External validation and extension of a diagnostic model for obstructive coronary artery disease: a cross-sectional predictive evaluation in 4888 patients of the Austrian Coronary Artery disease Risk Determination In Innsbruck by diaGnostic ANgiography (CARDIIGAN) cohort.

BMJ Open · 2017 · PMC5558815 · PMID 28389492

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showed a trendno p-value reported

When differentiating obstructive CAD by its severity, the same univariate predictors showed a trend across the categories of no CAD, non-obstructive CAD, and one-vessel, two-vessel and three-vessel disease ( table 2 ).

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