METHODS : In type 2 diabetic patients , cases who developed CAD were compared retrospectively with controls that did not .
O O O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature B-OrganismTaxon O O O O B-DiseaseOrPhenotypicFeature O O O O O O O O O