| The epidemiology of Kaposi sarcoma varies depending on its type. Before [[AIDS]], Kaposi's sarcoma was relatively rare. In the early epidemic of [[AIDS]], the incidence of HIV-related Kaposi sarcoma significantly increased;<ref name=cancer.gov>[http://www.cancer.org/cancer/kaposisarcoma/detailedguide/kaposi-sarcoma-what-is-key-statistics What are the key statistics about Kaposi sarcoma? Cancer.org]</ref> however, [[antiretroviral therapy]] led to a decrease in the incidence of HIV-related Kaposi sarcoma.<ref name="pmid12853764">{{cite journal| author=Portsmouth S, Stebbing J, Gill J, Mandalia S, Bower M, Nelson M et al.| title=A comparison of regimens based on non-nucleoside reverse transcriptase inhibitors or protease inhibitors in preventing Kaposi's sarcoma. | journal=AIDS | year= 2003 | volume= 17 | issue= 11 | pages= F17-22 | pmid=12853764 | doi=10.1097/01.aids.0000076309.76477.f1 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=12853764 }} </ref><ref name="pmid16849755">{{cite journal| author=Grabar S, Abraham B, Mahamat A, Del Giudice P, Rosenthal E, Costagliola D| title=Differential impact of combination antiretroviral therapy in preventing Kaposi's sarcoma with and without visceral involvement. | journal=J Clin Oncol | year= 2006 | volume= 24 | issue= 21 | pages= 3408-14 | pmid=16849755 | doi=10.1200/JCO.2005.05.4072 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=16849755 }} </ref> While endemic African Kaposi sarcoma is more common in African Bantu,<ref name="pmid1765111">{{cite journal| author=Wahman A, Melnick SL, Rhame FS, Potter JD| title=The epidemiology of classic, African, and immunosuppressed Kaposi's sarcoma. | journal=Epidemiol Rev | year= 1991 | volume= 13 | issue= | pages= 178-99 | pmid=1765111 | doi= | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=1765111 }} </ref> classic Kaposi sarcoma is more prevalent in Middle Eastern countries particularly among males and individuals from Jewish descent.<ref name="pmid1765111">{{cite journal| author=Wahman A, Melnick SL, Rhame FS, Potter JD| title=The epidemiology of classic, African, and immunosuppressed Kaposi's sarcoma. | journal=Epidemiol Rev | year= 1991 | volume= 13 | issue= | pages= 178-99 | pmid=1765111 | doi= | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=1765111 }} </ref><ref name="pmid8804445">{{cite journal| author=Franceschi S, Geddes M| title=Epidemiology of classic Kaposi's sarcoma, with special reference to mediterranean population. | journal=Tumori | year= 1995 | volume= 81 | issue= 5 | pages= 308-14 | pmid=8804445 | doi= | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=8804445 }} </ref> The incidence of Kaposi sarcoma is markedly increased in renal transplant patients ranging from 0.5% to 5.3%.<ref name="pmid17456614">{{cite journal| author=Campistol JM, Schena FP| title=Kaposi's sarcoma in renal transplant recipients--the impact of proliferation signal inhibitors. | journal=Nephrol Dial Transplant | year= 2007 | volume= 22 Suppl 1 | issue= | pages= i17-22 | pmid=17456614 | doi=10.1093/ndt/gfm089 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=17456614 }} </ref> Transplant-related Kaposi sarcoma occurs more commonly in individuals who have Jewish, Arabic, Mediterranean, African, or Caribbean ethnicity.<ref name="pmid17456614">{{cite journal| author=Campistol JM, Schena FP| title=Kaposi's sarcoma in renal transplant recipients--the impact of proliferation signal inhibitors. | journal=Nephrol Dial Transplant | year= 2007 | volume= 22 Suppl 1 | issue= | pages= i17-22 | pmid=17456614 | doi=10.1093/ndt/gfm089 | pmc= | url=http://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=17456614 }} </ref> In the United States, the age-adjusted [[prevalence]] of Kaposi sarcoma is 8.1 per 100,000 in 2011.<ref name="SEER">Howlader N, Noone AM, Krapcho M, Garshell J, Miller D, Altekruse SF, Kosary CL, Yu M, Ruhl J, Tatalovich Z,Mariotto A, Lewis DR, Chen HS, Feuer EJ, Cronin KA (eds). SEER Cancer Statistics Review, 1975-2011, National Cancer Institute. Bethesda, MD, http://seer.cancer.gov/csr/1975_2011/, based on November 2013 SEER data submission, posted to the SEER web site, April 2014.</ref>
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