%0 Journal Article %T Original research article: Pre-test characteristics of unstable angina patients with obstructive coronary artery disease confirmed by coronary angiography %A Andreas Kristensen %A Henrik Schirmer %A Jan Mannsverk %A Kristina Fladseth %A Thor Trovik %J Archive of "Open Heart". %D 2018 %R 10.1136/openhrt-2018-000888 %X Patients referred for acute coronary angiography (CAG) with unstable angina (UA) have low mortality and low rate of obstructive coronary artery disease (CAD). Better pre-test selection criteria are warranted. We aimed to assess the current guidelines against other clinical variables as predictors of obstructive CAD in patients with UA referred for acute CAG %K acute coronary syndrome %K myocardial ischemia %K chest pain %K percutaneous coronary intervention %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6241968/