New Hampshire 2011-2012 Flu Season: Weeks 40-20 (Sporadic)

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-4 (Regional)

Week 4: Regional
? Influenza-like illness and acute respiratory illness were similar compared to the previous week at 0.1% and 2.4% of patient visits, respectively.
? Pneumonia and influenza-related deaths accounted for 5.4% of deaths, which was below the epidemic threshold of 10.9% for week 4.
? Ten new respiratory specimens were submitted for laboratory testing during week 4 and all ten were negative.

P&I: 5.4%
School absenteeism for ILI: 0.2%
Week 5 will be reported as Sporadic

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-6 (Local)

Week 5: Sporadic
• Influenza-like illness and acute respiratory illness were increased or decreased compared to the previous week at 0.4% and 1.9% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 10.6% of deaths, which was below the epidemic threshold of 12.4% for week 5.
• Five new respiratory specimens were submitted for laboratory testing during week 5, and a total of three were positive, including one for 2009 influenza A(H1N1), one for seasonal influenza AH3, and one for influenza B. Two were negative.


Week 6: Local
• Influenza-like illness and acute respiratory illness were similar or slightly increased compared to the previous week at 0.2% and 2.2% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 9.3% of deaths, which was below the epidemic threshold of 13.1% for week 6.
• Ten new respiratory specimens were submitted for laboratory testing during week 6 and all were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-7 (Local)

Week 7: Local
• Influenza-like illness and acute respiratory illness were similar compared to the previous
week at 0.2% and 2.3% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 6.1% of deaths, which was
below the epidemic threshold of 13.4% for week 7.
• Four new respiratory specimens were submitted for laboratory testing during week 7.
One was positive for influenza B and three were negative.

School absenteeism for ILI: 0.2%

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-8 (Local)

Week 8: Local

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-10 (Sporadic)

Week 9: Local
• Influenza-like illness and acute respiratory illness were decreased or the same compared to the previous week at <0.1&#37; and 2.2% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 10.1% of deaths, which was below the epidemic threshold of 13.6% for week 9.
• Eleven new respiratory specimens were submitted for laboratory testing during week 9, and a total of nine were positive, including five for seasonal influenza AH3, one for 2009 influenza A (H1N1), and three for influenza B. Two were negative.

For week 9 (2/26/12–3/03/12), 10.1% of all deaths recorded in NH were reported as due to P&I. This is below the epidemic threshold for week 9 (13.6%).

Week 10: Sporadic
• Influenza-like illness and acute respiratory illness were similar compared to the previous
week at 0.1% and 2.3% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 10.2% of deaths, which was
below the epidemic threshold of 16.0% for week 10.
• Ten new respiratory specimens were submitted for laboratory testing during week 10,
and a total of seven were positive, including four for seasonal influenza AH3, one for
2009 influenza A (H1N1), and two for influenza B. Three were negative.

The overall state student absenteeism for ILI rate was 0.1% for the week based on 70
(11%) schools reporting students absent due to ILI.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-11 (Local)

Week 11: Local
• Influenza-like illness and acute respiratory illness were similar compared to the previous
week at 0.2&#37; and 2.2% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 7.1% of deaths, which was
below the epidemic threshold of 10.4% for week 11.
• Ten new respiratory specimens were submitted for laboratory testing during week 11,
and a total of five were positive, including one for seasonal influenza AH3, one for 2009
influenza A (H1N1), and three for influenza B. Five were negative.

The overall state student absenteeism for ILI rate was 0.1% for the week
based on 77 (12%) schools reporting students absent due to ILI.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-12 (Local)

Week 12: Local
• Influenza-like illness and acute respiratory illness were similar or slightly decreased
compared to the previous week at 0.1&#37; and 1.9% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 6.4% of deaths, which was
below the epidemic threshold of 14.5% for week 12.
• Ten new respiratory specimens were submitted for laboratory testing during week 12,
and a total of three were positive, including two for seasonal influenza AH3, and one for
influenza B. Seven were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-13 (Local)

Week 13: Local
• Influenza-like illness and acute respiratory illness were similar or the same compared to
the previous week at 0.2&#37; and 1.9% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 7.5% of deaths, which was
below the epidemic threshold of 11.7% for week 13.
• Twelve new respiratory specimens were submitted for laboratory testing during week 13,
and a total of nine were positive, including four for seasonal influenza AH3, and five for
influenza B. Three were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-14 (Sporadic)

Week 14: Sporadic

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-16 (Local)

Week 15: Sporadic
• Influenza-like illness and acute respiratory illness were the same or similar compared to the previous week at 0.2&#37; and 1.6% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 6.7% of deaths, which was below the epidemic threshold of 14.6% for week 15.
• Seventeen new respiratory specimens were submitted for laboratory testing during week 15, and a total of eleven were positive, including seven for seasonal influenza AH3, two for 2009 influenza A(H1N1), and two for influenza B. Six were negative.
P&I deaths: 6.7%

Week 16: Local
• Influenza-like illness and acute respiratory illness were the same or similar compared to
the previous week at 0.2% and 1.7% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 10.3% of deaths, which was
below the epidemic threshold of 10.9% for week 16.
• Twenty-two new respiratory specimens were submitted for laboratory testing during
week 16, and a total of nineteen were positive, including eight for seasonal influenza
AH3, four for 2009 influenza A(H1N1), and seven for influenza B. Three were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-17 (Regional)

Week 17: Regional
(In the past three weeks, NH has gone from Sporadic to Local and now Regional)
• Influenza-like illness and acute respiratory illness were similar or decreased compared to
the previous week at 0.2&#37; and 1.2% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 5.7% of deaths, which was
below the epidemic threshold of 14.2% for week 17.
• Twenty-four new respiratory specimens were submitted for laboratory testing during
week 17, and a total of twenty were positive, including seventeen for seasonal influenza
AH3, and three for influenza B. Four were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-18 (Regional)

Week 18: Regional
• Influenza-like illness and acute respiratory illness were similar compared to the previous
week at 0&#37; and 1.3% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 4.4% of deaths, which was
below the epidemic threshold of 11.8% for week 18.
• Fifteen new respiratory specimens were submitted for laboratory testing during week 18,
and a total of twelve were positive, including eight for seasonal influenza AH3, one for
2009 influenza A (H1N1), and three for influenza B. Three were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-19 (Sporadic)

Week 19: Sporadic
• Influenza-like illness and acute respiratory illness were the same or decreased
compared to the previous week at 0.1&#37; and 1.0% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 9.7% of deaths, which was
below the epidemic threshold of 14.1% for week 19.
• Six new respiratory specimens were submitted for laboratory testing during week 19,
and a total of four were positive for seasonal influenza AH3. Two were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm

[Missouriwatcher]

Re: New Hampshire 2011-2012 Flu Season: Weeks 40-20 (Sporadic)

Week 20: Sporadic
• Influenza-like illness and acute respiratory illness were the same or increased compared
to the previous week at 0.1&#37; and 1.4% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 4.6% of deaths, which was
below the epidemic threshold of 11.5% for week 20.
• Eight new respiratory specimens were submitted for laboratory testing during week 20,
and a total of three were positive for seasonal influenza AH3. Five were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/activity.htm