{"id":3054,"date":"2020-10-15T00:00:00","date_gmt":"2020-10-15T04:00:00","guid":{"rendered":"https:\/\/icesontario.wpengine.com\/journal-articles\/decreased-colorectal-cancer-incidence-and-incidence-based-mortality-in-the-screening-age-population-of-ontario\/"},"modified":"2023-06-14T19:21:51","modified_gmt":"2023-06-14T23:21:51","slug":"decreased-colorectal-cancer-incidence-and-incidence-based-mortality-in-the-screening-age-population-of-ontario","status":"publish","type":"journal_article","link":"https:\/\/www.ices.on.ca\/fr\/publications\/journal-articles\/decreased-colorectal-cancer-incidence-and-incidence-based-mortality-in-the-screening-age-population-of-ontario\/","title":{"rendered":"Decreased colorectal cancer incidence and incidence-based mortality in the screening-age population of Ontario"},"content":{"rendered":"<p><span class=\"bold\">Background and Aims <\/span>&#x2014; We aimed to evaluate trends in Ontario, Canada, 2002 to 2016, in uptake of colorectal evaluative procedures, colorectal cancer (CRC) incidence and incidence-based mortality in the colorectal screening-age population.<\/p>\n<p><strong>Methods <\/strong>&#x2014; We defined the screening age-eligible population as persons 51 to 74 years of age with &#x2265;1 year eligibility for the Ontario Health Insurance Plan, excluding those with a diagnosis of CRC in the Ontario Cancer Registry (OCR) prior to age 50 or January 1, 2002. We computed annual up-to-date status with colorectal evaluative procedures from billing claims, and CRC incidence from the OCR. In order to compute incidence-based CRC mortality, we included persons with a first diagnosis of CRC between the ages of 51 and 74, diagnosed between January 1, 1992 and December 31, 2001, still alive and &lt;75 years of age on January 1, 2002, based on cause of death from the OCR. Overall, age-stratified and sex-stratified trends were evaluated by Cochran&#x2013;Armitage trend tests.<\/p>\n<p><strong>Results <\/strong>&#x2014; Persons up to date with colorectal evaluative procedures increased from 628,214\/2,782,061 (22.6%) in 2002 to 2,584,570\/4,179,789 (62.2%) in 2016. CRC incidence fell from 129.3\/100,000 in 2002 to 94.54\/100,000 in 2016, and incidence-based CRC mortality fell from 40.8\/100,000 to 24.1\/100,000. Decreasing trends in overall and stratified incidence and mortality were all significant, except among persons 51 to 54 years old.<\/p>\n<p><strong>Conclusions <\/strong>&#x2014; There was continued increase in persons up-to-date with colorectal evaluative procedures, and significant decrease in CRC incidence and incidence-based CRC mortality from 2002 through 2016.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Background and Aims &#x2014; We aimed to evaluate trends in Ontario, Canada, 2002 to 2016, in uptake of colorectal evaluative procedures, colorectal cancer (CRC) incidence and incidence-based mortality in the colorectal screening-age population. Methods &#x2014; We defined the screening age-eligible population as persons 51 to 74 years of age with &#x2265;1 year eligibility for the [&hellip;]<\/p>\n","protected":false},"template":"","migration-helper-automated":[],"migration-manual":[],"topic":[],"migration-helper-qa-sample-set":[],"class_list":["post-3054","journal_article","type-journal_article","status-publish","hentry"],"acf":{"citation":"Paszat LF, Sutradhar R, Corn E, Tinmouth J, Baxter NN, Rabeneck L. <em>J Can Assoc Gastroenterol<\/em>. 2021; 4(3):146&#x2013;55. Epub 2020 Oct 15.","source_url":"https:\/\/academic.oup.com\/jcag\/article\/4\/3\/146\/5923845","ices_scientist":[1370,1099,1109,1177,1342],"site":[6733],"research_program":[6741],"news_release":[],"journal_article":[],"atlas":[],"research_report":[],"infographic":[],"video":[],"downloads":null,"links":null,"sitecore_item_id":"EDD918B9-CA23-4AE9-8C67-106044366565","sitecore_item_name":"Decreased-colorectal-cancer-incidence-and-incidence-based-mortality-in-the-screening-age","sitecore_field_values":"{\n  \"Title\": \"Decreased colorectal cancer incidence and incidence-based mortality in the screening-age population of Ontario\",\n  \"Short title\": \"Decreased colorectal cancer incidence\",\n  \"Summary\": \"This study aimed to evaluate trends in Ontario in uptake of colorectal evaluative procedures, colorectal cancer incidence and incidence-based mortality in the colorectal screening-age population.\",\n  \"Citation\": \"<p>Paszat LF, Sutradhar R, Corn E, Tinmouth J, Baxter NN, Rabeneck L. <em>J Can Assoc Gastroenterol<\/em>. 2021; 4(3):146&ndash;55. Epub 2020 Oct 15. DOI:n<a href=\"https:\/\/doi.org\/10.1093\/jcag\/gwaa035\" title=\"Opens external link\"><\/a><a href=\"https:\/\/doi.org\/10.1093\/jcag\/gwaa035\" title=\"Opens external link\">https:\/\/doi.org\/10.1093\/jcag\/gwaa035<\/a><\/p>\",\n  \"Abstract\": \"<p><span class=\"bold\">Background and Aims <\/span>&mdash; We aimed to evaluate trends in Ontario, Canada, 2002 to 2016, in uptake of colorectal evaluative procedures, colorectal cancer (CRC) incidence and incidence-based mortality in the colorectal screening-age population.<\/p>n<p><strong>Methods <\/strong>&mdash; We defined the screening age-eligible population as persons 51 to 74 years of age with &ge;1 year eligibility for the Ontario Health Insurance Plan, excluding those with a diagnosis of CRC in the Ontario Cancer Registry (OCR) prior to age 50 or January 1, 2002. We computed annual up-to-date status with colorectal evaluative procedures from billing claims, and CRC incidence from the OCR. In order to compute incidence-based CRC mortality, we included persons with a first diagnosis of CRC between the ages of 51 and 74, diagnosed between January 1, 1992 and December 31, 2001, still alive and &lt;75 years of age on January 1, 2002, based on cause of death from the OCR. Overall, age-stratified and sex-stratified trends were evaluated by Cochran&ndash;Armitage trend tests.<\/p>n<p><strong>Results <\/strong>&mdash; Persons up to date with colorectal evaluative procedures increased from 628,214\/2,782,061 (22.6%) in 2002 to 2,584,570\/4,179,789 (62.2%) in 2016. CRC incidence fell from 129.3\/100,000 in 2002 to 94.54\/100,000 in 2016, and incidence-based CRC mortality fell from 40.8\/100,000 to 24.1\/100,000. Decreasing trends in overall and stratified incidence and mortality were all significant, except among persons 51 to 54 years old.<\/p>n<p><strong>Conclusions <\/strong>&mdash; There was continued increase in persons up-to-date with colorectal evaluative procedures, and significant decrease in CRC incidence and incidence-based CRC mortality from 2002 through 2016.<\/p>n<p><a href=\"https:\/\/academic.oup.com\/jcag\/article\/4\/3\/146\/5923845\" title=\"Opens external link\">View full text<\/a><\/p>\",\n  \"Research Programs\": \"{85DE96A6-4C96-40C7-8E6D-7597A0EB5F80}\",\n  \"ICES Locations\": \"{4FCAABBA-14A5-42E6-8F33-BC6C2F1D9908}\",\n  \"ICES Scientists\": \"{56BF24FA-D81E-4114-BF1F-4715A424E26C}|{F137150D-7BD5-4368-8FCC-FAF6D82891C4}|{FB8F59D3-754C-4C51-87D6-3393A5D84432}|{73B9FD95-5453-4FBA-B02E-CD2911B86ACD}|{D58A8993-4C34-4C55-8F94-717F6C1FDD31}\",\n  \"Posted Date\": \"20201015T000000\",\n  \"Show on Publications Landing Page\": \"1\"\n}","previous_url":"https:\/\/www.ices.on.ca\/Publications\/Journal-Articles\/2020\/October\/Decreased-colorectal-cancer-incidence-and-incidence-based-mortality-in-the-screening-age"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>ICES | Decreased colorectal cancer incidence and incidence-based mortality in the screening-age population of Ontario<\/title>\n<meta name=\"description\" content=\"Background and Aims &#x2014; 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