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. 2017 Mar 22;4(1):e000526. doi: 10.1136/openhrt-2016-000526

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Rates of occurrence of the primary endpoint by evaluation strategy. The primary endpoint occurred in 85.9% and 7.7% of patients in the usual care and FFR_CTcohorts, respectively (risk difference 78.2%, 95% CI 67.1-89.4, p<0.001). 76.9% of patients in the FFR_CTcohort had their ICA cancelled on the basis of their CTA/FFR_CTresult. CAD=coronary artery disease; FFR_CT=fractional flow reserve estimated using computed tomography; ICA=invasive coronary angiography; Obst CAD=obstructive coronary artery disease.