Editing Leukemia (section)

===United States===
About 245,000 people in the United States are affected with some form of leukemia, including those that have achieved remission or cure. Rates from 1975 to 2011 have increased by 0.7% per year among children.<ref>{{cite journal | vauthors = Amitay EL, Keinan-Boker L | title = Breastfeeding and Childhood Leukemia Incidence: A Meta-analysis and Systematic Review | journal = JAMA Pediatrics | volume = 169 | issue = 6 | pages = e151025 | date = June 2015 | pmid = 26030516 | doi = 10.1001/jamapediatrics.2015.1025 | doi-access = free }}</ref> Approximately 44,270 new cases of leukemia were diagnosed in the year 2008 in the US.<ref name=LLS>{{cite web | url = http://www.leukemia-lymphoma.org/all_page?item_id=9346 | title = Leukemia Facts & Statistics. | archive-url = https://web.archive.org/web/20090416060712/http://www.leukemia-lymphoma.org/all_page?item_id=9346 | archive-date=16 April 2009 | work = The Leukemia & Lymphoma Society. | access-date = 2 July 2009 }}</ref> This represents 2.9% of all cancers (excluding simple basal cell and squamous cell skin cancers) in the United States, and 30.4% of all [[blood cancer]]s.<ref>{{cite web|title=SEER Cancer Statistics Review, 1975–2006|work=Surveillance Epidemiology and End Results (SEER)|publisher=[[National Cancer Institute]]|url=http://seer.cancer.gov/csr/1975_2006/| veditors = Horner MJ, Ries LA, Krapcho M, Neyman N, etal |location=Bethesda, MD|access-date=3 November 2009|quote=Table 1.4: Age-Adjusted SEER Incidence and U.S. Death Rates and 5-Year Relative Survival Rates By Primary Cancer Site, Sex and Time Period|url-status=live|archive-url=https://web.archive.org/web/20090926004001/http://seer.cancer.gov/csr/1975_2006/|archive-date=26 September 2009}}</ref>

Among children with some form of cancer, about a third have a type of leukemia, most commonly [[acute lymphoblastic leukemia]].<ref name=LLS /> A type of leukemia is the second most common form of cancer in infants (under the age of 12 months) and the most common form of cancer in older children.<ref name="SEER1999">{{cite book | vauthors = Gurney JG, Smith MA, Ross JA | date = 1999 | title = Cancer Incidence and Survival among Children and Adolescents, United States SEER program 1975–1995 | chapter-url = http://www.seer.cancer.gov/publications/childhood/leukemia.pdf | chapter = Leukemia | archive-url = https://web.archive.org/web/20101224153901/http://seer.cancer.gov/publications/childhood/leukemia.pdf | archive-date=24 December 2010 | publisher = Cancer Statistics Branch, National Cancer Institute }}</ref> Boys are somewhat more likely to develop leukemia than girls, and white American children are almost twice as likely to develop leukemia than black American children.<ref name="SEER1999" /> Only about 3% cancer diagnoses among adults are for leukemias, but because cancer is much more common among adults, more than 90% of all leukemias are diagnosed in adults.<ref name=LLS />

[[Race (human classification)|Race]] is a [[Risk factor (epidemiology)|risk factor]] in the United States.  [[Hispanic]]s, especially those under the age of 20, are at the highest risk for leukemia, while [[White people|whites]], [[Indigenous peoples of the Americas|Native Americans]], [[Asian Americans]], and [[Alaska Natives]] are at higher risk than [[African Americans]].<ref>{{cite web | url = http://www.lls.org/diseaseinformation/getinformationsupport/factsstatistics/childhoodbloodcancers/ | title = Childhood Blood Cancers | work = The Leukemia & Lymphoma Society | archive-url = https://web.archive.org/web/20120905211115/http://www.lls.org/diseaseinformation/getinformationsupport/factsstatistics/childhoodbloodcancers/ | archive-date = 5 September 2012 }}</ref>

More men than women are diagnosed with leukemia and die from the disease. Around 30 percent more men than women have leukemia.<ref>{{cite web | url = http://www.lls.org/content/nationalcontent/resourcecenter/freeeducationmaterials/generalcancer/pdf/facts.pdf/ | title = Facts 2012 | work = The Leukemia & Lymphoma Society | archive-url = https://web.archive.org/web/20121014092708/http://www.lls.org/content/nationalcontent/resourcecenter/freeeducationmaterials/generalcancer/pdf/facts.pdf | archive-date=14 October 2012 }}</ref>