EpidemiologyCommunicable DiseasesGlomerular Filtration RateCreatinineTechnetium Tc 99m PentetateCystatin CRenal Insufficiency, ChronicKidney Function TestsDisease OutbreaksMolecular EpidemiologyInfectious Disease MedicineKidney DiseasesKidney Failure, ChronicPopulation SurveillanceIncidenceRisk FactorsChronic DiseasePrevalenceUnited StatesAlbuminuriaCommunicable Diseases, EmergingCommunicable Disease ControlKidneyCohort StudiesAge FactorsNational Institute of Allergy and Infectious Diseases (U.S.)Cardiovascular DiseasesDisease Transmission, InfectiousBiological Markers