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Tests a low protein diet to help protect kidneys in chronic kidney disease

Tests a low protein diet to slow kidney decline in adults with chronic kidney disease.

Key facts

Who runs it
Centre Hospitalier le Mans
Where
La Flèche and Le Mans, FranceSee the 2 sites
Trial code
Registry title
Protecting Kidneys Through a Low Protein Diet: A Stepwise Multiple-Choice System Approach
Status
Recruiting
People taking part
100 people, planned
Started
1 Apr 2019
Expected to end
1 Apr 2028
Type of study
Interventional, 2 groupsOne group gets no study treatment, for comparison.
Treatments tested
  • low protein diet
Record updated
1 July 2026

Who can take part

AI summary

From the trial's eligibility criteria. Machine-read from the registry text on this page, so it can be wrong. The registry text below and the trial team decide who can take part.

The trial is looking for adults with advanced chronic kidney disease who are followed at the unit. It tests low protein diets.

Age
18 years and older
Sex
All sexes
Disease stage
Kidney disease stage 4-5, or stage 3 with fast progression

Main reasons for not taking part

  • Malnutrition
  • Short life expectancy
  • Pregnancy
  • Cannot complete the free-consent form
  • No healthcare coverage

The registry criteria, word for word

Show all 7 criteriaShow less

Who can take part

  • All adult patients followed on the unit for advanced CKD, with Kidney disease stage 4-5 or stage 3 with fast progression and without contraindications

Who cannot take part

  • Patients aged less than 18 years old
  • Malnutrition or short life-expectancy
  • Pregnant women,
  • Incapacity to complete the free-consent form,
  • Pateints refusing participation in the study,
  • Patients without healthcare coverage

Where in France

  • Pôle Santé Sarthe et LoirLa Flèche, FranceContact: Giorgina PICCOLI, PhDTaking people
  • Centre Hospitalier Le MansLe Mans, FranceContact: Christelle Jadeau, PDTaking people

About the trial

What the trial wants to find out

Nephrology care continues to progress and recommendations are now focused on delaying as much as possible the need for renal replacement therapy ("intent-to-defer"strategy). Protein restriction is a valuable tool for stabilizing chronic kidney disease (CKD) and retarding the need for renal replacement therapy, but the best diet to be prescribed is still matter of discussion. This study is aimed at identifying implementation strategies for nutritional management of advanced CKD.

The 2 groups in the trial

  • Diet groupTreatment being tested

    Diet follow-up to personalize a low-protein diet for each patient. All patients following a low protein diet one month or more compose the "diet group".

    Treatment: low protein diet

  • Control groupNo study treatment, for comparison

    Patients who accepted to take part of the study but refused the low protein diet and patients who discontinued the diet on the first month compose the control group.

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?

Contact the study team: see the registry record → Contacts and Locations

Print a page for my doctor

Data and sources

Registry record
Listed on ClinicalTrials.gov.
Official title
Protecting Kidneys Through a Low Protein Diet: A Stepwise Multiple-Choice System Approach
Plain-language title
Tests a low protein diet to help protect kidneys in chronic kidney diseaseGenerated from the registry record. The registry title is the official one.
AI summary
From the trial's eligibility criteria. Read by machine on 12 November 2026.
Record updated
1 July 2026