New Hampshire 2010-2011 Season: Weeks 40-21 (Final Report)

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-5

Week 4:
• Influenza-like illness and acute respiratory illness were the same or slightly increased compared to the previous week at 0.4% and 3.0% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 10.5% of deaths, which was above the epidemic threshold of 9.4% for week 4.
• Thirty new respiratory specimens were submitted for laboratory testing during week 4.Eight were positive for influenza A (H3), three were positive for 2009 influenza A (H1N1),and one was positive for influenza B. Sixteen were negative and two were rejected.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

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

Weeks 5 & 6:
School Surveillance (ILI absenteeism) http://www.dhhs.nh.gov/dphs/cdcs/inf...ents/week5.pdf

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/week5.pdf

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

ARI (Acute Respiratory Illness) http://www.dhhs.nh.gov/dphs/cdcs/inf.../ariweek05.pdf

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

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-5/6

Week 5:
• Influenza-like illness and acute respiratory illness were similar or slightly increased compared to the previous week at 0.5% and 3.2% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 6.1% of deaths, which was below the epidemic threshold of 13.9% for week 5.
• Thirty-two new respiratory specimens were submitted for laboratory testing during week 5. Twelve (38%) were positive for influenza A (H3) and five were positive for 2009 influenza A(H1N1). Fifteen were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

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

Acute Respiratory Illness (ARI) increased in week 6 compared to week 5: http://www.dhhs.nh.gov/dphs/cdcs/inf.../ariweek06.pdf

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

School Surveillance Reports (week 6): http://www.dhhs.nh.gov/dphs/cdcs/inf...rveillance.htm

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-6

Week 6:
? Influenza-like illness and acute respiratory illness were slightly increased or increased compared to the previous week at 0.7% and 3.9% of patient visits, respectively.
? P&I: 11.5% of deaths, which was below the epidemic threshold of 12.3% for week 6.
? 63% positive for influenza: 54% (A/H3), 46% (2009 A/H1N1)

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

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

Acute Respiratory Illness (ARI) increased in week 7 compared to week 6:

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/ariweek07.pdf

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

School absenteeism increased (week 7): http://www.dhhs.nh.gov/dphs/cdcs/inf...ents/week7.pdf

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

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-7

Week 7: Widespread
Influenza-like illness and acute respiratory illness were the same or slightly increased compared to the previous week at 0.7% and 4.1% of patient visits, respectively.

Pneumonia and influenza-related deaths accounted for 12.4% of deaths, which was below the epidemic threshold of 12.5% for week 7.

Sixty-three new respiratory specimens were submitted for laboratory testing during week 7. Twelve were positive for influenza A (H3), 19 were positive for 2009 influenza A(H1N1), and 2 were positive for influenza B. Twenty-eight were negative and 2 were inconclusive.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

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

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-8

Week 8: Widespread
Influenza-like illness and acute respiratory illness were similar or increased compared to the previous week at 0.8% and 4.6% of patient visits, respectively.

? Pneumonia and influenza-related deaths accounted for 10.4% of deaths, which was below the epidemic threshold of 12.2% for week 8.
? Eighty-two new respiratory specimens were submitted for laboratory testing during week 8. Thirty-one were positive for influenza A (H3), 22 were positive for 2009 influenza A(H1N1), and 2 were positive for influenza B. Twenty-seven were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

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

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-10

Week 10: Widespread
? Influenza-like illness and acute respiratory illness were both decreased compared to the previous week at 0.4% and 3.5% of patient visits, respectively.
? Pneumonia and influenza-related deaths accounted for 8.6% of deaths, which was below the epidemic threshold of 16.3% for week 10.
? Fifty new respiratory specimens were submitted for laboratory testing during week 10. Sixteen were positive for influenza A (H3), eight were positive for 2009 influenza A(H1N1), and one was positive for influenza B. Twenty-five were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

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

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-11

Week 11: Widespread

? Influenza-like illness and acute respiratory illness were similar or slightly increased compared to the previous week at 0.6% and 3.8% of patient visits, respectively.
? Pneumonia and influenza-related deaths accounted for 8.6% of deaths, which was below the epidemic threshold of 12.5% for week 11.
? Thirty-four new respiratory specimens were submitted for laboratory testing during week 11. Four were positive for influenza A (H3), five were positive for 2009 influenza A (H1N1), and eight were positive for influenza B. Seventeen were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

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

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-12 (Widespread)

Week 12: Widespread
? Influenza-like illness and acute respiratory illness were the same as the previous week at 0.5% and 3.8% of patient visits, respectively.
? Pneumonia and influenza-related deaths accounted for 11.7% of deaths, which was below the epidemic threshold of 15.4% for week 12.
? Thirty-nine new respiratory specimens were submitted for laboratory testing during week 12. Seven were positive for influenza A (H3), three were positive for 2009 influenza A(H1N1), and two were positive for influenza B. Twenty-seven were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

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

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-13 (Regional)

Week 13: Regional
? Influenza-like illness and acute respiratory illness were the same or similar compared to the previous week at 0.5% and 3.7% of patient visits, respectively.
? Pneumonia and influenza-related deaths accounted for 9.5% of deaths, which was below the epidemic threshold of 12.0% for week 13.
? Twenty-three new respiratory specimens were submitted for laboratory testing during week 13. Two were positive for influenza A (H3), two were positive for 2009 influenza A (H1N1), and three were positive for influenza B. Sixteen were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-14 (Regional)

Week 14: Regional
• Influenza-like illness and acute respiratory illness were decreased compared to the previous week at 0.2% and 3.4% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 12.9% of deaths, which was below the epidemic threshold of 15.3% for week 14.
• Twenty new respiratory specimens were submitted for laboratory testing during week 14. Three were positive for influenza A (H3) and three were positive for influenza B. Fourteen were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

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

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-15 (Regional)

Week 15: Regional
? Influenza-like illness and acute respiratory illness were similar or decreased compared to the previous week at 0.1% and 3.1% of patient visits, respectively.
? Pneumonia and influenza-related deaths accounted for 6.3% of deaths, which was below the epidemic threshold of 16.1% for week 15.
? Thirteen new respiratory specimens were submitted for laboratory testing during week 15. Two were positive for influenza A (H3) and two were positive for influenza B. Nine were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

ARI: moderate to high: http://www.dhhs.nh.gov/dphs/cdcs/inf.../ariweek16.pdf

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-16 (Regional)

Week 16: Regional
•Influenza-like illness and acute respiratory illness were the same or decreased compared to the previous week at 0.1% and 2.8% of patient visits, respectively.
• Pneumonia and influenza-related deaths accounted for 9.8% of deaths, which was below the epidemic threshold of 10.8% for week 16.
• Seven new respiratory specimens were submitted for laboratory testing during week 16. Two were positive for influenza A (H3) and five were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-17 (Regional)

Week 17: Regional
? Influenza-like illness and acute respiratory illness were similar or decreased compared to the previous week at 0.2% and 2.5% of patient visits, respectively.
? Pneumonia and influenza-related deaths accounted for 6.3% of deaths, which was below the epidemic threshold of 14.0% for week 17.
? Five new respiratory specimens were submitted for laboratory testing during week 17. Four were positive for influenza A (H3) and one was negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-18 (Regional)

Week 18: Regional
ILI: 0.1%
ED ILI: 2.5%
P&I: 9.9%

? Two new respiratory specimens were submitted for laboratory testing during week 18, and both were negative.

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf

[Missouriwatcher]

Re: New Hampshire 2010-2011 Season: Weeks 40-19 (Sporadic)

Week 19: Sporadic
ILI: 0.1%
ED ILI: 1.9%
P&I: 10.8%

http://www.dhhs.nh.gov/dphs/cdcs/influenza/documents/weeklyflu.pdf