Influenza A(H1N1)pdm09 cases in sub-Himalayan region, 2014-2015 India

Current influenza A(H1N1)pdm09 strain severely involved many parts of the country. The study was conducted to analyze the clinicoepidemiological trend of influenza A(H1N1)pdm09 cases from October 2014 to March 2015. Samples processing was done as per the Center for Disease Control guidelines. A tota...

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Main Authors: Pooja Sharma, Swati Gupta, Digvijay Singh, Santwana Verma, Anil Kanga
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2016-01-01
Series:Indian Journal of Pathology and Microbiology
Subjects:
Online Access:http://www.ijpmonline.org/article.asp?issn=0377-4929;year=2016;volume=59;issue=1;spage=63;epage=65;aulast=Sharma
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author Pooja Sharma
Swati Gupta
Digvijay Singh
Santwana Verma
Anil Kanga
author_facet Pooja Sharma
Swati Gupta
Digvijay Singh
Santwana Verma
Anil Kanga
author_sort Pooja Sharma
collection DOAJ
description Current influenza A(H1N1)pdm09 strain severely involved many parts of the country. The study was conducted to analyze the clinicoepidemiological trend of influenza A(H1N1)pdm09 cases from October 2014 to March 2015. Samples processing was done as per the Center for Disease Control guidelines. A total of 333 specimens were processed out of which influenza A(H1N1)pdm09 constituted 24% (81) of total, 5% (18) cases were seasonal influenza A virus strains. Mean age group involved was 49 years with case fatality rate of 20%. Patients died were 63% males and 44% had comorbidities, and among them, 38% patients died within 24 h of hospitalization. The mean age of comorbid patients who died was 59 years; whereas the mean age of patients died having no co-morbidities was 41 years (P < 0.005). Mortality was seen among 81% (13) of patients who were on ventilator support. Added mortality in specific human group demands continuous surveillance monitoring followed by the detection of mutation, even in susceptible animal population.
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spelling doaj.art-e2e277f899fb4435bedfe70d27dee79b2022-12-22T01:29:51ZengWolters Kluwer Medknow PublicationsIndian Journal of Pathology and Microbiology0377-49292016-01-01591636510.4103/0377-4929.178222Influenza A(H1N1)pdm09 cases in sub-Himalayan region, 2014-2015 IndiaPooja SharmaSwati GuptaDigvijay SinghSantwana VermaAnil KangaCurrent influenza A(H1N1)pdm09 strain severely involved many parts of the country. The study was conducted to analyze the clinicoepidemiological trend of influenza A(H1N1)pdm09 cases from October 2014 to March 2015. Samples processing was done as per the Center for Disease Control guidelines. A total of 333 specimens were processed out of which influenza A(H1N1)pdm09 constituted 24% (81) of total, 5% (18) cases were seasonal influenza A virus strains. Mean age group involved was 49 years with case fatality rate of 20%. Patients died were 63% males and 44% had comorbidities, and among them, 38% patients died within 24 h of hospitalization. The mean age of comorbid patients who died was 59 years; whereas the mean age of patients died having no co-morbidities was 41 years (P < 0.005). Mortality was seen among 81% (13) of patients who were on ventilator support. Added mortality in specific human group demands continuous surveillance monitoring followed by the detection of mutation, even in susceptible animal population.http://www.ijpmonline.org/article.asp?issn=0377-4929;year=2016;volume=59;issue=1;spage=63;epage=65;aulast=SharmaInfluenza A(H1N1)pdm09seasonal flusurveillance
spellingShingle Pooja Sharma
Swati Gupta
Digvijay Singh
Santwana Verma
Anil Kanga
Influenza A(H1N1)pdm09 cases in sub-Himalayan region, 2014-2015 India
Indian Journal of Pathology and Microbiology
Influenza A(H1N1)pdm09
seasonal flu
surveillance
title Influenza A(H1N1)pdm09 cases in sub-Himalayan region, 2014-2015 India
title_full Influenza A(H1N1)pdm09 cases in sub-Himalayan region, 2014-2015 India
title_fullStr Influenza A(H1N1)pdm09 cases in sub-Himalayan region, 2014-2015 India
title_full_unstemmed Influenza A(H1N1)pdm09 cases in sub-Himalayan region, 2014-2015 India
title_short Influenza A(H1N1)pdm09 cases in sub-Himalayan region, 2014-2015 India
title_sort influenza a h1n1 pdm09 cases in sub himalayan region 2014 2015 india
topic Influenza A(H1N1)pdm09
seasonal flu
surveillance
url http://www.ijpmonline.org/article.asp?issn=0377-4929;year=2016;volume=59;issue=1;spage=63;epage=65;aulast=Sharma
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AT swatigupta influenzaah1n1pdm09casesinsubhimalayanregion20142015india
AT digvijaysingh influenzaah1n1pdm09casesinsubhimalayanregion20142015india
AT santwanaverma influenzaah1n1pdm09casesinsubhimalayanregion20142015india
AT anilkanga influenzaah1n1pdm09casesinsubhimalayanregion20142015india