Strep throat epidemiology and demographics: Difference between revisions

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__NOTOC__
__NOTOC__
{{Strep throat}}
{{Strep throat}}
{{CMG}}{{AE}}{{AA}}
{{CMG}}; {{AE}} {{AA}}


==Overview==
==Overview==
GAS pharyngitis is the most common bacterial cause of pharyngitis.<ref name="pmid17806050">{{cite journal| author=Cohen-Poradosu R, Kasper DL| title=Group A streptococcus epidemiology and vaccine implications. | journal=Clin Infect Dis | year= 2007 | volume= 45 | issue= 7 | pages= 863-5 | pmid=17806050 | doi=10.1086/521263 | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=17806050  }} </ref> Worldwide, the incidence of group A stretococcal pharyngitis (GAS) is estimated to be above 616 million cases annually. <ref name="pmid16253886">{{cite journal| author=Carapetis JR, Steer AC, Mulholland EK, Weber M| title=The global burden of group A streptococcal diseases. | journal=Lancet Infect Dis | year= 2005 | volume= 5 | issue= 11 | pages= 685-94 | pmid=16253886 | doi=10.1016/S1473-3099(05)70267-X | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=16253886  }} </ref> It commonly affects children aged 5-15 years and is rare in children age less than 3 years.<ref name=cdcp>http://www.cdc.gov/groupastrep/diseases-hcp/strep-throat.html Accessed on October 18, 2016</ref> GAS pharyngitis is common in winter and early spring season.<ref name=cdcp>http://www.cdc.gov/groupastrep/diseases-hcp/strep-throat.html Accessed on October 18, 2016</ref>
GAS [[pharyngitis]] is the most common bacterial cause of [[pharyngitis]].<ref name="pmid17806050">{{cite journal| author=Cohen-Poradosu R, Kasper DL| title=Group A streptococcus epidemiology and vaccine implications. | journal=Clin Infect Dis | year= 2007 | volume= 45 | issue= 7 | pages= 863-5 | pmid=17806050 | doi=10.1086/521263 | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=17806050  }} </ref> Worldwide, the incidence of group A stretococcal pharyngitis (GAS) is estimated to be above 616 million cases annually.<ref name="pmid16253886">{{cite journal| author=Carapetis JR, Steer AC, Mulholland EK, Weber M| title=The global burden of group A streptococcal diseases. | journal=Lancet Infect Dis | year= 2005 | volume= 5 | issue= 11 | pages= 685-94 | pmid=16253886 | doi=10.1016/S1473-3099(05)70267-X | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=16253886  }} </ref> It commonly affects children aged 5-15 years and is rare in children age less than 3 years.<ref name=cdcp>http://www.cdc.gov/groupastrep/diseases-hcp/strep-throat.html Accessed on October 18, 2016</ref> GAS pharyngitis is common in winter and early spring season.<ref name=cdcp>http://www.cdc.gov/groupastrep/diseases-hcp/strep-throat.html Accessed on October 18, 2016</ref>


==Epidemiology==
==Epidemiology==
*GAS pharyngitis is the most common bacterial cause of pharyngitis.<ref name="pmid17806050">{{cite journal| author=Cohen-Poradosu R, Kasper DL| title=Group A streptococcus epidemiology and vaccine implications. | journal=Clin Infect Dis | year= 2007 | volume= 45 | issue= 7 | pages= 863-5 | pmid=17806050 | doi=10.1086/521263 | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=17806050  }} </ref>
*GAS pharyngitis is the most common bacterial cause of [[pharyngitis]].<ref name="pmid17806050">{{cite journal| author=Cohen-Poradosu R, Kasper DL| title=Group A streptococcus epidemiology and vaccine implications. | journal=Clin Infect Dis | year= 2007 | volume= 45 | issue= 7 | pages= 863-5 | pmid=17806050 | doi=10.1086/521263 | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=17806050  }} </ref>
*Worldwide, the [[incidence]] of group A stretococcal pharyngitis (GAS) is estimated to be above 616 million cases annually. <ref name="pmid16253886">{{cite journal| author=Carapetis JR, Steer AC, Mulholland EK, Weber M| title=The global burden of group A streptococcal diseases. | journal=Lancet Infect Dis | year= 2005 | volume= 5 | issue= 11 | pages= 685-94 | pmid=16253886 | doi=10.1016/S1473-3099(05)70267-X | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=16253886  }} </ref><ref name=cdcp>http://www.cdc.gov/groupastrep/diseases-hcp/strep-throat.html Accessed on October 18, 2016</ref>
**Worldwide, the [[incidence]] of group A stretococcal pharyngitis (GAS) is estimated to be above 616 million cases annually.<ref name="pmid16253886">{{cite journal| author=Carapetis JR, Steer AC, Mulholland EK, Weber M| title=The global burden of group A streptococcal diseases. | journal=Lancet Infect Dis | year= 2005 | volume= 5 | issue= 11 | pages= 685-94 | pmid=16253886 | doi=10.1016/S1473-3099(05)70267-X | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=16253886  }} </ref><ref name=cdcp>http://www.cdc.gov/groupastrep/diseases-hcp/strep-throat.html Accessed on October 18, 2016</ref>
*It accounts for 20-30% cases of acute bacterial pharyngitis in children and 5-15% in adults.<ref name=cdcp>http://www.cdc.gov/groupastrep/diseases-hcp/strep-throat.html Accessed on October 18, 2016</ref> <ref name="pmid17806050">{{cite journal| author=Cohen-Poradosu R, Kasper DL| title=Group A streptococcus epidemiology and vaccine implications. | journal=Clin Infect Dis | year= 2007 | volume= 45 | issue= 7 | pages= 863-5 | pmid=17806050 | doi=10.1086/521263 | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=17806050  }} </ref>
**It accounts for 20-30% cases of acute [[bacterial pharyngitis]] in children and 5-15% in adults.<ref name=cdcp>http://www.cdc.gov/groupastrep/diseases-hcp/strep-throat.html Accessed on October 18, 2016</ref><ref name="pmid17806050">{{cite journal| author=Cohen-Poradosu R, Kasper DL| title=Group A streptococcus epidemiology and vaccine implications. | journal=Clin Infect Dis | year= 2007 | volume= 45 | issue= 7 | pages= 863-5 | pmid=17806050 | doi=10.1086/521263 | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=17806050  }} </ref>
*CDC does not track the incidence of GAS pharyngitis.<ref name=cdcp>http://www.cdc.gov/groupastrep/diseases-hcp/strep-throat.html Accessed on October 18, 2016</ref>
**The [[CDC]] does not track the incidence of GAS pharyngitis.<ref name=cdcp>http://www.cdc.gov/groupastrep/diseases-hcp/strep-throat.html Accessed on October 18, 2016</ref>


==Demographics==
==Demographics==

Revision as of 16:52, 6 April 2017

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Aysha Anwar, M.B.B.S[2]

Overview

GAS pharyngitis is the most common bacterial cause of pharyngitis.[1] Worldwide, the incidence of group A stretococcal pharyngitis (GAS) is estimated to be above 616 million cases annually.[2] It commonly affects children aged 5-15 years and is rare in children age less than 3 years.[3] GAS pharyngitis is common in winter and early spring season.[3]

Epidemiology

  • GAS pharyngitis is the most common bacterial cause of pharyngitis.[1]
    • Worldwide, the incidence of group A stretococcal pharyngitis (GAS) is estimated to be above 616 million cases annually.[2][3]
    • It accounts for 20-30% cases of acute bacterial pharyngitis in children and 5-15% in adults.[3][1]
    • The CDC does not track the incidence of GAS pharyngitis.[3]

Demographics

The following demographic factors may affect the incidence and prevalence of GAS pharyngitis.[3]

Age

Group A streptococcal pharyngitis commonly affects children aged 5-15 years and is rare in children age less than 3 years.[3]

Sex

Men and women are affected equally by Group A streptococcal pharyngitis.[3]

Race

There is no racial predilection to Group A streptococcal pharyngitis.[3]

Environmental factors

GAS pharyngitis is common in winter and early spring.[3]


References

  1. ↑ 1.0 1.1 1.2 Cohen-Poradosu R, Kasper DL (2007). "Group A streptococcus epidemiology and vaccine implications". Clin Infect Dis. 45 (7): 863–5. doi:10.1086/521263. PMID 17806050.
  2. ↑ 2.0 2.1 Carapetis JR, Steer AC, Mulholland EK, Weber M (2005). "The global burden of group A streptococcal diseases". Lancet Infect Dis. 5 (11): 685–94. doi:10.1016/S1473-3099(05)70267-X. PMID 16253886.
  3. ↑ 3.00 3.01 3.02 3.03 3.04 3.05 3.06 3.07 3.08 3.09 http://www.cdc.gov/groupastrep/diseases-hcp/strep-throat.html Accessed on October 18, 2016

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