{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Duong CN"],"funding":["University of Mississippi","Jackson State University","U.S. Department of Health and Human Services","NHLBI NIH HHS","National Heart, Lung, and Blood Institute","NIMHD NIH HHS","NIH","National Institute on Minority Health and Health Disparities"],"pagination":["541-550"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9348986"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["116(2)"],"pubmed_abstract":["<h4>Background</h4>High phosphorus (P) exposure may have negative effects on kidney function. Nutrient databases provide total P, but bioavailability varies by source.<h4>Objectives</h4>We aimed to assess natural, added, and bioavailable P intake, and to relate these to estimated glomerular filtration rate (eGFR) in the Jackson Heart Study (JHS).<h4>Methods</h4>A total of 3962 African-American participants of the JHS, aged 21-84 y, with urine albumin:creatinine ratio < 30 mg/g, and eGFR ≥ 60 mL · min-1 · 1.73 m-2, and without self-reported kidney disease, were included. Diet was assessed by FFQ. We assigned P in foods as naturally occurring or added, and weighted intake by P bioavailability, based on published literature. Relations between P variables and eGFR were assessed using multivari"],"journal":["The American journal of clinical nutrition"],"pubmed_title":["Bioavailability of phosphorus and kidney function in the Jackson Heart Study."],"pmcid":["PMC9348986"],"funding_grant_id":["HHSN268201800015I","HHSN268201800012C","HHSN268201800012I","HHSN268201800011I","HHSN268201800014I","HHSN268201800013I","HHSN268201800010I","HHSN268201800015I/HHSN26800001"],"pubmed_authors":["Bigornia S","Flanagan K","Pourafshar S","Duong CN","Pendergast J","Davenport CA","Akinlawon OJ","Noel SE","Tucker KL","Gung J","Lin PH","Scialla JJ"],"additional_accession":[]},"is_claimable":false,"name":"Bioavailability of phosphorus and kidney function in the Jackson Heart Study.","description":"<h4>Background</h4>High phosphorus (P) exposure may have negative effects on kidney function. Nutrient databases provide total P, but bioavailability varies by source.<h4>Objectives</h4>We aimed to assess natural, added, and bioavailable P intake, and to relate these to estimated glomerular filtration rate (eGFR) in the Jackson Heart Study (JHS).<h4>Methods</h4>A total of 3962 African-American participants of the JHS, aged 21-84 y, with urine albumin:creatinine ratio < 30 mg/g, and eGFR ≥ 60 mL · min-1 · 1.73 m-2, and without self-reported kidney disease, were included. Diet was assessed by FFQ. We assigned P in foods as naturally occurring or added, and weighted intake by P bioavailability, based on published literature. Relations between P variables and eGFR were assessed using multivari","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Aug","modification":"2025-04-18T17:46:03.057Z","creation":"2025-04-07T05:20:53.846Z"},"accession":"S-EPMC9348986","cross_references":{"pubmed":["35511217"],"doi":["10.1093/ajcn/nqac116"]}}