{"id":1185,"date":"2012-07-28T22:51:54","date_gmt":"2012-07-28T21:51:54","guid":{"rendered":"https:\/\/blogs.bmj.com\/heart-journalscan\/?p=1185"},"modified":"2015-11-12T16:04:26","modified_gmt":"2015-11-12T15:04:26","slug":"cimt-progression-poor-predictor-of-cardiovascular-outcomes","status":"publish","type":"post","link":"https:\/\/blogs.bmj.com\/heart\/2012\/07\/28\/cimt-progression-poor-predictor-of-cardiovascular-outcomes\/","title":{"rendered":"cIMT progression poor predictor of cardiovascular outcomes"},"content":{"rendered":"<p style=\"text-align: justify\">Carotid intima-media thickness (cIMT) is an ultrasound marker of early atherosclerosis.\u00a0 Increasing cIMT thickness has been shown to correlate with an increased risk of subsequent cardiovascular events in general populations, independent of other major risk factors.\u00a0 However, whether a change in cIMT thickness over time affects the risk of cardiovascular events has not been systematically investigated.\u00a0 The first stage of the PROG-IMT project (individual progression of carotid intima media thickness as a surrogate of vascular risk) analysed the association of cIMT progression with the risk of cardiovascular events on a large dataset derived from general populations.<!--more--><\/p>\n<p style=\"text-align: justify\">For this meta-analysis, the authors initially identified general population studies that assessed cIMT at least twice and followed up participants for myocardial infarction (MI), stroke, or death; patients with a previous history of MI or stroke were excluded. \u00a036,984 participants from 16 eligible studies were included.\u00a0 Over a mean follow-up of 7.0 years, 1519 MIs, 1339 strokes, and 2028 combined endpoints (MI, stroke, or vascular death) occurred.\u00a0 When adjusted for vascular risk factors, mean common carotid IMT progression was associated with a hazard ratio (HR) of 0.98 (0.95-1.01) for the combined endpoint.\u00a0 However, the mean cIMT was found to associate with cardiovascular risk (HR 1.16).<\/p>\n<p style=\"text-align: justify\">Conclusions:<\/p>\n<p style=\"text-align: justify\">This study found no association between cIMT progression and cardiovascular risk, therefore questioning the use of this technique for cardiovascular screening or as a biomarker in clinical trials.<\/p>\n<ul>\n<li>Lorenz MW, Polak JF, Kavousi M et al.\u00a0 Carotid intima-media thickness progression to predict cardiovascular events in the general population (the PROG-IMT collaborative project): a meta-analysis of individual participant data.\u00a0 Lancet 2012;379:2053-62<\/li>\n<\/ul>\n<p><!--TrendMD v2.4.8--><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Carotid intima-media thickness (cIMT) is an ultrasound marker of early atherosclerosis.\u00a0 Increasing cIMT thickness has been shown to correlate with an increased risk of subsequent cardiovascular events in general populations, independent of other major risk factors.\u00a0 However, whether a change in cIMT thickness over time affects the risk of cardiovascular events has not been systematically [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/blogs.bmj.com\/heart\/2012\/07\/28\/cimt-progression-poor-predictor-of-cardiovascular-outcomes\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":47,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[282,279],"tags":[532,2849,2468,2848],"class_list":["post-1185","post","type-post","status-publish","format-standard","hentry","category-cardiovascular-imaging","category-general-cardiology","tag-atherosclerosis","tag-biomarker","tag-carotid","tag-cimt"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - 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