Evidence map›Paper›PMID 28850062›Full record

Trial reportNutrients2017

Urinary Sodium-to-Potassium Ratio Tracks the Changes in Salt Intake during an Experimental Feeding Study Using Standardized Low-Salt and High-Salt Meals among Healthy Japanese Volunteers.

Midori Sasaki Yatabe, Toshiyuki Iwahori, Ami Watanabe, Kozue Takano, Hironobu Sanada, Tsuyoshi Watanabe, Atsuhiro Ichihara, Robin A Felder, Katsuyuki Miura, Hirotsugu Ueshima and 2 more

Open access · goldAbstract readClinical Trial
In one paragraph

Trial report in Nutrients, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
1.6field-weighted citation impact, top 17% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

14 citing papers in PubMed, 26 citations in OpenAlex.

  1. Article
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  10. Review
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  12. Multiple measurements of the urinary sodium-to-potassium ratio strongly related home hypertension: TMM Cohort Study.Hypertension research : official journal of the Japanese Society of Hypertension · 2020
    Article
  13. Article
  14. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

12 authors at 5 institutions in 2 countries.

Midori Sasaki YatabeDepartment of Pharmacology, Fukushima Medical University School of Medicine, Fukushima 960-1295, Japan. midorisy@endm.twmu.ac.jp.
Toshiyuki IwahoriResearch and Development Department, Omron Healthcare Co., Ltd., Muko 617-0002, Japan. iwahori@belle.shiga-med.ac.jp.
Ami WatanabeDepartment of Pharmacology, Fukushima Medical University School of Medicine, Fukushima 960-1295, Japan. amichacha3@gmail.com.
Kozue TakanoDepartment of Pharmacology, Fukushima Medical University School of Medicine, Fukushima 960-1295, Japan. takak1209@gmail.com.
Hironobu SanadaDepartment of Nephrology, Hypertension, Diabetology, Endocrinology and Metabolism, Fukushima Medical University School of Medicine, Fukushima 960-1295, Japan. sndmak2006@yahoo.co.jp.
Tsuyoshi WatanabeDepartment of Nephrology, Hypertension, Diabetology, Endocrinology and Metabolism, Fukushima Medical University School of Medicine, Fukushima 960-1295, Japan. twat0423@fmu.ac.jp.
Atsuhiro IchiharaDepartment of Medicine II, Endocrinology and Hypertension, Tokyo Women's Medical University, Tokyo 162-8666, Japan. atzichi@endm.twmu.ac.jp.
Robin A FelderDepartment of Pathology, University of Virginia Health System, Charlottesville, VA 22908, USA. raf7k@virginia.edu.
Katsuyuki MiuraDepartment of Public Health, Shiga University of Medical Science, Shiga 520-2192, Japan. miura@belle.shiga-med.ac.jp.
Hirotsugu UeshimaDepartment of Public Health, Shiga University of Medical Science, Shiga 520-2192, Japan. hueshima@belle.shiga-med.ac.jp.
Junko KimuraDepartment of Pharmacology, Fukushima Medical University School of Medicine, Fukushima 960-1295, Japan.
Junichi YatabeDepartment of Pharmacology, Fukushima Medical University School of Medicine, Fukushima 960-1295, Japan. jyatabe@endm.twmu.ac.jp.
Fukushima Medical University · JPShiga University of Medical Science · JPOmron (Japan) · JPTokyo Women's Medical University · JPUniversity of Virginia Health System · US

Funding

Spatiotemporal transregulation of D1-like angiotensin receptors in genetically...P01HL074940 · NHLBI · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI JOSE, PEDRO A. · 2004 to 2020
$31.8M
RENAL DOPAMINE-1 RECEPTOR DEFECT IN HYPERTENSIONR01DK039308 · NIDDK · UNIVERSITY OF MARYLAND BALTIMORE · PI JOSE, PEDRO A. · 1987 to 2020
$7.4M
NHLBI NIH HHS P01 HL074940NIDDK NIH HHS R01 DK039308
6 · The paper itself

Abstract

The Na/K ratio is considered to be a useful index, the monitoring of which allows an effective Na reduction and K increase, because practical methods (self-monitoring devices and reliable individual estimates from spot urine) are available for assessing these levels in individuals. An intervention trial for lowering the Na/K ratio has demonstrated that a reduction of the Na/K ratio mainly involved Na reduction, with only a small change in K. The present study aimed to clarify the relationship between dietary Na intake and the urinary Na/K molar ratio, using standardized low- and high-salt diets, with an equal dietary K intake, to determine the corresponding Na/K ratio. Fourteen healthy young adult volunteers ingested low-salt (3 g salt per day) and high-salt (20 g salt per day) meals for seven days each. Using a portable urinary Na/K meter, participants measured their spot urine at each voiding, and 24-h urine was collected on the last day of each diet period. On the last day of the unrestricted, low-salt, and high-salt diet periods, the group averages of the 24-h urine Na/K ratio were 4.2, 1.0, and 6.9, while the group averages of the daily mean spot urine Na/K ratio were 4.2, 1.1, and 6.6, respectively. The urinary Na/K ratio tracked changes in dietary salt intake, and reached a plateau approximately three days after each change in diet. Frequent monitoring of the spot urine Na/K ratio may help individuals adhere to an appropriate dietary Na intake.

Indexed as

MealsAdultAsian PeopleFemaleHumansMalePotassiumPotassium, DietaryReproducibility of ResultsSodiumSodium ChlorideSodium Chloride, DietaryUrinalysisYoung AdultPotassiumPotassium, DietarySodiumSodium ChlorideSodium Chloride, Dietarydietary sodium intakeexperimental feeding studysalt restrictionstandardized dieturinary sodium-to-potassium ratio

Identifiers

PMID28850062
PMCPMC5622711
OpenAlexW2752789666

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.