Peripheral Arterial DiseasePeripheral Vascular DiseasesIntermittent ClaudicationAnkle Brachial IndexAnkleLower ExtremityLegArterial Occlusive DiseasesBrachial ArteryIschemiaWalkingTibial ArteriesRisk FactorsAmputationThromboangiitis ObliteransFemoral ArteryToesProspective StudiesDiabetic AngiopathiesExercise TestBlood PressurePrevalenceVascular Surgical ProceduresSeverity of Illness IndexFollow-Up StudiesPopliteal ArteryRisk AssessmentCardiovascular DiseasesTime FactorsVascular DiseasesArteriosclerosis ObliteransAtherosclerosisTreatment OutcomePlatelet Aggregation InhibitorsArteriesBiological MarkersCross-Sectional StudiesPhotoplethysmographyPredictive Value of TestsNebraskaExercise ToleranceLimb SalvageArteriosclerosisCase-Control StudiesRegional Blood FlowAspirinPeripheral NervesBlood Pressure DeterminationFoot UlcerHydroxymethylglutaryl-CoA Reductase InhibitorsAngioplasty, BalloonUltrasonography, Doppler, DuplexAngiographySloveniaOdds RatioCardiovascular AgentsUltrasonography, DopplerC-Reactive ProteinSmokingDiabetic FootBlood Gas Monitoring, TranscutaneousExercise TherapyMagnetic Resonance AngiographyHindlimbConstriction, PathologicMobility LimitationMuscle, SkeletalVascular PatencyKaplan-Meier EstimateDiabetes Mellitus, Type 2ComorbidityAsymptomatic DiseasesLogistic ModelsFibrin Fibrinogen Degradation ProductsPrognosisFibrinogenalpha-2-HS-GlycoproteinLeg UlcerAtherectomyIntracranial Arterial DiseasesCohort StudiesAuscultationStrokeIliac ArteryProportional Hazards ModelsFootRetrospective StudiesDiagnostic Techniques, CardiovascularPerfusion ImagingChi-Square DistributionPulseHypertensionReproducibility of ResultsCoronary Artery DiseaseEndovascular ProceduresAge FactorsGangreneNeovascularization, PhysiologicMultivariate AnalysisDiabetes Complications