 The time frame for which the outcome measures is assessed: Informed consent on Hospital day 1, Demographic examinations and blood and urine tests on Hospital day 1 and day 2, OGTT on Hospital day 2 or day 3, Coronary angiogram and scoring coronary stenoses on Hospital day 3 or a later day within 14 days after admission patients who could not undergo angiogram within 14 days after admission by incidental causes will be excluded, Acquisition of data necessary for analyses on Day 9-17 Data set of each patients, including remnant-like protein particle, ApoA1, ApoB, and ApoE, will be mostly completed within approximately 9-17 days after admission. Samples for determination of GLP-1 will be stored at -80 C until assay. 