Intake of sodium and potassium, sodium-potassium intake ratio, and their relation to the risk of diabetes mellitus

Abstract We aimed to examine the effects of sodium and potassium intake on the risk of diabetes mellitus (DM). In a cohort of 99,552 working-age Korean adults (60,591 men; mean age 39.7 ± 6.9 and 38,961 women; mean age 38.4 ± 6.5), we longitudinally evaluated the risk of DM in relation to quartile l...

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Main Authors: Sung Keun Park, Chang-Mo Oh, Jae-Hong Ryoo, Ju Young Jung
Format: Article
Language:English
Published: Nature Portfolio 2025-02-01
Series:Scientific Reports
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Online Access:https://doi.org/10.1038/s41598-025-88787-7
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author Sung Keun Park
Chang-Mo Oh
Jae-Hong Ryoo
Ju Young Jung
author_facet Sung Keun Park
Chang-Mo Oh
Jae-Hong Ryoo
Ju Young Jung
author_sort Sung Keun Park
collection DOAJ
description Abstract We aimed to examine the effects of sodium and potassium intake on the risk of diabetes mellitus (DM). In a cohort of 99,552 working-age Korean adults (60,591 men; mean age 39.7 ± 6.9 and 38,961 women; mean age 38.4 ± 6.5), we longitudinally evaluated the risk of DM in relation to quartile levels of sodium intake, potassium intake, and the sodium-potassium ratio. A Cox proportional hazards model was used to assess the risk of DM by calculating adjusted hazard ratios (HRs) and 95% confidence intervals (CIs) for incident DM (adjusted HR [95% CI]). In men, sodium intake was not associated with the risk of DM (first quartile: reference, second quartile: 0.96 [0.87–1.07], third quartile: 0.94 [0.84–1.05], and fourth quartile: 1.02 [0.89–1.18]). Women did not show a significant association between sodium intake and the risk of DM (first quartile: reference, second quartile: 0.87 [0.69–1.09], third quartile: 1.02 [0.81–1.29], and fourth quartile: 1.01 [0.76–1.33]). Additionally, potassium intake and the sodium-potassium ratio were not significantly associated with the risk of DM in either men or women. In conclusion, no significant association was observed between sodium or potassium intake and the risk of DM among working-age Korean adults.
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spelling doaj-art-639c03f331c442148341b188f83ac37b2025-02-09T12:35:46ZengNature PortfolioScientific Reports2045-23222025-02-011511810.1038/s41598-025-88787-7Intake of sodium and potassium, sodium-potassium intake ratio, and their relation to the risk of diabetes mellitusSung Keun Park0Chang-Mo Oh1Jae-Hong Ryoo2Ju Young Jung3Center for Cohort Studies, Total Healthcare Center, Kangbuk Samsung Hospital, Sungkyunkwan University School of MedicineDepartments of Preventive Medicine, School of Medicine, Kyung Hee UniversityDepartments of Occupational and Environmental Medicine, School of Medicine, Kyung Hee UniversityTotal healthcare center, Kangbuk Samsung Hospital, Sungkyunkwan University School of medicineAbstract We aimed to examine the effects of sodium and potassium intake on the risk of diabetes mellitus (DM). In a cohort of 99,552 working-age Korean adults (60,591 men; mean age 39.7 ± 6.9 and 38,961 women; mean age 38.4 ± 6.5), we longitudinally evaluated the risk of DM in relation to quartile levels of sodium intake, potassium intake, and the sodium-potassium ratio. A Cox proportional hazards model was used to assess the risk of DM by calculating adjusted hazard ratios (HRs) and 95% confidence intervals (CIs) for incident DM (adjusted HR [95% CI]). In men, sodium intake was not associated with the risk of DM (first quartile: reference, second quartile: 0.96 [0.87–1.07], third quartile: 0.94 [0.84–1.05], and fourth quartile: 1.02 [0.89–1.18]). Women did not show a significant association between sodium intake and the risk of DM (first quartile: reference, second quartile: 0.87 [0.69–1.09], third quartile: 1.02 [0.81–1.29], and fourth quartile: 1.01 [0.76–1.33]). Additionally, potassium intake and the sodium-potassium ratio were not significantly associated with the risk of DM in either men or women. In conclusion, no significant association was observed between sodium or potassium intake and the risk of DM among working-age Korean adults.https://doi.org/10.1038/s41598-025-88787-7SodiumPotassiumSodium-potassium ratioNutritionDiabetes mellitus
spellingShingle Sung Keun Park
Chang-Mo Oh
Jae-Hong Ryoo
Ju Young Jung
Intake of sodium and potassium, sodium-potassium intake ratio, and their relation to the risk of diabetes mellitus
Scientific Reports
Sodium
Potassium
Sodium-potassium ratio
Nutrition
Diabetes mellitus
title Intake of sodium and potassium, sodium-potassium intake ratio, and their relation to the risk of diabetes mellitus
title_full Intake of sodium and potassium, sodium-potassium intake ratio, and their relation to the risk of diabetes mellitus
title_fullStr Intake of sodium and potassium, sodium-potassium intake ratio, and their relation to the risk of diabetes mellitus
title_full_unstemmed Intake of sodium and potassium, sodium-potassium intake ratio, and their relation to the risk of diabetes mellitus
title_short Intake of sodium and potassium, sodium-potassium intake ratio, and their relation to the risk of diabetes mellitus
title_sort intake of sodium and potassium sodium potassium intake ratio and their relation to the risk of diabetes mellitus
topic Sodium
Potassium
Sodium-potassium ratio
Nutrition
Diabetes mellitus
url https://doi.org/10.1038/s41598-025-88787-7
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