AnkleAnkle Brachial IndexPeripheral Vascular DiseasesIntermittent ClaudicationRefractometryBrachial ArteryUltrasonography, DopplerAnkle JointAnkle InjuriesPeripheral Arterial DiseaseBlood PressureLegBlood Pressure DeterminationArterial Occlusive DiseasesTibial ArteriesProspective StudiesPressureIschemiaLateral Ligament, AnkleLower ExtremityUltrasonography, Doppler, ColorWalkingSprains and StrainsPredictive Value of TestsPhotoplethysmographyRisk FactorsFemoral ArteryUltrasonography, Doppler, DuplexPopliteal ArteryFollow-Up StudiesRegional Blood FlowCross-Sectional StudiesDoppler EffectTime FactorsTreatment OutcomeBlood Flow VelocityUltrasonography, Doppler, PulsedCardiovascular DiseasesSeverity of Illness IndexVaricose UlcerVascular PatencyExercise TestTalusThromboangiitis ObliteransDiabetic AngiopathiesPrevalenceBody Mass IndexArteriosclerosis ObliteransEchocardiography, Doppler, PulsedUltrasonography, Doppler, TranscranialAtherosclerosisFootAngioplasty, BalloonEchocardiography, Doppler, ColorCohort StudiesHydrostatic PressureJoint InstabilityLeg UlcerReproducibility of ResultsC-Reactive ProteinChi-Square DistributionArthrodesisBiomechanical PhenomenaPulse