Hypoglycemic AgentsSulfonylurea CompoundsChlorpropamideGlipizideDiabetes Mellitus, Type 2Diabetic DietIsoindolesGliclazideMetforminBlood GlucoseDiabetes MellitusHemoglobin A, GlycosylatedGlyburideCyclohexanesPhenforminDipeptidyl-Peptidase IV InhibitorsInsulinHypoglycemiaCarbamatesAdministration, OralTolbutamideThiazolidinedionesDiabetes ComplicationsInsulin, Long-ActingC-PeptideDiabetes Mellitus, Type 1PhytotherapyDiabetic AngiopathiesInsulin ResistanceRetrospective StudiesDrug Therapy, CombinationGlucoseTreatment OutcomeBody WeightBody Mass IndexRisk FactorsCross-Sectional Studies