Arica White|Djenaba Joseph|Sun Hee Rim|Christopher Johnson|Michel P Coleman|Claudia Allemani
Colon cancer survival in the United States by race and stage (2001?2009): Findings from the CONCORD?2 study
Centers for Disease Control and Prevention|Centers for Disease Control and Prevention|Centers for Disease Control and Prevention|London School of Hygiene & Tropical Medicine|London School of Hygiene & Tropical Medicine
background first concord study 2008 5year survival patients diagnosed colon cancer 1990 1994 united states among highest world 60 large racial disparities participating states concord2 study 2015 enabled examination survival trends 1995 2009 us states race stage methods authors analyzed data 37 state populationbased cancer registries covering approximately 80 us population patients diagnosed colon cancer 2001 2009 followed 2009 survival 5 years corrected background mortality net survival using statespecific racespecific life tables agestandardized using international cancer survival standard weights survival presented race black white stage state calendar period 20012003 20042009 account changes methods used collect stage results fiveyear net survival increased 09 637 2001 2003 646 2004 2009 black white patients diagnosed distantstage disease 2001 2003 215 vs 172 2004 2009 233 vs 188 survival improved blacks whites 5year net survival 910 lower blacks whites 2001 2003 547 vs 645 2004 2009 566 vs 654 absolute difference blacks whites decreased 1 decade conclusions fiveyear net survival colon cancer increased slightly time survival among blacks diagnosed 2004 2009 still reached level among whites diagnosed 1990 1994 15 20 years earlier findings suggest need targeted efforts improve screening ensure timely appropriate treatment especially blacks reduce large persistent disparity survival cancer 2017123501436 published 2017 article us government work public domain usa