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Colorado Influenza 2018-19; 3 pediatric fatalities

Ronan Kelly

Ronan Kelly

Retired 2020
Homepage: https://www.colorado.gov/pacific/cdphe/influenza

Summary for the Week Ending October 27, 2018

Two additional hospitalized influenza cases were reported during the week ending October 27th. The total number of hospitalizations since the beginning of the 2018-19 season is now 10.
Influenza-like illness reported by Kaiser Permanente has increased from 3.56% to 3.68%. This includes clinics in the North Central, Northeast, Northwest, South and South Central regions of the state.
Sentinel hospital labs (20 of 23 reporting) tested 750 specimens and 3 (0.4%) were positive for influenza.
There have been 0 outbreaks associated with influenza reported for the 2018-19 influenza season.
No influenza-associated pediatric deaths have been reported thus far.

Colorado.png
https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending November 3, 2018



4 additional influenza-associated hospitalizations were reported during the week ending November 3, 2018. The total number of hospitalizations since the beginning of the 2018-19 season is now 18.
Influenza-like illness reported by Kaiser Permanente and Primary Care Partners has increased from 3.2% to 3.6%. This includes clinics in the North Central, Northeast, Northwest, South and South Central regions of the state.
Sentinel hospital labs (22 of 23 reporting) tested 1,004 specimens and 2 (0.2%) were positive for influenza.
There has been 1 outbreak associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado is below the U.S epidemic threshold but increased from 2.8% to 4.7%. This is below the national level of 5.4%.
No influenza-associated pediatric deaths have been reported thus far.


Flu Hospitalizations

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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending November 10, 2018



3 additional influenza-associated hospitalizations were reported during the week ending November 10, 2018. The total number of hospitalizations since the beginning of the 2018-19 season is now 23.
Influenza-like illness reported by Kaiser Permanente and Primary Care Partners has increased from 3.6% to 3.7%. This includes clinics in the North Central, Northeast, Northwest, South and South Central regions of the state.
Sentinel hospital labs (20 of 23 reporting) tested 1014 specimens and 11 (1.1%) were positive for influenza.
There has been 1 outbreak associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado is below the U.S epidemic threshold and decreased from 4.5% to 3.1%. This is below the national level of 5.4%.
No influenza-associated pediatric deaths have been reported thus far.

Colorado.png
https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending November 17, 2018



Flu activity in the state of Colorado is sporadic.
5 additional influenza-associated hospitalizations were reported during the week ending November 17, 2018. The total number of hospitalizations since the beginning of the 2018-19 season is now 29.
Influenza-like illness reported by Kaiser Permanente and Primary Care Partners has increased from 3.7% to 4.0%. This includes clinics in the North Central, Northeast, Northwest, South and South Central regions of the state.
Sentinel hospital labs (21 of 23 reporting) tested 955 specimens and 17 (1.8%) were positive for influenza.
There has been 1 outbreak associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado is below the U.S epidemic threshold and increased from 3.1% to 4.4%. This is below the national level of 5.4%.
No influenza-associated pediatric deaths have been reported thus far.

Colorado.png
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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending November 24, 2018



Flu activity in the state of Colorado is sporadic.
5 additional influenza-associated hospitalizations were reported during the week ending November 26, 2018. The total number of hospitalizations since the beginning of the 2018-19 season is now 37.
Influenza-like illness patient visits reported by outpatient clinics has remained the same as last week and is currently at 4.0%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area increased from 1.28% to 1.49%.
Sentinel hospital labs (20 of 23 reporting) tested 1,020 specimens and 28 (2.7%) were positive for influenza.
There has been 1 outbreak associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado is below the U.S epidemic threshold and decreased from 4.9% to 4.3%. This is below the national level of 5.6%.
No influenza-associated pediatric deaths have been reported thus far.

Colorado.png
https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending December 1, 2018



The geographic spread of influenza activity in the state of Colorado is local.
12 additional influenza-associated hospitalizations were reported during the week ending December 1, 2018. The total number of hospitalizations since the beginning of the 2018-19 season is now 57.
Influenza-like illness patient visits reported by outpatient clinics has increased from 4.0% to 4.5%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area increased from 1.49% to 2.06%. This is the first week of the season it has surpassed the seasonal baseline level.
Sentinel hospital labs (21 of 23 reporting) tested 1,245 specimens and 38 (3.1%) were positive for influenza.
There has been 1 outbreak associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado is below the U.S epidemic threshold and increased from 4.3% to 4.7%. This is below the national level of 5.8%.
No influenza-associated pediatric deaths have been reported thus far.

Colorado.png
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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending December 8, 2018


The geographic spread of influenza activity in the state of Colorado is at the local level.
49 additional influenza-associated hospitalizations were reported during the week ending December 8, 2018. The total number of hospitalizations since the beginning of the 2018-19 season is now 121.
Influenza-like illness patient visits reported by outpatient clinics has increased from 4.5% to 4.9%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area increased from 2.06% to 2.37%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (21 of 23 reporting) tested 1,091 specimens and 58 (5.3%) were positive for influenza.
There has been 1 outbreak associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado is below the U.S epidemic threshold and decreased from 4.7% to 4.4%. This is below the national level of 5.7%.
No influenza-associated pediatric deaths have been reported thus far.

Colorado.png
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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending December 15, 2018


The geographic spread of influenza activity in the state of Colorado is at the local level.
61 additional influenza-associated hospitalizations were reported during the week ending December 15, 2018. The total number of hospitalizations since the beginning of the 2018-19 season is now 205.
Influenza-like illness patient visits reported by outpatient clinics has increased from 4.9% to 5.6%. This is the first week of the season it surpassed the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area increased from 2.37% to 4.16%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (21 of 23 reporting) tested 1,516 specimens and 192 (12.7%) were positive for influenza.
There has been 1 outbreak associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado is below the U.S epidemic threshold and increased from 4.4% to 4.6%. This is below the national level of 6.0%.
No influenza-associated pediatric deaths have been reported thus far.

Colorado.png
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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending December 22, 2018



The geographic spread of influenza activity in the state of Colorado is at the regional level.
134 additional influenza-associated hospitalizations were reported during the week ending December 22, 2018. The total number of hospitalizations since the beginning of the 2018-19 season is now 376.
Influenza-like illness patient visits reported by outpatient clinics has increased from 5.6% to 6.7%. This is the first week of the season it surpassed the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area increased from 4.16% to 5.0%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (17 of 23 reporting) tested 1,528 specimens and 263 (17.2%) were positive for influenza.
There have been 2 outbreaks associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado is below the U.S epidemic threshold and decreased from 4.9% to 3.7%. This is below the national level of 6.0%.
No influenza-associated pediatric deaths have been reported thus far.

Colorado.png
https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending December 29, 2018



The geographic spread of influenza activity in the state of Colorado is at the widespread level.
156 additional influenza-associated hospitalizations were reported during the week ending December 29, 2018. The total number of hospitalizations since the beginning of the 2018-19 season is now 596.
Influenza-like illness patient visits reported by outpatient clinics has increased from 6.7% to 7.9%. This is above the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area increased from 5.01% to 7.01%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (21 of 23 reporting) tested 3,119 specimens and 652 (20.9%) were positive for influenza.
There have been 8 outbreaks associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado is below the U.S epidemic threshold and increased from 4.6% to 6.1%. This is below the national level of 6.1%.
No influenza-associated pediatric deaths have been reported thus far.
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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending January 5, 2019



The geographic spread of influenza activity in the state of Colorado is at the widespread level.
198 additional influenza-associated hospitalizations were reported during the week ending January 5, 2018. The total number of hospitalizations since the beginning of the 2018-19 season is now 962. A previous error in the calculation of rates by age group has been corrected. The highest hospitalization rate is among 0-4 year olds.
Influenza-like illness patient visits reported by outpatient clinics has decreased from 7.9% to 6.3%. This is above the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area decreased from 7.01% to 5.64%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (22 of 23 reporting) tested 3,257 specimens and 547 (16.8%) were positive for influenza.
There have been 11 outbreaks associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado for the week ending December 15th was at 6.1%. This is below the U.S epidemic threshold and below the national level of 6.1%. Due to reporting delays, data for December 16- January 5th is unavailable.
No influenza-associated pediatric deaths have been reported thus far.

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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
First child flu death of the season reported in Colorado
POSTED 4:20 PM, JANUARY 15, 2019, BY PHIL RANKIN, UPDATED AT 05:01PM, JANUARY 15, 2019


DENVER ? The state of Colorado has reported the first child flu death of the 2018-2019 season.

The child died during the week ending January 12, according to the state Department of Public Health and Environment.

The death is associated with influenza A, H1N1, which the state reports is the predominate strain this season.
...
https://kdvr.com/2019/01/15/first-c...3c82&utm_medium=trueAnthem&utm_source=twitter

Summary for the Week Ending January 12, 2019



The geographic spread of influenza activity in the state of Colorado is at the widespread level.
132 additional influenza-associated hospitalizations were reported during the week ending January 12, 2019. The total number of hospitalizations since the beginning of the 2018-19 season is now 1,192.
The highest hospitalization rate is among 0-4 year olds.
The predominating strain is influenza A, H1N1.
Influenza-like illness patient visits reported by outpatient clinics has decreased from 6.3% to 5.9%. This is above the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area decreased from 5.64% to 4.24%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (21 of 23 reporting) tested 2,524 specimens and 400 (15.8%) were positive for influenza.
There have been 14 outbreaks associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado for the week ending December 29th was at 5.1%. This is lower than the previous week and below the national level of 6.4%.
One pediatric death associated with influenza was reported for the 2018-19 influenza season. This was associated with influenza A, H1N1 and occurred during the week ending January 12, 2019.

Colorado.png
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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending January 19, 2019



The geographic spread of influenza activity in the state of Colorado is at the widespread level.
96 additional influenza-associated hospitalizations were reported during the week ending January 19, 2019. The total number of hospitalizations since the beginning of the 2018-19 season is now 1,394.
The highest hospitalization rate is among 0-4 year olds.
The predominating strain is influenza A, H1N1.
Influenza-like illness patient visits reported by outpatient clinics has decreased from 5.9% to 5.8%. This is above the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area decreased from 4.24% to 3.37%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (21 of 23 reporting) tested 1,952 specimens and 320 (16.4%) were positive for influenza.
There have been 18 outbreaks associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado for the week ending January 5th was at 4.8%. This is lower than the previous week and below the national level of 6.9%.
One pediatric death associated with influenza was reported for the 2018-19 influenza season. This was associated with influenza A, H1N1 and occurred during the week ending January 12, 2019.


Colorado.png
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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending January 26, 2019



The geographic spread of influenza activity in the state of Colorado is at the regional level.
106 additional influenza-associated hospitalizations were reported during the week ending January 26, 2019. The total number of hospitalizations since the beginning of the 2018-19 season is now 1,548.
The highest hospitalization rate is among 0-4 year olds.
The predominating strain is influenza A, H1N1.
Influenza-like illness patient visits reported by outpatient clinics has decreased from 5.8% to 5.5%. This is above the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area decreased from 3.37% to 3.22%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (22 of 23 reporting) tested 2,532 specimens and 458 (18.1%) were positive for influenza.
There have been 18 outbreaks associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado for the week ending January 5th was at 4.8%. This is lower than the previous week and below the national level of 6.9%. Due to reporting delays, the data for the weeks ending January 12th and January 26th are unavailable.
One pediatric death associated with influenza was reported for the 2018-19 influenza season. This was associated with influenza A, H1N1 and occurred during the week ending January 12, 2019.

Colorado.png

https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending February 2, 2019



The geographic spread of influenza activity in the state of Colorado is at the widespread level.
98 additional influenza-associated hospitalizations were reported during the week ending February 2, 2019. The total number of hospitalizations since the beginning of the 2018-19 season is now 1,684.
The highest hospitalization rate is among 0-4 year olds.
The predominating strain is influenza A, H1N1.
Influenza-like illness patient visits reported by outpatient clinics increased from 5.5% to 6.8%. This is above the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area decreased from 3.22% to 2.28%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (21 of 23 reporting) tested 2,456 specimens and 469 (19.1%) were positive for influenza.
There have been 18 outbreaks associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado for the week ending January 12th was at 8.0%. This is higher than the previous week and higher the national level of 7.2%.
One pediatric death associated with influenza was reported for the 2018-19 influenza season. This was associated with influenza A, H1N1 and occurred during the week ending January 12, 2019.

Colorado.png
https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Homepage: https://www.colorado.gov/pacific/cdphe/influenza

Summary for the Week Ending February 9, 2019



The geographic spread of influenza activity in the state of Colorado is at the widespread level.
106 additional influenza-associated hospitalizations were reported during the week ending February 9, 2019. The total number of hospitalizations since the beginning of the 2018-19 season is now 1,851.
The highest hospitalization rate is among 0-4 year olds.
The predominating strain is influenza A, H1N1.
Influenza-like illness patient visits reported by outpatient clinics increased from 6.8% to 6.9%. This is above the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area increased from 2.28% to 2.75%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (19 of 23 reporting) tested 2,147 specimens and 361 (16.8%) were positive for influenza.
There have been 20 outbreaks associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado for the week ending January 26th was at 6.3%. This is higher than the previous week and lower the national level of 6.9%.
One pediatric death associated with influenza was reported for the 2018-19 influenza season. This was associated with influenza A, H1N1 and occurred during the week ending January 12, 2019.
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https://docs.google.com/document/d/e...KUbnCNgb68/pub
 
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Summary for the Week Ending February 16, 2019



The geographic spread of influenza activity in the state of Colorado is at the widespread level.
132 additional influenza-associated hospitalizations were reported during the week ending February 16, 2019. The total number of hospitalizations since the beginning of the 2018-19 season is now 2,054.
The highest hospitalization rate is among 0-4 year olds and individuals 65 and older.
The predominating strain is influenza A, H1N1. Although H3N2 and B viruses are co-circulating.
Influenza-like illness patient visits reported by outpatient clinics increased from 6.9% to 7.1%. This is above the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area increased from 2.75% to 3.78%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (22 of 23 reporting) tested 2,932 specimens and 758 (25.9%) were positive for influenza.
There have been 25 outbreaks associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado for the week ending February 2nd was at 6.2%. This is lower than the previous week and lower the national level of 7.0%.
Two pediatric death associated with influenza have been reported for the 2018-19 influenza season. Both cases were associated with influenza A, H1N1. This occurred during the week ending January 12, 2019 and the week ending February 16, 2019.

Colorado.png
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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending February 23, 2019



The geographic spread of influenza activity in the state of Colorado is at the widespread level.
158 additional influenza-associated hospitalizations were reported during the week ending February 23, 2019. The total number of hospitalizations since the beginning of the 2018-19 season is now 2,278.
The highest hospitalization rates are among 0-4 year olds and individuals 65 and older.
The predominating strain during the 2018-19 season has been influenza A, H1N1, but as of the week ending February 16, H3N2 viruses are predominating over H1N1. Influenza B viruses are also co-circulating.
Influenza-like illness patient visits reported by outpatient clinics increased from 7.1% to 7.7%. This is above the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area increased from 3.78% to 4.41%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (17 of 23 reporting) tested 2,527 specimens and 781 (30.9%) were positive for influenza.
There have been 33 outbreaks associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado for the week ending February 9th was at 5.4%. This is lower than the previous week and lower the national level of 7.0%.
Two pediatric death associated with influenza have been reported for the 2018-19 influenza season. Both cases were associated with influenza A, H1N1. This occurred during the week ending January 12, 2019 and the week ending February 16, 2019.

Colorado.png
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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending March 2, 2019



The geographic spread of influenza activity in the state of Colorado is at the widespread level.
162 additional influenza-associated hospitalizations were reported during the week ending March 2, 2019. The total number of hospitalizations since the beginning of the 2018-19 season is now 2,549.
The highest hospitalization rates are among 0-4 year olds and individuals 65 and older.
The predominating strain during the 2018-19 season has been influenza A, H1N1, but as of the week ending February 16, H3N2 viruses are predominating over H1N1. Influenza B viruses are also co-circulating.
Influenza-like illness patient visits reported by outpatient clinics decreased from 7.7% to 7.6%. This is above the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area increased from 4.4% to 4.6%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (20 of 23 reporting) tested 2,806 specimens and 764 (27.2%) were positive for influenza.
There have been 39 outbreaks associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado for the week ending February 16th was at 6.6%. This is lower the national level of 7.1%.
Two pediatric death associated with influenza have been reported for the 2018-19 influenza season. Both cases were associated with influenza A, H1N1. This occurred during the week ending January 12, 2019 and the week ending February 16, 2019.

Colorado.png
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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
Summary for the Week Ending March 9, 2019



The geographic spread of influenza activity in the state of Colorado is at the widespread level.
176 additional influenza-associated hospitalizations were reported during the week ending March 9, 2019. The total number of hospitalizations since the beginning of the 2018-19 season is now 2,831.
The highest hospitalization rates are among 0-4 year olds and individuals 65 and older.
The predominating strain during the 2018-19 season has been influenza A, H1N1, but as of the week ending February 16, H3N2 viruses are predominating over H1N1. Influenza B viruses are also co-circulating.
Influenza-like illness patient visits reported by outpatient clinics increased from 7.6% to 8.2%. This is above the baseline level of 5.05%. This includes data from Kaiser Permanente and Primary Care Partners clinics located in the North Central, Northeast, Northwest, South and South Central regions of the state.
Syndromic surveillance of influenza-like illness patient visits in emergency departments in the Denver-metro area increased from 4.6% to 5.2%. This is above the seasonal baseline level of 1.78%.
Sentinel hospital labs (21 of 23 reporting) tested 2,844 specimens and 710 (25.0%) were positive for influenza.
There have been 49 outbreaks associated with influenza reported for the 2018-19 influenza season.
Mortality due to pneumonia and influenza in Colorado for the week ending February 23rd was at 6.7%. This is lower the national level of 7.5%.
Two pediatric death associated with influenza have been reported for the 2018-19 influenza season. Both cases were associated with influenza A, H1N1. This occurred during the week ending January 12, 2019 and the week ending February 16, 2019.

Colorado.png
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https://docs.google.com/document/d/...cSEe7dq-B6OcAGsJ_JY2CrobdS2VVbcKUbnCNgb68/pub
 
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