Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 8 (Feb. 19? Feb. 25, 2012)
Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type B is predominant in the community.
Of the 217 specimens tested during week 6, 2012, 72 (33.2%) were positive for influenza viruses, 59 (27.2%) were positive for influenza B viruses, 7 (3.2%) were positive for influenza AH3 viruses, 6 (2.8%) were positive for pandemic (H1N1) 2009 virus.
There were 50 new complicated influenza infections and no report of death from complicated influenza infection during week 8. Since July 1, 2011, 1173 complicated influenza infections have been confirmed, including 930 cases from influenza B virus infection, 185 cases from influenza A virus infection, 45 cases from pandemic (H1N1) 2009 virus infection and 13 cases due to un-typed influenza A virus infection. 395 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there
have been 72 reports of death from complicated influenza infection; 57 from the seasonal influenza B strain, 13 from the seasonal H3N2 strain, 1 from pandemic (H1N1) 2009 virus infection and 1 from the un-typed influenza A virus, respectively.
The number of deaths related to pneumonia and influenza during week 7 was 361, which was below the number of the previous week (384 deaths).
The rate of outpatient visits for influenza-like illness is 1.68%, a 2.3% decrease compared with the rate of previous week (1.72%).
The rate of emergency room visits for ILI is 12.97%, a 4.8 % decrease compared with the rate of previous week (13.62%).

Week 9 (Feb. 26? Mar. 3, 2012)
Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type B is predominant in the community.
Of the 222 specimens tested during week 7, 2012, 65 (29%) were positive for influenza viruses, 48 (22%) were positive for influenza B viruses, 14 (6%) were positive for influenza AH3 viruses, 3 (1%) were positive for pandemic (H1N1) 2009 virus.
There were 55 new complicated influenza infections and 3 reports of death from complicated influenza infection during week 9. Since July 1, 2011, 1228 complicated influenza infections have been confirmed, including 969 cases from influenza B virus infection, 198 cases from influenza A virus infection, 46 cases from pandemic (H1N1) 2009 virus infection and 15 cases due to un-typed influenza A virus infection. 409 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 75 reports of death from complicated influenza infection; 60 from the seasonal influenza B strain, 13 from the seasonal H3N2 strain, 1 from pandemic (H1N1) 2009 virus infection and 1 from the un-typed influenza A virus, respectively.
The number of deaths related to pneumonia and influenza during week 8 was 340, which was below the number of the previous week (366 deaths).
The rate of outpatient visits for influenza-like illness is 1.57%, a 6% decrease compared with the rate of previous week (1.67%).
The rate of emergency room visits for ILI is 12.8%, a 1.4 % decrease compared with the rate of previous week (12.98%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 10 (Mar. 4– Mar. 10, 2012)
Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type B is predominant in the community.

Of the 188 specimens tested during week 8, 2012, 56 (30%) were positive for influenza viruses, 33 (18%) were positive for influenza B viruses, 15 (8%) were positive for influenza AH3 viruses, 8 (4%) were positive for pandemic (H1N1) 2009 virus.

There were 39 new complicated influenza infections and 4 reports of death from complicated influenza infection during week 10. Since July 1, 2011, 1267 complicated influenza infections have been confirmed, including 990 cases from influenza B virus infection, 208 cases from influenza A virus infection, 52 cases from pandemic (H1N1) 2009 virus infection and 17 cases due to un-typed influenza A virus infection. 422 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 79 reports of death from complicated influenza infection; 62 from the seasonal influenza B strain, 14 from the seasonal H3N2 strain, 1 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 9 was 311, which was below the number of the previous week (342 deaths).

The rate of outpatient visits for influenza-like illness is 1.46%, a 7% decrease compared with the rate of previous week (1.57%).

The rate of emergency room visits for ILI is 12.11%, a 5.3 % decrease compared with the rate of previous week (12.79%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 11:
Of the 185 specimens tested during week 9, 2012, 53 (29%) were positive for influenza viruses, 26 (14%) were positive for influenza B viruses, 19 (10%) were positive for influenza AH3 viruses, 7 (4%) were positive for pandemic (H1N1) 2009 virus and 1 (1%) was positive for un-typed influenza A virus.

There were 40 new complicated influenza infections and 3 reports of death from complicated influenza infection during week 11. Since July 1, 2011, 1307 complicated influenza infections have been confirmed, including 1005 cases from influenza B virus infection, 230 cases from influenza A virus infection, 54 cases from pandemic (H1N1) 2009 virus infection and 18 cases due to un-typed influenza A virus infection. 440 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 82 reports of death from complicated influenza infection; 65 from the seasonal influenza B strain, 14 from the seasonal H3N2 strain, 1 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 10 was 311, which was below the number of the previous week (323 deaths).

The rate of outpatient visits for influenza-like illness is 1.5%, a 2.7% increase compared with the rate of previous week (1.46%).

The rate of emergency room visits for ILI is 12.13%, which is comparable with the rate of previous week.
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 12:
Of the 223 specimens tested during week 10, 2012, 59 (26.5%) were positive for influenza viruses, 26 (11.7%) were positive for influenza AH3 viruses, 24 (10.8%) were positive for influenza B viruses, 8 (3.6%) were positive for pandemic (H1N1) 2009 virus and 1 (0.4%) was positive for un-typed influenza A virus.

There were 24 new complicated influenza infections and 4 reports of death from complicated influenza infection during week 12. Since July 1, 2011, 1331 complicated influenza infections have been confirmed, including 1012 cases from influenza B virus infection, 246 cases from influenza A virus infection, 56 cases from pandemic (H1N1) 2009 virus infection and 17 cases due to un-typed influenza A virus infection. 445 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 86 reports of death from complicated influenza infection; 67 from the seasonal influenza B strain, 16 from the seasonal H3N2 strain, 1 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 11 was 308, which was below the number of the previous week (318 deaths).

The rate of outpatient visits for influenza-like illness is 1.46%, a 1.4% increase compared with the rate of previous week (1.44%).

The rate of emergency room visits for ILI is 12.25%, a 0.9% increase compared with the rate of previous week (12.14%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 13:
Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type AH3 is predominant in the community.

Of the 189 specimens tested during week 11, 2012, 54 (29%) were positive for influenza viruses, 24 (13%) were positive for influenza AH3 viruses, 23 (12%) were positive for influenza B viruses, 7 (4%) were positive for pandemic (H1N1) 2009 virus.

There were 25 new complicated influenza infections and 5 reports of death from complicated influenza infection during week 13. Since July 1, 2011, 1356 complicated influenza infections have been confirmed, including 1019 cases from influenza B virus infection, 258 cases from influenza A virus infection, 58 cases from pandemic (H1N1) 2009 virus infection and 21 cases due to un-typed influenza A virus infection. 456 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 91 reports of death from complicated influenza infection; 71 from the seasonal influenza B strain, 17 from the seasonal H3N2 strain, 1 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 12 was 279, which was below the number of the previous week (313 deaths).

The rate of outpatient visits for influenza-like illness is 1.44%, a 1.4% decrease compared with the rate of previous week (1.46%).

The rate of emergency room visits for ILI is 12.68%, a 3.5% increase compared with the rate of previous week (12.25%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 14:
Of the 199 specimens tested during week 12, 2012, 45 (23%) were positive for influenza viruses, 30 (15%) were positive for influenza AH3 virus, 10 (5%) were positive for pandemic (H1N1) 2009 virus, 5 (3%) were positive for influenza B virus.

There were 18 new complicated influenza infections and 10 reports of death from complicated influenza infection during week 14. Since July 1, 2011, 1374 complicated influenza infections have been confirmed, including 1022 cases from influenza B virus infection, 270 cases from influenza A virus infection, 62 cases from pandemic (H1N1) 2009 virus infection and 20 cases due to un-typed influenza A virus infection. 463 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there
have been 101 reports of death from complicated influenza infection; 79 from the seasonal influenza B strain, 17 from the seasonal H3N2 strain, 3 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 13 was 254, which was below the number of the previous week (281 deaths).

The rate of outpatient visits for influenza-like illness is 1.36%, a 6.8% decrease compared with the rate of previous week (1.46%).

The rate of emergency room visits for ILI is 12.46%, a 1.8% decrease compared with the rate of previous week (12.69%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Summary：Week 15 (Apr. 8? Apr. 14, 2012)
Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type AH3 is predominant in the community.

Of the 197 specimens tested during week 13, 2012, 39 (19.8%) were positive for influenza viruses, 27 (13.7%) were positive for influenza AH3 virus, 9 (4.6%) were positive for influenza B virus, 3 (1.5%) were positive for pandemic (H1N1) 2009 virus.

There were 13 new complicated influenza infections and 9 reports of death from complicated influenza infection during week 15. Since July 1, 2011, 1387 complicated influenza infections have been confirmed, including 1025 cases from influenza B virus infection, 276 cases from influenza A virus infection, 65 cases from pandemic (H1N1) 2009 virus infection and 21 cases due to un-typed influenza A virus infection. 466 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 110 reports of death from complicated influenza infection; 88 from the seasonal influenza B strain, 17 from the seasonal H3N2 strain, 3 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 14 was 258, which was above the number of the previous week (254 deaths).

The rate of outpatient visits for influenza-like illness is 1.22%, a 10.3% decrease compared with the rate of previous week (1.36%).

The rate of emergency room visits for ILI is 11.42%, a 8.4% decrease compared with the rate of previous week (12.47%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 16: Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type AH3 is predominant in the community.

Of the 141 specimens tested during week 14, 2012, 16 (11.3%) were positive for influenza viruses, 10 (7.1%) were positive for influenza AH3 virus, 3 (2.1%) were positive for pandemic (H1N1) 2009 virus, 2 (1.4%) were positive for influenza B virus and 1 (0.7%) were positive for un-typed influenza A virus.

There were 22 new complicated influenza infections and 14 reports of death from complicated influenza infection during week 16. Since July 1, 2011, 1409 complicated influenza infections have been confirmed, including 1026 cases from influenza B virus infection, 289 cases from influenza AH3(H3N2) virus infection, 71 cases from pandemic (H1N1) 2009 virus infection and 23 cases due to un-typed influenza A virus infection. 473 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 124 reports of death from complicated influenza infection; 96 from the seasonal influenza B strain, 20 from the seasonal H3N2 strain, 6 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 15 was 248, which was below the number of the previous week (260 deaths).

The rate of outpatient visits for influenza-like illness is 1.20%, a 1.6% decrease compared with the rate of previous week (1.22%).

The rate of emergency room visits for ILI is 10.42%, a 8.9% decrease compared with the rate of previous week (11.44%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 17: Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type AH3 is predominant in the community.

Of the 157 specimens tested during week 15, 2012, 23 (15%) were positive for influenza viruses, 19 (12%) were positive for influenza AH3 virus, 3 (2%) were positive for pandemic (H1N1) 2009 virus, 1 (1%) were positive for influenza B virus.

There were 23 new complicated influenza infections and 4 reports of death from complicated influenza infection during week 17. Since July 1, 2011, 1432 complicated influenza infections have been confirmed, including 1027 cases from influenza B virus infection, 306 cases from influenza AH3 (H3N2) virus infection, 74 cases from pandemic (H1N1) 2009 virus infection and 25 cases due to un-typed influenza A virus infection. 479 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 128 reports of death from complicated influenza infection; 98 from the seasonal influenza B strain, 22 from the seasonal H3N2 strain, 6 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 16 was 281, which was above the number of the previous week (252 deaths).

The rate of outpatient visits for influenza-like illness is 1.17%, a 2.5% decrease compared with the rate of previous week (1.20%).

The rate of emergency room visits for ILI is 10.65%, a 2.2% increase compared with the rate of previous week (10.42%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 18 (Apr. 29– May. 5, 2012)
Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type AH3 is predominant in the community.

Of the 180 specimens tested during week 16, 2012, 25 (14%) were positive for influenza viruses, 15 (8%) were positive for influenza AH3 virus, 6 (3%) were positive for pandemic (H1N1) 2009 virus, 3 (2%) were positive for influenza B virus and 1 (1%) positive for un-typed influenza A virus.

There were 12 new complicated influenza infections and 3 reports of death from complicated influenza infection during week 17. Since July 1, 2011, 1444 complicated influenza infections have been confirmed, including 1028 cases from influenza B virus infection, 318 cases from influenza AH3 (H3N2) virus infection, 75 cases from pandemic (H1N1) 2009 virus infection and 23 cases due to un-typed influenza A virus infection. 485 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 131 reports of death from complicated influenza infection; 100 from the seasonal influenza B strain, 23 from the seasonal H3N2 strain, 6 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 17 was 281, which was below the number of the previous week (284 deaths).

The rate of outpatient visits for influenza-like illness is 1.10%, a 5.2% decrease compared with the rate of previous week (1.16%).

The rate of emergency room visits for ILI is 10.30%, a 3.4% decrease compared with the rate of previous week (10.66%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 19 (May 6? May 12, 2012)
Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type AH3 is predominant in the community.

Of the 178 specimens tested during week 17, 2012, 32 (18%) were positive for influenza viruses, 27 (15%) were positive for influenza AH3 virus, 4 (2%) were positive for pandemic (H1N1) 2009 virus, 1 (1%) was positive for influenza B virus.

There were 15 new complicated influenza infections and 1 report of death from complicated influenza infection during week 19. Since July 1, 2011, 1459 complicated influenza infections have been confirmed, including 1029 cases from influenza B virus infection, 331 cases from influenza AH3 (H3N2) virus infection, 76 cases from pandemic (H1N1) 2009 virus infection and 23 cases due to un-typed influenza A virus infection. 489 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 132 reports of death from complicated influenza infection; 101 from the seasonal influenza B strain, 23 from the seasonal H3N2 strain, 6 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 18 was 247, which was below the number of the previous week (283 deaths).

The rate of outpatient visits for influenza-like illness is 1.1%, which was comparable with the rate of previous week (1.1%).

The rate of emergency room visits for ILI is 10.69%, a 4.2% increase compared with the rate of previous week (10.26%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 20:
Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type AH3 is predominant in the community.

Of the 150 specimens tested during week 18, 2012, 27 (18%) were positive for influenza viruses, 20 (13%) were positive for influenza AH3 virus, 6 (4%) were positive for pandemic (H1N1) 2009 virus, 1 (1%) was positive for influenza B virus.

There were 23 new complicated influenza infections and 1 report of death from complicated influenza infection during week 20. Since July 1, 2011, 1482 complicated influenza infections have been confirmed, including 1030 cases from influenza B virus infection, 351 cases from influenza AH3 (H3N2) virus infection, 78 cases from pandemic (H1N1) 2009 virus infection and 23 cases due to un-typed influenza A virus infection. 496 cases of complicated influenza infections received the intensive care. Since July 1, 2011,
there have been 133 reports of death from complicated influenza infection; 101 from the seasonal influenza B strain, 24 from the seasonal H3N2 strain, 6 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 19 was 253, which was comparable with the number of the previous week (252 deaths).

The rate of outpatient visits for influenza-like illness is 1.13%, a 1.8% increase compared with the rate of previous week (1.11%).

The rate of emergency room visits for ILI is 10.36%, a 3.1% decrease compared with the rate of previous week (10.69%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 21 (May 20– May 26, 2012)
Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type AH3 is predominant in the community.

Of the 201 specimens tested during week 19, 2012, 45 (22%) were positive for influenza viruses, 39 (19%) were positive for influenza AH3 virus, 5 (3%) were positive for pandemic (H1N1) 2009 virus, 1 (<1%) was positive for influenza B virus.

There were 31 new complicated influenza infections during week 21. Since July 1, 2011, 1513 complicated influenza infections have been confirmed, including 1032 cases from influenza B virus infection, 378 cases from influenza AH3 (H3N2) virus infection, 79 cases from pandemic (H1N1) 2009 virus infection and 24 cases due to un-typed influenza A virus infection. 508 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 133 reports of death from complicated influenza infection; 101 from the seasonal influenza B strain, 24 from the seasonal H3N2 strain, 6 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 20 was 232, which was below the number of the previous week (257 deaths).

The rate of outpatient visits for influenza-like illness is 1.16%, a 3.6% increase compared with the rate of previous week (1.12%).

The rate of emergency room visits for ILI is 10.71%, a 3.4% increase compared with the rate of previous week (10.36%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Summary：Week 22 (May 27? Jun. 2, 2012)
Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type AH3 is predominant in the community.

Of the 180 specimens tested during week 20, 2012, 32 (18%) were positive for influenza viruses, 30 (17%) were positive for influenza AH3 virus, 1 (<1%) were positive for pandemic (H1N1) 2009 virus, 1 (<1%) was positive for influenza B virus.

There were 19 new complicated influenza infections and 3 reports of death from complicated influenza infection during week 22. Since July 1, 2011, 1532 complicated influenza infections have been confirmed, including 1033 cases from influenza B virus infection, 395 cases from influenza AH3 (H3N2) virus infection, 79 cases from pandemic (H1N1) 2009 virus infection and 25 cases due to un-typed influenza A virus infection. 514 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 136 reports of death from complicated influenza infection; 102 from the seasonal influenza B strain, 26 from the seasonal H3N2 strain, 6 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 21 was 229, which was below the number of the previous week (241 deaths).

The rate of outpatient visits for influenza-like illness is 1.09%, a 6% decrease compared with the rate of previous week (1.16%).

The rate of emergency room visits for ILI is 10.24%, a 4.4% decrease compared with the rate of previous week (10.71%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 23:
Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type AH3 is predominant in the community.

Of the 297 specimens tested during week 21, 2012, 30 (10%) were positive for influenza viruses, 23 (7.7%) were positive for influenza AH3 virus, 4 (1.3%) were positive for pandemic (H1N1) 2009 virus, 3 (1%) was positive for influenza B virus.

There were 18 new complicated influenza infections during week 23. Since July 1, 2011, 1550 complicated influenza infections have been confirmed, including 1033 cases from influenza B virus infection, 410 cases from influenza AH3 (H3N2) virus infection, 79 cases from pandemic (H1N1) 2009 virus infection and 28 cases due to un-typed influenza A virus infection. 521 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 136 reports of death from complicated influenza infection; 102 from the seasonal influenza B strain, 26 from the seasonal H3N2 strain, 6 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 22 was 267, which was above the number of the previous week (232 deaths).

The rate of outpatient visits for influenza-like illness is 1.09%, a 1.8% decrease compared with the rate of previous week (1.11%).

The rate of emergency room visits for ILI is 10.04%, a 2% decrease compared with the rate of previous week (10.24%)
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151

 

[Missouriwatcher]

Re: Taiwan Disease Surveillance 2011-2012 Flu Season (Peaked Week 2)

Week 24 (Jun. 10? Jun. 16, 2012)
Influenza activity in Taiwan peaked at week 2. Seasonal influenza virus type AH3 is predominant in the community.

Of the 187 specimens tested during week 22, 2012, 25 (13%) were positive for influenza viruses, 25 (13%) were positive for influenza AH3 virus.

There were 38 new complicated influenza infections during week 24. Since July 1, 2011, 1588 complicated influenza infections have been confirmed, including 1033 cases from influenza B virus infection, 443 cases from influenza AH3 (H3N2) virus infection, 80 cases from pandemic (H1N1) 2009 virus infection and 32 cases due to un-typed influenza A virus infection. 533 cases of complicated influenza infections received the intensive care. Since July 1, 2011, there have been 136 reports of death from complicated influenza infection; 102 from the seasonal influenza B strain, 26 from the seasonal H3N2 strain, 6 from pandemic (H1N1) 2009 virus infection and 2 from the un-typed influenza A virus, respectively.

The number of deaths related to pneumonia and influenza during week 23 was 247, which was below the number of the previous week (272 deaths).

The rate of outpatient visits for influenza-like illness is 1.11%, which was comparable with the rate of previous week (1.11%).

The rate of emergency room visits for ILI is 9.9%, a 1.3% decrease compared with the rate of previous week (10.03%).
http://flu.cdc.gov.tw/lp.asp?ctNode=4091&CtUnit=960&BaseDSD=7&mp=151