New York State Department of Health 2011-2012 Flu Monitoring - Week Ending March 31, 2012

All Positive Flu Reports for week ending March 31, 2012

Flu A	Flu B	Flu, type unknown
259	70	0

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

Week ending	Flu A	Flu B	Flu, type unknown
October 08	2	5	1
October 15	10	0	0
October 22	4	6	0
October 29	11	5	0
November 05	7	2	0
November 12	9	4	0
November 19	12	2	0
November 26	14	3	0
December 03	9	4	1
December 10	16	4	2
December 17	15	2	0
December 24	12	5	3
December 31	11	9	1
January 07	8	7	2
January 14	29	8	0
January 21	15	17	2
January 28	21	13	2
February 04	46	15	0
February 11	62	12	4
February 18	96	15	3
February 25	143	17	3
March 03	111	16	0
March 10	215	27	6
March 17	290	47	1
March 24	375	69	1
March 31	259	70	0

Subtypes Tested at Wadsworth Center for week ending 3/31/12

Influenza A (H1)	Influenza A (H3)	Influenza B	Influenza Type Not Specified
14	9	3	0

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

Week ending	2010-11	2011-12	Regional Baseline
10/8	0.26%	0.52%	2.50%
10/15	0.36%	0.55%
10/22	0.36%	0.43%
10/29	0.35%	0.41%
11/5	0.52%	0.52%
11/12	0.50%	0.39%
11/19	0.54%	0.43%
11/26	0.60%	0.35%
12/3	1.62%	0.60%
12/10	2.16%	0.68%
12/17	2.68%	0.56%
12/24	3.84%	0.47%
12/31	4.19%	0.45%
1/7	2.87%	0.62%
1/14	3.45%	0.71%
1/21	3.07%	0.65%
1/28	3.35%	0.50%
2/4	3.30%	0.63%
2/11	3.89%	0.52%
2/18	4.03%	0.63%
2/25	3.74%	1.04%
3/3	2.72%	0.86%
3/10	2.72%	0.70%
3/17	3.02%	1.02%
3/24	2.31%	0.76%
3/31	2.02%
4/7	2.20%
4/14	2.33%
4/21	2.23%
4/28	1.35%
5/5	1.66%
5/12	1.72%
5/19	0.70%

Flu-like Illness in NYS Hospital Emergency Departments as Percentage of Total Emergency Department Visits, by Region (past 52 weeks)

Week Ending	Region
	Central	Hudson Valley	Long Island	Capital & Northeast	Buffalo & Rochester
4/9/2011	6.60%	5.19%	5.18%	5.92%	5.57%
4/16/2011	5.90%	4.98%	5.10%	5.47%	4.87%
4/23/2011	4.69%	4.82%	4.81%	4.88%	4.71%
4/30/2011	4.78%	4.40%	4.42%	4.16%	4.32%
5/7/2011	4.77%	3.74%	4.12%	4.10%	3.77%
5/14/2011	4.36%	3.78%	4.04%	4.15%	4.17%
5/21/2011	4.82%	4.35%	4.25%	3.81%	3.71%
5/28/2011	4.58%	4.59%	4.65%	4.55%	3.82%
6/4/2011	4.73%	5.26%	4.71%	4.64%	4.07%
6/11/2011	4.65%	5.35%	5.00%	4.78%	4.00%
6/18/2011	4.84%	4.84%	4.59%	4.79%	3.94%
6/25/2011	4.94%	5.03%	5.25%	4.71%	4.24%
7/2/2011	5.13%	5.44%	5.25%	4.25%	3.92%
7/9/2011	4.78%	5.05%	4.90%	4.56%	3.69%
7/16/2011	4.37%	4.66%	4.64%	4.20%	3.67%
7/23/2011	4.17%	4.51%	4.50%	4.08%	3.60%
7/30/2011	3.99%	4.43%	3.88%	3.97%	3.47%
8/6/2011	4.03%	4.38%	4.24%	4.00%	3.54%
8/13/2011	3.69%	4.14%	4.41%	3.83%	3.57%
8/20/2011	4.30%	3.90%	3.86%	3.85%	3.41%
8/27/2011	4.23%	3.92%	4.16%	3.47%	3.37%
9/3/2011	3.85%	3.77%	3.72%	3.68%	3.59%
9/10/2011	4.12%	3.71%	3.72%	3.67%	3.49%
9/17/2011	4.13%	3.52%	4.23%	3.94%	3.51%
9/24/2011	4.28%	3.86%	3.85%	4.45%	3.91%
10/1/2011	4.22%	3.96%	4.01%	4.44%	3.85%
10/8/2011	4.22%	3.54%	3.98%	4.37%	4.19%
10/15/2011	4.25%	3.95%	4.41%	4.71%	4.38%
10/22/2011	4.70%	3.81%	4.10%	4.12%	4.25%
10/29/2011	4.98%	3.84%	4.07%	4.37%	4.21%
11/5/2011	5.04%	3.79%	4.13%	4.50%	4.40%
11/12/2011	4.63%	4.14%	4.93%	4.21%	4.03%
11/19/2011	5.01%	4.45%	4.32%	4.14%	3.94%
11/26/2011	4.88%	4.64%	4.74%	4.50%	4.28%
12/3/2011	5.26%	4.38%	4.87%	4.11%	3.89%
12/10/2011	5.03%	4.50%	4.82%	4.42%	4.10%
12/17/2011	5.40%	4.69%	4.96%	4.48%	4.08%
12/24/2011	5.03%	5.63%	5.20%	4.39%	4.46%
12/31/2011	6.04%	5.71%	6.06%	5.17%	5.01%
1/7/2012	5.32%	5.24%	5.39%	4.93%	4.70%
1/14/2012	4.68%	4.83%	4.99%	4.65%	4.20%
1/21/2012	4.46%	4.86%	4.79%	4.36%	4.29%
1/28/2012	4.89%	4.46%	4.90%	4.61%	4.43%
2/4/2012	5.17%	4.55%	5.63%	5.24%	4.69%
2/11/2012	5.15%	4.99%	4.88%	4.87%	4.81%
2/18/2012	5.01%	4.55%	5.06%	5.05%	4.99%
2/25/2012	5.43%	5.05%	5.44%	4.97%	4.87%
3/3/2012	4.98%	4.82%	4.73%	4.83%	4.17%
3/10/2012	5.54%	4.79%	5.01%	4.67%	4.17%
3/17/2012	5.71%	5.48%	5.10%	5.02%	4.48%
3/24/2012	4.95%	5.33%	4.97%	5.31%	4.47%
3/31/2012	4.81%	4.61%	5.07%	4.78%	3.75%

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
1/14/2012	4.68%	4.83%	4.99%	4.65%	4.20%
1/21/2012	4.46%	4.86%	4.79%	4.36%	4.29%
1/28/2012	4.89%	4.46%	4.90%	4.61%	4.43%
2/4/2012	5.17%	4.55%	5.63%	5.24%	4.69%
2/11/2012	5.15%	4.99%	4.88%	4.87%	4.81%
2/18/2012	5.01%	4.55%	5.06%	5.05%	4.99%
2/25/2012	5.43%	5.05%	5.44%	4.97%	4.87%
3/3/2012	4.98%	4.82%	4.73%	4.83%	4.17%
3/10/2012	5.54%	4.79%	5.01%	4.67%	4.17%
3/17/2012	5.71%	5.48%	5.10%	5.02%	4.48%
3/24/2012	4.95%	5.33%	4.97%	5.31%	4.47%
3/31/2012	4.81%	4.61%	5.07%	4.78%	3.75%

Age Groups for Hospitalized Flu Patients

Age	Number of Hospitalizations
0-4	25
5-17	14
18-49	30
50-64	14
65+	25

Hospitalized Flu Patients, Current and Prior Flu Seasons

Week Ending	2008-09	2009-10	2010-11	2011-12
8/27/2011		16
9/3/2011		19
9/10/2011		22
9/17/2011		28
9/24/2011		43
10/1/2011		87
10/8/2011	2	96	10	9
10/15/2011	1	142	4	4
10/22/2011	0	313	11	10
10/29/2011	4	489	12	10
11/5/2011	11	504	29	5
11/12/2011	3	556	20	5
11/19/2011	12	380	29	7
11/26/2011	11	264	40	14
12/3/2011	11	194	58	5
12/10/2011	16	126	75	2
12/17/2011	13	126	133	13
12/24/2011	23	101	248	12
12/31/2011	22	107	331	12
1/7/2012	51	76	287	10
1/14/2012	54	73	325	18
1/21/2012	65	65	316	17
1/28/2012	98	66	313	19
2/4/2012	128	46	247	19
2/11/2012	186	35	251	31
2/18/2012	155	41	337	34
2/25/2012	93	27	342	44
3/3/2012	105	27	263	46
3/10/2012	112	20	192	67
3/17/2012	100	18	178	98
3/24/2012	108	23	156	108
3/31/2012	86	17	124
4/7/2012	54	17	84
4/14/2012	32	14	40
4/21/2012	62	18	26
4/28/2012	107	15	22
5/5/2012	89	6	9
5/12/2012	140	10	7
5/19/2012	431	4	3
5/26/2012	616
6/2/2012	612
6/9/2012	447
6/16/2012	428
6/23/2012	219
6/30/2012	145
7/7/2012	57
7/14/2012	44
7/21/2012	19
7/28/2012	19
8/4/2012	8
8/11/2012	14
8/18/2012	10
Total	5023	4231	4522	619

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

Season	October	November	December	January	February	March	April	May	June	July	August	September
2008-2009	0	0	0	1	3	3	0	2	5	3	0	0
2009-2010	2	9	4	0	1	1	0	1	0	0	0	0
2010-2011	0	0	2	0	3	1	1	0	0	0	0	0
2011-2012	0	0	0	0	0	0