Fig. 2From: Development and validation of a new algorithm model for differential diagnosis between Crohn's disease and intestinal tuberculosis: a combination of laboratory, imaging and endoscopic characteristicsa The classification and regression tree (CART) analysis in the training cohort; b the CART analysis in the validation cohort (the purple background stands for diagnosis of CD, green background stands for diagnosis of ITB, and the words in red color stands for the misdiagnosed patients using this model). ITB, intestinal tuberculosis; CD, Crohn’s disease; IGRAs, interferon-gamma release assaysBack to article page