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Influenza Report
The report was published on 13 November 2014 reported flu situation week 45 (3-9 / 11).
Summary week 45, 2014
Only sporadic cases of influenza have been reported in Sweden and flu activity remains very low. Monitoring systems indicates that the spread of the flu has not yet begun. Since week 40, a total of 11 cases of influenza A and 8 cases of influenza B have been reported. In Europe, influenza activity remained low and no evidence showing that flu season has started.
Vaccination campaigns have started in all counties and older, pregnant women and people with chronic illnesses are advised to get vaccinated to protect themselves against severe disease.
Summary week 46, 2014
Influenza activity in Sweden remains low and only sporadic cases were reported during week 46. Overall, the monitoring systems that flu season has not yet started. Even in Europe, the activity is low, with sporadic cases in individual countries. Bird flu has been reported recently from different poultry flocks in Europe. This week's report includes a special section on the different influenza viruses in recent years affected birds and sometimes humans.
Influenza Report
This report was published on 27 November 2014 reported flu situation week 47 (17-23 / 11).
Summary Week 47, 2014
In Sweden, influenza activity remains low. Only four laboratory-confirmed cases of influenza were reported during week 47. Even in Scandinavia and Europe activity is low, but several countries report an increase in activity compared to previous weeks. In this week's special episode you can read more about the monitoring system for intensive cared flu - SIRI - which has recently been evaluated.
Summary Week 48, 2014
Influenza activity is low in Sweden, as in the rest of Europe. During week 48 reported nine laboratory confirmed cases of influenza. The vaccination campaign started in October and in this week's special section you can read about vaccination coverage for influenza.
Summary Week 49, 2014
Overall, the monitoring systems that flu season has not yet started. Based on experience from previous years, there will therefore be no flu peak at Christmas and there's still time for vaccination. Influenza activity is low, but there are many other viruses that circulate. In one of this week's special section you can read about what flying in the air right now. The second special section presents the age distribution of the laboratory reported cases, which follows the pattern of previous years.
Influenza Report
This report was published on 18 December 2014 and reported flu situation week 50 (8-14 / 12).
Summary Week 50, 2014
Web search indicates that flu season started week 50, although the number of laboratory confirmed cases is still very low. Overall, indicating the monitoring systems that influenza activity is increasing, which is normal for this time of year, but is still at a low level. Based on experience from previous seasons holiday season can mean a temporary slowdown. In this week's special episode we comment on the reports about how well the circulating strains of A (H3N2) match the strains in the vaccine. The next weekly report published on January 8, 2015 (week 2). For news during the holiday season, see the Public Health Agency's website .
Influenza Report
The report was published on 8 January 2015 and reported flu situation Week 1 (29 / 12-14 - 4 / 1-15).
Summary week 1, 2015
Influenza activity has increased in recent weeks and flu season is now up and running. Influenza activity is however low and only a small percentage of influenza samples are positive. Experience from previous seasons shows that the increase in influenza activity often slows down during the Christmas holidays, but then tend to pick up again when many return to work and school. Therefore, we can expect an increase in influenza activity in the coming weeks.
[h=2]Summary Days 2, 2015[/h] Influenza activity slowed in week 2, but will probably increase now that many have returned to work and school. It is high time to get vaccinated for protection before the flu season reaches its peak. In Europe, flu season has started and Flu activity is increasing, but overall activity is low. In this week's special section you can read about vaccination coverage and what flying in the air. Read the full report for Week 2, 2015 (PDF, 551 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]Monitoring system[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 126 influenza cases, including:
3 A / H1N1pdm09
113 other influenza A
10 influenza B
962 analyzed samples
13.1% positive
[/TD]
[TD]Increase[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 8 cases, including:
2 A / H1NIpdm09
5 A / H3N2,
one influenza A (subtyping in progress)
[/TD]
[TD] UNCHANGED
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 3.9% conversations about fever in children
Normal activity
[/TD]
[TD]-[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]Low activity[/TD]
[TD]Reduction[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week, this sauce ong and previous seasons.
[h=1]Influenza Report[/h] The report was published on 22 January 2015 and reported flu situation Week 3 (12-18 / 1).
[h=2]Abstract week 3, 2015[/h] Influenza activity continued to increase in Sweden during week 3, and the trend is likely to continue in the coming weeks. The top is likely in February as previous seasons. In Scandinavia and Europe is increasing influenza intensity slowly. Read the full report for week 3, 2015 (PDF, 515 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]Monitoring system[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 189 influenza cases, including:
3 A / H1N1pdm09
161 other influenza A
25 influenza B
1148 analyzed samples
16.5% positive
[/TD]
[TD]Increase[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 16 cases, of which:
2 A / H1NIpdm09
9 A / H3N2,
one influenza A (subtyping in progress)
4 B-Yamagata
[/TD]
[TD] Increase
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 4.4% conversations about fever in children
Normal activity
[/TD]
[TD]Increase[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]Low activity[/TD]
[TD]Unchanged[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week, this sauce ong and previous seasons.
[h=2]Summary Week 4, 2015[/h] Sweden is influenza activity normal for the season. The last few weeks have shown an increasing activity and the top is probably not yet reached. In Europe, influenza activity and Albania, Portugal, Italy and Belgium reported high influenza activity. Read the full report for Week 4, 2015 (PDF, 515 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]Monitoring system[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 218 influenza cases, including:
9 A / H1N1pdm09
177 other influenza A
32 influenza B
1118 analyzed samples
, 19.5% positive
[/TD]
[TD]Reduction[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 16 cases, of which:
1 A / H1NIpdm09
11 A / H3N2
2 influenza A (subtyping in progress)
2 B-Yamagata
[/TD]
[TD] Unchanged
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 5.6% conversations about fever in children
Normal activity
[/TD]
[TD]Increase[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]Low activity[/TD]
[TD]Unchanged[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week this season and previous seasons.
[h=2]Summary Week 5, 2015[/h] Monitoring systems indicate that influenza activity continues to increase in Sweden and that we are now in an intensive phase of the flu season. The number of cases is expected to increase further and the peak will probably be reached in the coming weeks.Even in Europe continues to increase activity and an increasing number of countries report a medium or high influenza activity. This week's report contains special sections on antivirals and age distribution of laboratory-confirmed influenza cases. Read the full report for Week 5, 2015 (PDF, 515 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]Monitoring system[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 312 influenza cases, including:
10A / H1N1pdm09
252 other influenza A
50 influenza B
1503 analyzed samples
20.8% positive
[/TD]
[TD]Increase[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 18 cases, of which:
1 A / H1NIpdm09
14 A / H3N2,
one influenza A (not subtypad)
2 B-Yamagata
78 samples,
23.1% positive
[/TD]
[TD] UNCHANGED
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 6.4% conversations about fever in children
Normal activity
[/TD]
[TD]Increase[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]-[/TD]
[TD]-[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week this season and previous seasons.
[h=1]Influenza Report[/h] This report was published February 12, 2015 and reports the flu situation Week 6 (2-8 / 2).
[h=2]Abstract week 6, 2015[/h] The intense period of flu season continues here in Sweden and all monitoring systems shows that influenza activity is increasing. The peak will probably be reached in the coming weeks. In recent weeks, the number of cases of influenza B increased, although the A (H3N2) still dominates. In Europe also increases the number of cases of influenza.In this week's special section you can learn more about other causes of respiratory infection (what is "flying in the air") and avian influenza. Read the full report for week 6, 2015 (PDF, 686 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]Monitoring system[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 535 influenza cases, including:
15 A / H1N1pdm09
427 other influenza A
93 influenza B
1970 analyzed samples
27.2% positive
[/TD]
[TD]Increase[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 24 cases, of which:
1 A / H1NIpdm09
14 A / H3N2
0 B Victoria
9 B-Yamagata
78 samples,
30.8% positive
[/TD]
[TD] Increase
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 6.6% conversations about fever in children
Normal activity
[/TD]
[TD]UNCHANGED[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]Normal activity[/TD]
[TD]Increase[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week this season and previous seasons.
[h=1]Influenza Report[/h] This report was published February 19, 2015 and reports the flu situation Week 7 (9-15 / 2).
[h=2]Summary Week 7, 2015[/h] Influenza activity in Sweden continued to increase during week 7 and monitoring systems all show a high activity. The intense phase of the flu season continues and there are no indications that the peak has been reached. In Europe also reports Austria, Belgium, Germany, Hungary, Italy, Slovakia and Switzerland high influence activity. This week's report contains special sections on viruskarakt?risering, age and a plunge in data from sentinel sampling. Read the full report for Week 7, 2015 (PDF, 649 kB) Appendix 1. Phylogenetic tree of influenza A (H3N2) (PDF, 183 KB) Appendix 2. Phylogenetic tree of influenza A (H1N1) pdm09 (PDF, 106 KB) Appendix 3. Phylogenetic tree for influenza B (PDF document, 189 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]Monitoring system[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 827 influenza cases, including:
61 A / H1N1pdm09
614 other influenza A
152 influenza B
2541 analyzed samples
32.5% positive
[/TD]
[TD]Increase[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 31 cases, of which:
1 A / H1NIpdm09
18 A / H3N2
0 B Victoria
12 B-Yamagata
77 samples,
40.3% positive
[/TD]
[TD] Increase
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 6.6% conversations about fever in children
Normal activity
[/TD]
[TD]UNCHANGED[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]Normal activity[/TD]
[TD]Increase[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week this season and previous seasons.
[h=1]Influenza Report[/h] This report was published February 26, 2015 and reports the flu situation Week 8 (16-22 / 2).
[h=2]Summary weeks 8, 2015[/h] Influenza activity remained at a high level, but the increase appears to have slowed down. During week 8 were reported more laboratory-confirmed cases than the peak week during the season 2011-2012 and 2012-2013. The increase in the number of cases of influenza A (H3N2) has declined while the number of cases of influenza B continues to increase. A similar trend is also seen in the rest of Europe and North America. This week's report includes a special section on WHO's recommendation on next season's vaccine strains. Read the full report for week 8, 2015 (PDF, 559 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]Monitoring system[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 948 influenza cases, including:
46 A / H1N1pdm09
649 other influenza A
253 influenza B
3122 analyzed samples
30.4% positive
[/TD]
[TD]Unchanged[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 40 cases, of which:
4 A / H1NIpdm09
22 A / H3N2
0 B Victoria
14 B-Yamagata
97 samples,
41.2% positive
[/TD]
[TD] Increase
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 6.7% conversations about fever in children
Normal activity
[/TD]
[TD]UNCHANGED[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]High activity[/TD]
[TD]Increase[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week this season and previous seasons.
[h=1]Influenza Report[/h] This report was published March 5, 2015 and reports the flu situation in week 9 (23 / 2-1 / 3).
[h=2]Summary Week 9, 2015[/h] Monitoring systems shows that the peak of flu season probably reached during week 8, but influenza activity remains high. The number of laboratory-confirmed cases of microbiological laboratories as well as in sentinel sampling drops. In the rest of Europe, influenza activity remains high, but the number of reported cases is decreasing. In this week's special section you can learn more about the patients who have been treated with intensive flu and reported by Siri. Read the full report for Week 9, 2015 (PDF, 590 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]Monitoring system[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 897 influenza cases, including:
59 A / H1N1pdm09
577 other influenza A
261 influenza B
2867 analyzed samples
31.3% positive
[/TD]
[TD]Reduction[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 36 cases, of which:
3 A / H1NIpdm09
22 A / H3N2
0 B Victoria
11 B-Yamagata
89 samples,
40.4% positive
[/TD]
[TD] UNCHANGED
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 6.3% conversations about fever in children
Normal activity
[/TD]
[TD]Reduction[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]High activity[/TD]
[TD]UNCHANGED[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week this season and previous seasons.
[h=1]Influenza Report[/h] The report was published on 12 March 2015 reports the flu situation Week 10 (2 / 3-8 / 3).
[h=2]Summary Week 10, 2015[/h] Monitoring systems shows that the flu continues to decrease in Sweden. The number of cases of influenza A (H3N2) and A (H1N1) pdm09 has declined since week 8 and the increase of influenza B has leveled off. While the rest of Europe seen a decrease in influenza activity. In this week's special section you can learn more about what flying in the air. Read the full report for week 10, 2015 (PDF, 573 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]Monitoring system[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 864 influenza cases, including:
36 A / H1N1pdm09
535 other influenza A
293 influenza B
2855 analyzed samples
30.3% positive
[/TD]
[TD]Reduction[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 30 cases, of which:
3 A / H1NIpdm09
21 A / H3N2
1A, not subtypad
0 B Victoria
5 B-Yamagata
72 samples,
41.7% positive
[/TD]
[TD] Reduction
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 6.1% conversations about fever in children
Normal activity
[/TD]
[TD]UNCHANGED[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]High activity[/TD]
[TD]Reduction[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week this season and previous seasons.
[h=2]Summary Week 11, 2015[/h] Influenza activity continues to decline in Sweden. During week 11 reported a similar number of cases of influenza A (H3N2) and influenza B. The incidence of influenza A (H3N2) has declined sharply last week, while the incidence of influenza B is unchanged.Even in the other Nordic countries and Europe seen a decrease in influenza activity. Read the full report for week 11, 2015 (PDF, 582 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]Monitoring system[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 722 influenza cases, including:
45 A / H1N1pdm09
372 other influenza A
305 influenza B
2587 analyzed samples
27.9% positive
[/TD]
[TD]Reduction[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 34 cases, of which:
3 A / H1NIpdm09
16 A / H3N2
0 B Victoria
15 B-Yamagata
68 samples were
50% positive
[/TD]
[TD] Unchanged
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 5.4% conversations about fever in children
Normal activity
[/TD]
[TD]Reduction[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]Medium activity[/TD]
[TD]Reduction[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week this season and previous seasons.
[h=1]Influenza Report[/h] The report was published on 26 March 2015 reports the flu situation Week 12 (16 / 3-22 / 3).
[h=2]Summary Week 12, 2015[/h] Influenza activity continues to decline across the country. The number of positive influenza B samples have dropped compared to last week and probably also the peak of influenza B is reached. Although the proportion of positive sentinel samples decreases. In the entire Nordic region and the rest of Europe declines flu. Read the full report for week 12, 2015 (PDF, 516 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]MONITORINGgssystem[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 526 influenza cases, including:
28 A / H1N1pdm09
208 other influenza A
290 influenza B
1912 analyzed samples
27.5% positive
[/TD]
[TD]Reduction[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 16 cases, of which:
0 A / H1NIpdm09
3 A / H3N2
0 B Victoria
13 B-Yamagata
41 samples were
39% positive
[/TD]
[TD] Reduction
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 4.8% conversations about fever in children
Normal activity
[/TD]
[TD]Reduction[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]Medium activity[/TD]
[TD]Reduction[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week this season and previous seasons.
[h=1]Influenza Report[/h] This report was published April 2, 2015 and reports the flu situation at week 13 (23 / 3-29 / 3).
[h=2]Summary Week 13, 2015[/h] All monitoring systems shows that influenza activity in Sweden declined significantly since the peak weeks 8-10. Influenza B is diagnosed contrast to the same extent as in the past four weeks. Influenza B now dominates in Sweden and elsewhere in Europe, which is not unusual at the end of the flu season. In other Nordic countries and Europe declines influenza activity slowly. In this week's special episode you can read more about the reported cases of influenza A (H1N1) pdm09, intense nursed flu patients and mortality. Read the full report for week 13, 2015 (PDF, 831 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]MONITORINGgssystem[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 541 influenza cases, including:
25 A / H1N1pdm09
192 other influenza A
324 influenza B
2033 analyzed samples
26.6% positive
[/TD]
[TD]Reduction[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 23 cases, of which:
0 A / H1NIpdm09
6 A / H3N2
0 B Victoria
17 B-Yamagata
46 samples were
50% positive
[/TD]
[TD] Unchanged
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 4.7% conversations about fever in children
Normal activity
[/TD]
[TD]Unchanged[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]Higher than past seasons[/TD]
[TD]Unchanged[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week this season and previous seasons.
[h=1]Influenza Report[/h] This report was published April 9, 2015 and reports the flu situation at week 14 (30 / 3-5 / 4).
[h=2]Summary Week 14, 2015[/h] Overall, flu continues to decrease in Sweden, although influenza B circulating unabated.The same pattern is also seen in the rest of Scandinavia and the rest of Europe. It is not uncommon for influenza B circulating at the end of the flu season. In this week's special episode you can read more about other causes of respiratory infections ("what flying in the air") and seasonal viruskarakt?risering. Read the full report for week 14, 2015 (PDF, 646 KB) Appendix 1. Phylogenetic tree of influenza A (H3N2) (PDF, 184 KB) Appendix 2. Phylogenetic tree of influenza A (H1N1) pdm09 (PDF document, 108 kB) Appendix 3. Phylogenetic tree for influenza B (PDF, 190 kB)
[h=3]What does the monitoring systems?[/h] This table summarizes surveillance data for each system. Learn more about the systems here.
[TABLE="width: 571, height: 1"]
[TR]
[TD]MONITORINGgssystem[/TD]
[TD]Current Week[/TD]
[TD]Change from previous week[/TD]
[/TR]
[TR]
[TD]Laboratory-based
surveillance[/TD]
[TD] 448 influenza cases, including:
22 A / H1N1pdm09
124 other influenza A
302 influenza B
1683 analyzed samples
26.6% positive
[/TD]
[TD]Reduction[/TD]
[/TR]
[TR]
[TD]Sentinel Sampling[/TD]
[TD] 9 cases, of which:
0 A / H1NIpdm09
2 A / H3N2
0 B Victoria
7 B-Yamagata
22 samples,
40.9% positive
[/TD]
[TD] Reduction
[/TD]
[/TR]
[TR]
[TD]1177 Health Care Guide
on telephone[/TD]
[TD] 4.5% conversations about fever in children
Normal activity
[/TD]
[TD]Unchanged[/TD]
[/TR]
[TR]
[TD]Web Search for influenza[/TD]
[TD]Higher than past seasons[/TD]
[TD]Unchanged[/TD]
[/TR]
[/TABLE] Number of laboratory-confirmed influenza cases (all types) per week this season and previous seasons.
