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Week 40: Sporadic
Week 41: No Activity
? One case of laboratory-confirmed influenza was reported in week 40, in a person with out-of-state travel.
? One specimen tested positive for influenza A (H3) at the state public health laboratory in week 40.
? Influenza-like illness activity at sentinel providers was below Arizona?s threshold in week 40.
Influenza-like illness at sentinel schools does not appear elevated.
? From the death certificate database, 6 new pneumonia and influenza (P&I) deaths were identified during weeks 40-41. Two P&I deaths have been identified during the 2011-2012 influenza season; 17 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Re: Arizona 2011-2012 Flu Season: Weeks 40-43 (No Activity)
Re: Arizona 2011-2012 Flu Season: Weeks 40-43 (No Activity)
Weeks 42-43: No Activity
• One case of laboratory-confirmed influenza was reported in week 40, in a person with out-of-state travel. No other cases of laboratory-confirmed influenza have been identified this season.
• One specimen tested positive for influenza A (H3) at the state public health laboratory in week 40.
• Influenza-like illness activity at sentinel providers was below Arizona’s threshold in week 42. Influenza-like illness at sentinel schools does not appear elevated.
• From the death certificate database, 14 new pneumonia and influenza (P&I) deaths were identified during weeks 42-43. Ten P&I deaths have been identified for the 2011-2012 influenza season; 34 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Re: Arizona 2011-2012 Flu Season: Weeks 40-45 (No Activity)
Re: Arizona 2011-2012 Flu Season: Weeks 40-45 (No Activity)
Weeks 44-45: No Activity
? One case of laboratory-confirmed influenza was reported in week 40, in a person with out-of-state travel. No other cases of laboratory-confirmed influenza have been identified this season.
? One specimen tested positive for influenza A (H3) at the state public health laboratory in week 40.
? Influenza-like illness activity at sentinel providers was below Arizona?s threshold in week 44: 1%; week 45: 0.8%. Influenza-like illness at sentinel schools does not appear elevated.
? The death certificate database was not available to identify new data. Ten P&I deaths have been identified for the 2011-2012 influenza season; 62 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Re: Arizona 2011-2012 Flu Season: Weeks 40-46 (No Activity)
Re: Arizona 2011-2012 Flu Season: Weeks 40-46 (No Activity)
Week 46: No Activity
ILI: 1%
Influenza-like illness at sentinel schools does not appear elevated.
No positives for influenza detected
The death certificate database was not available to identify new data. Ten P&I deaths have been identified for the 2011-2012 influenza season; 73 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Re: Arizona 2011-2012 Flu Season: Weeks 40-47 (No Activity)
Re: Arizona 2011-2012 Flu Season: Weeks 40-47 (No Activity)
Week 47: No Activity
ILI: 2.2%, which is above threshold
Influenza-like illness at sentinel schools does not appear elevated.
No positives for influenza detected http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Re: Arizona 2011-2012 Flu Season: Weeks 40-48 (No Activity)
Re: Arizona 2011-2012 Flu Season: Weeks 40-48 (No Activity)
Week 48: No Activity
ILI: 0.7%
Influenza-like illness at sentinel schools does not appear elevated.
The death certificate database was not available to identify new data. 45 P&I deaths have been identified for the 2011-2012 influenza season; 102 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Re: Arizona 2011-2012 Flu Season: Weeks 40-49 (No Activity)
Re: Arizona 2011-2012 Flu Season: Weeks 40-49 (No Activity)
Week 49: No Activity
ILI: 1.2%
No positives for influenza
From the death certificate database, 21 new pneumonia and influenza (P&I) deaths were identified during weeks 48 and 49. 66 P&I deaths have been identified for the 2011-2012 influenza season; 117 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 50: Sporadic
? Four laboratory-confirmed cases of influenza were reported in the past week, from two counties. Five cases have been reported this season from two counties.
? 60% of reports this season are influenza A; 40% are influenza B. Subtyping information indicates all influenza A viruses identified are A(H3).
? Two of seven specimens tested positive for influenza at the Arizona State Public Health Laboratory in the past week; both are influenza A (H3).
? Influenza-like illness activity at sentinel providers was within Arizona?s threshold in week 49. Influenza-like illness at sentinel schools does not appear elevated.
? New data from the death certificate database were not available for week 50. 66 P&I deaths have been identified for the 2011-2012 influenza season; 130 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 51: Sporadic
Five laboratory-confirmed cases of influenza were reported in the past week, from four counties. Eleven cases have been reported this season from five counties.
73% of reports this season are influenza A; 9% are influenza B; 18% are unknown type. Subtyping information indicates all influenza A viruses identified are A(H3).
One of 12 specimens tested positive for influenza at the Arizona State Public Health Laboratory in the past week; an influenza A (H3) virus.
Influenza-like illness activity at sentinel providers was within Arizona?s threshold in week 50. New data from the death certificate database were not available for week 51. 66 P&I deaths have been identified for the 2011-2012 influenza season; 152 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 52: Sporadic
Eight laboratory-confirmed cases of influenza were reported in the past week, from five counties. Nineteen cases have been reported this season from seven counties.
78% of reports this season are influenza A; 11% are influenza B; 11% are unknown type. Subtyping information indicates most influenza A viruses identified are A(H3). One influenza A 2009 (H1N1) was identified in week 52.
Two of eight specimens tested positive for influenza at the Arizona State Public Health Laboratory in the past week: an influenza A (H3) virus and an influenza A 2009 (H1N1) virus.
Influenza-like illness activity at sentinel providers was within Arizona?s threshold in week 52.
99 P&I deaths have been identified for the 2011-2012 influenza season; 184 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 1: Sporadic
• Seven laboratory-confirmed cases of influenza were reported in the past week, from four counties. Twenty-five cases have been reported this season from seven counties.
• 80% of reports this season are influenza A; 12% are influenza B; 8% are unknown type. Subtyping information indicates most influenza A viruses identified are A(H3). Two influenza A 2009 (H1N1) viruses have been identified.
• Three of eight specimens tested positive for influenza at the Arizona State Public Health Laboratory in the past week: two influenza A (H3) viruses and an influenza A 2009 (H1N1) virus.
• Influenza-like illness activity at sentinel providers was within Arizona’s threshold in week 52.
• 99 P&I deaths have been identified for the 2011-2012 influenza season; 184 P&I deaths occurred in this period in the 2010-2011 season. New data were not available for week 1. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 2: Sporadic
Influenza activity highlights:
• Eight laboratory-confirmed cases of influenza were reported in the past week, from three counties. Thirty-five cases have been reported this season from eight counties.
• 77% of reports this season are influenza A; 11% are influenza B; 11% are unknown type. Influenza A (H3) viruses account for 69% of subtyped cases; influenza A 2009 (H1N1) viruses account for 31%.
• Four of eight specimens tested positive for influenza at the Arizona State Public Health Laboratory in the past week: two influenza A (H3) viruses and two influenza A 2009 (H1N1) viruses.
• Influenza-like illness activity at sentinel providers was 1.31% and within Arizona’s threshold in week 1. Influenza-like illness at sentinel schools does not appear elevated.
• From the death certificate database, 37 pneumonia and influenza (P&I) deaths were newly identified in the past week. 127 P&I deaths have been identified for the 2011-2012 influenza season; 226 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 3: Sporadic
? Ten laboratory-confirmed cases of influenza were reported in the past week, from four counties. Forty-eight cases have been reported this season from eight counties.
? 81% of reports this season are influenza A; 10% are influenza B; 8% are unknown type. Of subtyped influenza A viruses, 59% are influenza A (H3) and 41% are influenza A 2009 (H1N1).
? Nine of 15 specimens tested positive for influenza at the Arizona State Public Health Laboratory in the past week: three influenza A (H3) viruses, five influenza A 2009 (H1N1) viruses, and one influenza B.
? Influenza-like illness activity at sentinel providers was within Arizona?s threshold in week 2. Influenza-like illness at sentinel schools does not appear elevated.
? From the death certificate database, 13 pneumonia and influenza (P&I) deaths were newly identified in the past week. 140 P&I deaths have been identified for the 2011-2012 influenza season; 249 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 4: Sporadic
Twenty-three laboratory-confirmed cases of influenza were reported in the past week, from six counties. Seventy-three cases have been reported this season from ten counties.
82% of reports this season are influenza A; 10% are influenza B; 8% are unknown type. Of subtyped influenza A viruses, 50% are influenza A (H3) and 43% are influenza A 2009 (H1N1). 7% were influenza B.
Two of two specimens tested positive for influenza at the Arizona State Public Health Laboratory in the past week: one influenza A (H3) virus and one influenza A 2009 (H1N1) virus.
Influenza-like illness activity at sentinel providers was within Arizona?s threshold in week 3.
Influenza-like illness at sentinel schools does not appear elevated.
From the death certificate database, 11 pneumonia and influenza (P&I) deaths were newly identified in the past week. 151 P&I deaths have been identified for the 2011-2012 influenza season; 270 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 5: Sporadic
? Thirty-one laboratory-confirmed cases of influenza were reported in the past week, from five
counties. 106 cases have been reported this season from ten counties.
? 90% of reports this season are influenza A; 8% are influenza B; 3% are unknown type. Of subtyped influenza A viruses, 47% are influenza A (H3) and 53% are influenza A 2009 (H1N1).
? Four of five specimens tested positive for influenza at the Arizona State Public Health Laboratory in the past week: one influenza A (H3) virus and three influenza A 2009 (H1N1) viruses.
? Influenza-like illness activity at sentinel providers was within Arizona?s threshold in week 4. Influenza-like illness at sentinel schools is increasing.
? New data were not available from the death certificate database this week. 151 P&I deaths have been identified for the 2011-2012 influenza season; 293 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 6: Local
? Forty-one laboratory-confirmed cases of influenza were reported in the past week, from seven
counties. 147 cases have been reported this season from 11 counties.
? 93% of reports this season are influenza A; 5% are influenza B; 2% are unknown type. Of subtyped
influenza A viruses, 56% are influenza A (H1N1) pdm09 (previously referred to as influenza A 2009 (H1N1)) and 44% are influenza A (H3).
? 32 of 46 specimens tested positive for influenza at the Arizona State Public Health Laboratory in the past week: 19 influenza A (H1N1) pdm09 viruses and 13 influenza A (H3) viruses.
? Influenza-like illness activity at sentinel providers was at Arizona?s threshold in week 5. Influenza-like illness at sentinel schools is increasing slightly.
? 47 new pneumonia and influenza (P&I) deaths were identified from the death certificate database in the last two weeks. 186 P&I deaths have been identified for the 2011-2012 influenza season; 311 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 7: Local
Influenza activity is increasing in Arizona. Arizona reported local activity for week 7.
? Sixty-eight laboratory-confirmed cases of influenza were reported in the past week, from nine counties. 215 cases have been reported this season from 12 counties.
? 90% of reports this season are influenza A; 6% are influenza B; 4% are unknown type. Of subtyped influenza A viruses, 57% are influenza A (H1N1) pdm09 (previously referred to as influenza A 2009 (H1N1)) and 43% are influenza A (H3).
? 95% positive for influenza A (H1N1) pdm09 viruses, influenza A (H3) viruses and influenza B viruses.
? Influenza-like illness activity at sentinel providers was within Arizona?s threshold in week 6. Influenza-like illness at sentinel schools is slightly elevated.
? New pneumonia and influenza (P&I) deaths could not be identified from the death certificate database for the past week. 186 P&I deaths have been identified for the 2011-2012 influenza season; 333 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 8: Local
Influenza activity is increasing in Arizona.
? 121 laboratory-confirmed cases of influenza were reported in the past week, from nine counties. 346 cases have been reported this season from 12 counties.
? 90% of reports this season are influenza A; 6% are influenza B; 4% are unknown type. Of subtyped influenza A viruses, 65% are influenza A (H1N1) pdm09 (previously referred to as influenza A 2009 (H1N1)) and 35% are influenza A (H3).
? 42 of 49 specimens tested positive for influenza at the Arizona State Public Health Laboratory in the past week: 25 influenza A (H1N1) pdm09 viruses, 15 influenza A (H3) viruses, and two influenza B viruses.
? Influenza-like illness activity at sentinel providers was slightly above Arizona?s threshold in week 7.
? 29 new pneumonia and influenza (P&I) deaths were identified from the death certificate database in the last two weeks. 215 P&I deaths have been identified for the 2011-2012 influenza season; 359 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 9: Regional
? 186 laboratory-confirmed cases of influenza were reported in the past week, from 11 counties. 528 cases have been reported this season from 12 counties.
? 89% of reports this season are influenza A; 7% are influenza B; 4% are unknown type. Of subtyped influenza A viruses, 70% are influenza A (H1N1) pdm09 (previously referred to as influenza A 2009 (H1N1)) and 30% are influenza A (H3).
? 70 of 80 specimens tested positive for influenza at the Arizona State Public Health Laboratory in the past week: 43 influenza A (H1N1) pdm09 viruses, 23 influenza A (H3) viruses, and four influenza B viruses.
? Influenza-like illness activity at sentinel providers was within Arizona?s threshold in week 8.
? 16 new pneumonia and influenza (P&I) deaths were identified from the death certificate database in the last week. 231 P&I deaths have been identified for the 2011-2012 influenza season; 377 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
Week 10: Regional
No influenza-associated influenza deaths have been reported this season.
? 281 laboratory-confirmed cases of influenza were reported in the past week, from 12 counties. 812 cases have been reported this season from 13 counties.
? 90% of reports this season are influenza A; 7% are influenza B; 3% are unknown type. Of subtyped influenza A viruses, 73% are influenza A (H1N1) pdm09 (previously referred to as influenza A 2009 (H1N1)) and 27% are influenza A (H3).
? 44 of 46 specimens tested positive for influenza at the Arizona State Public Health Laboratory in the past week: 34 influenza A (H1N1) pdm09 viruses, 9 influenza A (H3) viruses, and one influenza B virus.
? Influenza-like illness activity at sentinel providers was within Arizona?s threshold in week 9.
? 5 new pneumonia and influenza (P&I) deaths were identified from the death certificate database in the last week. 236 P&I deaths have been identified for the 2011-2012 influenza season; 401 P&I deaths occurred in this period in the 2010-2011 season. http://www.azdhs.gov/phs/oids/epi/flu/index.htm
