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Figure 1 Overall accuracy of the 4 techniques in the identification of mitral valve pathology. *p < 0.001 versus 2D TTE; p < 0.001 versus 3D TTE; p < 0.001 versus 2D TEE. 2D = two-dimensional; 3D = three-dimensional; TEE = transesophageal echocardiography; TTE = transthoracic echocardiography.