) surveillance at Naval Recruit Training Command, Great Lakes for this week is substantially elevated.

During week 42, none of the specimens tested by Illinois Department of Public Health Laboratory were positive for influenza A or B.
No influenza-associated Intensive Care Unit (ICU) admissions were reported for week 42. This represents no change from the previous week.
No influenza-associated pediatric deaths were reported for week 42. This represents no change from week 41.

On October 19th, 2011 a suspected influenza like illness [ILI] outbreak in a DuPage County elementary school was reported. Increased absenteeism was reported in one of the first grade classroom with 17 of 28 (61%) students ill. Siblings of the students in this first grade classroom are now beginning to display ILI symptoms. IDPH has sent test kits to the DuPage County Health Department for confirmation.

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-44 (No Activity)

Week 43: No Activity
ILI: 1.5%
No positives for influenza detected
DuPage County ILI Update:
On October 19, 2011 a suspected influenza like illness (ILI) outbreak in a DuPage County elementary school was reported to IDPH. Increased absenteeism was reported in one of the first grade classrooms with peak absenteeism in 11 of 28 (39%) students ill on October 6. A total of 32 of 696 (5%) students at the school in multiple classrooms were associated with the cluster, and absenteeism is currently at baseline levels. There were no reported cases of hospitalization or staff illness, and surveillance is ongoing.

Week 44: No Activity
ILI: 1.7% compared with 1.5% for week 43.
Febrile Respiratory Illness (FRI) surveillance at Naval Recruit Training Command, Great Lakes for week 44 is moderately elevated.
During week 44, none of the specimens tested by Illinois Department of Public Health Laboratory were positive for influenza A or B.

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-45 (No Activity)

Week 45: No Activity
ILI: 1.8%
No positives for influenza detected
1 ILI outbreak in ICU admission

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-46 (No Activity)

Week 46: Sporadic
ILI: 1.5%
During week 46, three of the specimens tested by Illinois Department of Public Health Laboratory were positive for influenza B.
There were no influenza-associated Intensive Care Unit (ICU) admissions reported for week 46.
No influenza-associated pediatric deaths were reported for week 46.
During week 46, one influenza B outbreak was reported in a long term care facility.

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-47 (Sporadic)

Week 47: Sporadic
ILI: 2.2%
During week 47, five of the specimens tested by Illinois Department of Public Health Laboratory were
positive for influenza B.
There were no influenza-associated Intensive Care Unit (ICU) admissions3
reported for week 47.
No influenza-associated pediatric deaths were reported for week 47.
During week 47, no influenza outbreaks were reported.

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-48 (No Activity)

Week 48: No Activity
During CDC Week 48, the proportion of outpatient visits for influenza-like illness (ILI)was 1.2% compared with 2.0% for week 47.

Febrile Respiratory Illness (FRI) surveillance at Naval Recruit Training Command, Great Lakes for week 48 is at or below expected value.

During week 48, none of the specimens tested by Illinois Department of Public Health Laboratory were positive for influenza.

There were no influenza-associated Intensive Care Unit (ICU) admissions reported for week 48.
No influenza-associated pediatric deaths were reported for week 48.
During week 48, no influenza outbreaks were reported.

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-49 (No Activity)

Week 49: No Activity
ILI: 1.5%
No positives for influenza

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-50 (No Activity)

Week 50: No Activity
ILI: 2.1%
No positives for influenza
No deaths or outbreaks reported

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-51 (No Activity)

Week 51: No Activity
2 new hospitalizations; total 3
ILI: 2.3%
No positives for influenza
No deaths or outbreaks reported

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-52 (Sporadic)

Week 52: Sporadic
No new hospitalizations; total 2
ILI: 2.7% (continued elevation in age-group 0-4 years)
22% positive for influenza (A/H3)
No deaths or outbreaks reported

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-1 (Sporadic)

Week 1: Sporadic
1 new hospitalizations; total 3
ILI: 1.9%
100% positive for influenza (A/H3)
No deaths or outbreaks reported

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-2 (Sporadic)

Week 2: Sporadic
No new hospitalizations; total 3
ILI: 1.8%
57% positive for influenza (A/H3) and A
No deaths or outbreaks reported

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-3 (Sporadic)

Week 3: Sporadic
1 new hospitalizations; total 5
ILI: 1.8%
60% positive for influenza 2009A/H1N1, A/H3, A and B
One outbreak reported in long-term health facility

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-4 (Sporadic)

Week 4: Sporadic
ILI: 1.7%
50% positive for influenza
There was one influenza-associated Intensive Care Unit (ICU) admission reported for week 4.
No influenza-associated pediatric deaths were reported for week 4.
During week 4, no influenza outbreaks were reported.

http://www.idph.state.il.us/flu/fluupdate11-12.htm

[Missouriwatcher]

Re: Illinois 2011-2012 Flu Season: Weeks 40-5 (Regional)

Week 5: Regional
ILI: 2.1%
During week 5, none of the four specimens tested by Illinois Department of Public Health Laboratory were positive for influenza. During week 5, eleven specimens positive for Influenza A via rapid influenza testing were reported to the Immunization Section.
There was no influenza-associated Intensive Care Unit (ICU) admission reported for week 5.
No influenza-associated pediatric deaths were reported for week5.
During week 5, two influenza outbreaks were reported in long-term care facilities.

http://www.idph.state.il.us/flu/fluupdate11-12.htm