Abstract: Compositions and methods are provided for diagnosis and/or prognosis of peripheral artery disease, aortic stenosis, or cardiovascular events in a subject. In some embodiments, the method includes measuring and comparing the level of particular proteins to other proteins. In other embodiments, the method includes comparison with clinical variable information.

Abstract: Compositions and methods are provided for diagnosis and/or prognosis of acute kidney injury risk following medical procedures in a subject. In some embodiments, the method includes measuring and comparing the level of particular proteins to other proteins. In other embodiments, the method includes measuring proteins levels with clinical variable information and comparing this composite with the composite of other protein levels with clinical variable information.