Jejunoileal BypassHyperlipidemiasRisk FactorsMauritiusCardiovascular DiseasesSmokingCoronary DiseaseBlood PressureFinlandBody Mass IndexCholesterolCross-Sectional StudiesHypertensionPrevalenceHypercholesterolemiaObesitySex FactorsCase-Control StudiesVascular Endothelial Growth Factor Avon Willebrand FactorProspective StudiesBiological MarkersBlood Coagulation Factors