New York State Department of Health 2009-2010 Flu Monitoring

All Positive Flu Reports for week ending 3/6/10

Flu A Flu B Flu, type unknown
39 1 0

All Positive Flu Reports (season to date, by week)

Week ending Flu A Flu B Flu, type unknown
September 5 38 2 0
September 12 60 5 0
September 19 86 5 3
September 26 116 11 1
October 3 146 11 0
October 10 276 5 7
October 17 527 6 5
October 24 1776 17 5
October 31 3615 9 18
November 7 3751 18 21
November 14 4100 11 18
November 21 3040 22 14
November 28 2053 19 4
December 5 1222 21 3
December 12 667 36 4
December 19 587 16 5
December 26 343 21 2
January 2 347 29 12
January 9 308 25 4
January 16 249 9 1
January 23 237 7 4
January 30 176 15 2
February 6 191 13 2
February 13 117 9 1
February 20 88 10 1
February 27 56 11 1
March 6 39 1 0

Subtypes Tested at Wadsworth Center for week ending 3/6/10

Influenza A Subtype H1 Influenza A Subtype H3 H1N1 Influenza B
0 0 1 0

Percent of Visits to Sentinel Providers in NYS (Outside of NYC) for Flu-like Illness (season to date, by week)

Week ending New York State Regional Baseline
2008-2009 Season 2009-2010 Season
August 29 N/A 0.93% 2.90%
September 5 N/A 3.90%
September 12 N/A 7.31%
September 19 N/A 4.84%
September 26 N/A 3.33%
October 3 0.56% 2.33%
October 10 1.02% 1.52% 2.30%
October 17 0.76% 3.33%
October 24 0.69% 6.86%
October 31 0.71% 8.69%
November 7 0.87% 7.87%
November 14 0.62% 5.74%
November 21 0.83% 4.03%
November 28 1.18% 2.44%
December 5 1.40% 1.60%
December 12 1.23% 1.46%
December 19 0.95% 0.90%
December 26 1.04% 0.99%
January 2 1.48% 0.82%
January 9 1.26% 0.64%
January 16 0.99% 0.69%
January 23 1.47% 0.66%
January 30 1.84% 1.04%
February 6 1.84% 1.07%
February 13 2.32% 1.30%
February 20 3.15% 1.34%
February 27 3.33% 1.31%

Flu-like Illness in NYS Hospital Emergency Departments as Percentage of Total Emergency Department Visits, by Region (year to date)

Week Ending Region
Central Hudson Valley Long Island Capital & Northeast Buffalo & Rochester
Jan 10 2009 4.4% 4.8% 5.9% 4.2% 4.1%
Jan 17 2009 4.3% 4.8% 5.9% 4.3% 4.0%
Jan 24 2009 4.5% 5.7% 6.3% 4.5% 4.4%
Jan 31 2009 5.4% 6.4% 7.7% 5.0% 4.9%
Feb 07 2009 5.6% 7.1% 8.1% 5.2% 5.3%
Feb 14 2009 6.3% 8.4% 8.6% 5.7% 5.8%
Feb 21 2009 6.9% 8.0% 8.0% 6.7% 6.5%
Feb 28 2009 7.4% 6.9% 6.7% 6.0% 5.8%
Mar 07 2009 9.0% 6.7% 6.1% 6.2% 7.0%
Mar 14 2009 8.6% 6.0% 5.6% 6.4% 7.5%
Mar 21 2009 8.8% 5.7% 5.3% 6.2% 7.1%
Mar 28 2009 8.1% 5.4% 5.6% 6.4% 6.5%
Apr 04 2009 7.5% 4.8% 5.4% 5.7% 5.8%
Apr 11 2009 6.1% 4.8% 5.3% 4.9% 5.1%
Apr 18 2009 5.8% 4.5% 5.0% 4.8% 4.8%
Apr 25 2009 5.0% 4.5% 4.6% 4.3% 4.1%
May 02 2009 7.1% 9.0% 9.8% 6.1% 6.1%
May 09 2009 7.0% 7.6% 7.5% 5.9% 5.4%
May 16 2009 5.5% 6.9% 7.7% 4.8% 4.8%
May 23 2009 5.9% 11.3% 13.6% 5.5% 4.9%
May 30 2009 6.0% 13.4% 14.7% 5.3% 4.8%
Jun 06 2009 6.4% 14.0% 13.2% 5.5% 5.2%
Jun 13 2009 7.2% 13.6% 12.9% 6.2% 6.8%
Jun 20 2009 7.5% 12.2% 11.8% 6.4% 8.5%
Jun 27 2009 6.3% 10.0% 9.5% 6.6% 10.9%
Jul 04 2009 5.5% 7.4% 7.3% 5.0% 7.8%
Jul 11 2009 5.0% 5.9% 5.9% 4.8% 5.6%
Jul 18 2009 4.3% 5.1% 4.9% 4.0% 4.6%
Jul 25 2009 4.3% 5.0% 5.0% 3.9% 4.4%
Aug 01 2009 4.6% 4.7% 4.7% 4.1% 4.2%
Aug 08 2009 4.1% 4.6% 5.0% 3.7% 4.0%
Aug 15 2009 4.7% 4.8% 4.8% 3.6% 3.8%
Aug 22 2009 4.5% 4.9% 4.5% 3.7% 3.8%
Aug 29 2009 4.9% 5.0% 4.8% 4.2% 3.9%
Sep 05 2009 4.7% 4.9% 4.7% 4.0% 4.1%
Sep 12 2009 5.4% 5.0% 4.9% 4.6% 4.7%
Sep 19 2009 6.4% 5.3% 4.8% 4.7% 5.2%
Sep 26 2009 7.1% 5.2% 4.9% 5.3% 5.5%
Oct 03 2009 7.3% 4.8% 5.0% 5.8% 5.5%
Oct 10 2009 7.7% 4.8% 4.8% 5.9% 6.2%
Oct 17 2009 9.0% 5.5% 5.1% 7.3% 8.7%
Oct 24 2009 14.1% 6.9% 6.1% 12.6% 14.4%
Oct 31 2009 17.7% 8.1% 7.8% 19.6% 18.0%
Nov 07 2009 18.5% 10.0% 9.2% 19.8% 17.4%
Nov 14 2009 15.0% 11.1% 11.4% 14.3% 13.5%
Nov 21 2009 11.0% 9.6% 10.4% 9.8% 9.7%
Nov 28 2009 8.2% 9.3% 9.2% 7.7% 7.7%
Dec 05 2009 6.3% 7.7% 7.7% 6.0% 6.1%
Dec 12 2009 5.9% 6.7% 6.9% 5.3% 5.9%
Dec 19 2009 5.0% 6.4% 6.7% 5.0% 5.6%
Dec 26 2009 6.5% 7.2% 6.2% 5.9% 5.7%
Jan 02 2010 6.1% 6.8% 6.9% 5.8% 5.8%
Jan 09 2010 4.7% 5.4% 6.0% 4.8% 4.5%
Jan 16 2010 4.9% 5.3% 5.7% 4.5% 4.2%
Jan 23 2010 5.0% 5.7% 6.1% 5.0% 4.6%
Jan 30 2010 5.7% 5.6% 6.4% 5.2% 5.0%
Feb 06 2010 5.8% 6.2% 6.5% 5.4% 5.2%
Feb 13 2010 6.0% 7.0% 6.7% 5.4% 5.5%
Feb 20 2010 6.2% 6.5% 6.4% 6.2% 5.6%
Feb 27 2010 6.6% 5.9% 5.6% 5.6% 5.3%
Mar 06 2010 7.0% 5.6% 5.2% 5.5% 5.6%

Flu-like Illness in NYS Hospital Emergency Departments as Percentage of Total Emergency Department Visits, by Region (3 month snapshot)

Week Ending Region
Central Hudson Valley Long Island Capital & Northeast Buffalo & Rochester
Dec 12 2009 5.9% 6.7% 6.9% 5.3% 5.9%
Dec 19 2009 5.0% 6.4% 6.7% 5.0% 5.6%
Dec 26 2009 6.5% 7.2% 6.2% 5.9% 5.7%
Jan 02 2010 6.1% 6.8% 6.9% 5.8% 5.8%
Jan 09 2010 4.7% 5.4% 6.0% 4.8% 4.5%
Jan 16 2010 4.9% 5.3% 5.7% 4.5% 4.2%
Jan 23 2010 5.0% 5.7% 6.1% 5.0% 4.6%
Jan 30 2010 5.7% 5.6% 6.4% 5.2% 5.0%
Feb 06 2010 5.8% 6.2% 6.5% 5.4% 5.2%
Feb 13 2010 6.0% 7.0% 6.7% 5.4% 5.5%
Feb 20 2010 6.2% 6.5% 6.4% 6.2% 5.6%
Feb 27 2010 6.6% 5.9% 5.6% 5.6% 5.3%
Mar 06 2010 7.0% 5.6% 5.2% 5.5% 5.6%

Age Groups for Hospitalized Flu Patients for week ending 3/6/10

0-4 Years 5-18 Years 19-24 Years 25-49 Years 50-64 Years 65+ Years
5 1 0 10 5 5

Hospitalized Flu Patients, Current and Prior Flu Seasons

*Note: Routine influenza surveillance during prior seasons started with week 40 and ended with week 20.

Week Ending 2006-07* 2007-08* 2008-09 2009-10
Aug 29       16
Sep 5       19
Sep 12       22
Sep 19       28
Sep 26       43
Oct 3       87
Oct 10 1 0 2 96
Oct 17 4 1 1 142
Oct 24 4 1 0 313
Oct 31 5 5 4 489
Nov 7 5 10 11 504
Nov 14 9 2 3 556
Nov 21 6 7 12 380
Nov 28 5 6 11 264
Dec 5 16 9 11 194
Dec 12 4 8 16 126
Dec 19 9 5 13 126
Dec 26 12 15 23 101
Jan 2 24 28 22 107
Jan 9 25 27 51 76
Jan 16 17 41 54 73
Jan 23 24 56 65 65
Jan 30 36 105 98 66
Feb 6 59 148 128 46
Feb 13 77 238 186 35
Feb 20 78 303 155 41
Feb 27 95 443 93 26
Mar 6 101 432 105  
Mar 13 89 390 112  
Mar 20 121 328 100  
Mar 27 122 253 108  
Apr 3 126 221 86  
Apr 10 71 126 54  
Apr 17 54 83 32  
Apr 24 42 54 62  
May 1 30 28 107  
May 8 12 0 89  
May 15 14 0 140  
May 22 5 0 431  
May 29     616  
Jun 5     612  
Jun 15     447  
Jun 19     428  
Jun 26     219  
Jul 3     145  
Jul 10     57  
Jul 17     44  
Jul 24     19  
Jul 31     19  
Aug 7     8  
Aug 14     14  
Aug 21     10  
Total 1,302 3,395 3,348 4,041

Age Groups for Hospitalized Flu Patients at Sentinel Hospitals, 10/1/09 - 3/6/10

Age Group Count Percentage
0-4 62 21.5%
5-18 107 37.0%
19-24 27 9.3%
25-49 45 15.6%
50-64 38 13.2%
65+ 10 3.5%

Pediatric Flu Deaths - Statewide (season to date, by month)

Season October November December January February March April May June July August September Total for the Season Age Range
2006-2007 0 0 0 1 3 4 1 0 0 0 0 0 9 2 months - 12 years
2007-2008 0 0 0 1 4 3 0 0 0 0 0 0 8 7 months - 7 years
2008-2009 0 0 0 1 3 3 0 2 5 3 0 0 17 2 months - 15 years
2009-2010 2 9 4 0 1 0 0 0 0 0 0 0 16 < 1 month - 16 years