SodiUm Restriction by Behavioral Intervention

NCT ID: NCT04805047

Last Updated: 2022-04-28

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

NA

Total Enrollment

142 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-05-15

Study Completion Date

2023-12-31

Brief Summary

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The aim of this study is to evaluate the effects and efficacy of dietary sodium restriction by mean of a new healthcare approach in patients with immunoglobulin A nephropathy. The test persons in the intervention group are actively supported to adhere to a restricted sodium diet with a structured education program in combination with regular sodium excretion monitoring.

Detailed Description

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Patients in the intervention group receive regular sodium-restriction education by a dietician, which entails introducing food types and cooking skills, quantifying salt intake with a special spoon and recording detailed interactive food diary. Sodium excretion was measured using one 24-hour urine collection regularly to assess dietary compliance and enable feedback. The test persons with sodium excretion higher than 90mmol/24h will receive intensive education. Test persons in the control group receive standard care. After 2 weeks in study, all test persons visit the outpatient clinic for measurements and data collection. Within 3 months of total study duration, data collection and measurements take place at the end of every month.

At each timepoint blood and 24-hourly urine is collected, test persons fill out questionnaires.

Conditions

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IgA Nephropathy

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

SUPPORTIVE_CARE

Blinding Strategy

NONE

Study Groups

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Intervention:education and monitoring

regular education programs supported by a dietician in combination with urine sodium monitoring as a feedback

Group Type EXPERIMENTAL

education and monitoring

Intervention Type BEHAVIORAL

regular education programs supported by a dietician in combination with urine sodium monitoring as a feedback

control

regular care

Group Type NO_INTERVENTION

No interventions assigned to this group

Interventions

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education and monitoring

regular education programs supported by a dietician in combination with urine sodium monitoring as a feedback

Intervention Type BEHAVIORAL

Eligibility Criteria

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Inclusion Criteria

* Female or male patients\>14 years of age and \<70 years of age
* Diagnosed immunoglobulin A nephropathy with biopsy;
* eGFR\>30ml/min per 1.73m2 using Chronic Kidney Disease Epidemiology Collaboration formula
* Proteinuria \>1 g per day
* urinary sodium excretion \>200 mmol per day within one month
* systolic blood pressure higher than 140 mmHg or diastolic blood pressure higher than 90 mmHg, or a well-controlled blood pressure by treatment with antihypertensives including renin-angiotensin-aldosterone system-blockade (ACE-inhibitor or ARB)
* Written informed consent

Exclusion Criteria

* Be treated with diuretics
* Blood pressure \> 180 mmHg systolic or \> 125 mmHg diastolic without medical treatment
* Have undergone renal transplantation
* With acute kidney injury (RIFLE criteria) \< 6 months ago
* Cardiovascular or cerebrovascular event (myocardial infarction, cerebral hemorrhage or infarction) \< 6 months ago
* With progressive malignancy or pregnancy
* With contraindications of RAAS blockers
* unwilling or unable to meet the requirements of the protocol
Minimum Eligible Age

14 Years

Maximum Eligible Age

70 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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First Affiliated Hospital Xi'an Jiaotong University

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Huixian Li

Role: PRINCIPAL_INVESTIGATOR

First Affiliated Hospital Xi'an Jiaotong University

Locations

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First affiliated hospital of Xi'an Jiaotong University

Xi'an, Shaanxi, China

Site Status RECRUITING

Countries

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China

Central Contacts

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Huixian Li

Role: CONTACT

17792905602 ext. 17792905602

Facility Contacts

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Huixian Li, Master

Role: primary

18691636705

References

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Tunnicliffe DJ, Reid S, Craig JC, Samuels JA, Molony DA, Strippoli GF. Non-immunosuppressive treatment for IgA nephropathy. Cochrane Database Syst Rev. 2024 Feb 1;2(2):CD003962. doi: 10.1002/14651858.CD003962.pub3.

Reference Type DERIVED
PMID: 38299639 (View on PubMed)

Other Identifiers

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XJTU1AF2020LSK-073

Identifier Type: -

Identifier Source: org_study_id

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