Influenza surveillance in Alberta
Evidence of influenza in Alberta 20112012
Weekly influenza report 
Summary: Week 4, Jan. 2228, 2012
During Week 4, influenza activity was similar to the previous week with areas of sporadic and localized activity. However, there continues to be increased numbers of lab-confirmed influenza isolates detected.
| North |
Sporadic activity. 4 confirmed influenza A (H3) isolates 2 in children, 1 in an adult, and 1 in a senior.
|
| Edmonton |
Localized activity. 21 confirmed influenza A (H3) isolates 1 in an infant, 4 in children, 6 in adults, and 10 in seniors. 2 confirmed influenza A (H1N1) isolates 1 in a child, and 1 in an adult. 1 confirmed influenza B isolate in a child. 1 confirmed influenza A (H3) outbreak in a supportive living site.
|
| Central |
No activity.
|
| Calgary |
Sporadic activity. 5 confirmed influenza A (H3) isolates 1 in an adult and 4 in seniors. 1 confirmed influenza A (H1N1) isolate in a child. 2 confirmed influenza A (untyped) isolates 1 in an infant, and 1 in a senior. 1 confirmed influenza B isolate in an adult.
|
| South |
No activity.
|
Activity level definitions
- No activity No laboratory-confirmed influenza detections in the reporting week. However, sporadically occurring influenza-like illness (ILI) may be reported.
- Sporadic Sporadically occuring ILI and lab confirmed influenza detection(s) with no ILI/influenza outbreaks detected within the health zone.
- Localized Evidence of increased ILI and lab confirmed influenza detection(s) together with outbreaks in schools, hospitals, residential institutions and/or other types of facilities occurring in less than 50% of the health zone.
- Widespread Evidence of increased ILI and lab confirmed influenza detection(s) together with outbreaks in schools, hospitals, residential institutions and/or other types of facilities occurring in greater than or equal to 50% of the health zone.
Report archive
20112012 reports
20102011 reports
- Week 39, 2011
- Week 3738, 2011
- Week 3536, 2011
- Week 3334, 2011
- Week 3132, 2011
- Week 30, 2011
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- Week 4, 2011
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- Week 3, 2011
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- Week 40, 2010
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