NCT00724633

Brief Summary

Patients currently receiving hemodialysis will be randomized to receive 1 of 3 dialysate sodium prescriptions. The effects on blood pressure, interdialytic weight gain, thirst, and intradialytic symptoms will be assessed.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
35

participants targeted

Target at below P25 for phase_3

Timeline
Completed

Started Nov 2011

Longer than P75 for phase_3

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

July 25, 2008

Completed
4 days until next milestone

First Posted

Study publicly available on registry

July 29, 2008

Completed
3.3 years until next milestone

Study Start

First participant enrolled

November 1, 2011

Completed
5.6 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 6, 2017

Completed
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

July 31, 2017

Completed
Last Updated

November 6, 2017

Status Verified

November 1, 2017

Enrollment Period

5.6 years

First QC Date

July 25, 2008

Last Update Submit

November 2, 2017

Conditions

Keywords

dialysatesodiumhemodialysisblood pressurethirstintradialytic symptomsinterdialytic weight gainextracellular fluid balancemechanisms

Outcome Measures

Primary Outcomes (1)

  • Ambulatory blood pressure

    Ambulatory blood pressure to be taken over 24 hours at 4 week intervals throughout the study

    3 months

Secondary Outcomes (4)

  • thirst

    3 months

  • QOL Scores (KDQOL, mins to recovery)

    3 months

  • intradialytic hypotension rate, intradialytic symptoms

    3 months

  • mechanistic outcomes: interdialytic weight gain, extracellular fluid water, sodium ionic mass balance

    3 months

Study Arms (3)

1

OTHER

standard dialysate Na 140 mEq/L

Other: Lowering the dialysate sodium

2

ACTIVE COMPARATOR

dialysate sodium equal to patient's predialysis serum Na

Other: Lowering the dialysate sodium

3

ACTIVE COMPARATOR

dialysate sodium lower than patient's predialysis plasma sodium

Other: Lowering the dialysate sodium

Interventions

Please see above

123

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • patients on 3 times weekly hemodialysis of at least 3 months
  • elevated average ambulatory blood pressures
  • current dialysate sodium prescription 140mEq/L
  • average pre-dialysis serum sodium \<140mEq/L

You may not qualify if:

  • frequent intradialytic hypotension
  • estimated life expectancy \<1 year
  • non-adherence to dialysis prescription
  • pregnancy
  • inability or unwillingness to complete study measures

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

London Health Sciences Center

London, Ontario, N6A 4G5, Canada

Location

Related Publications (1)

  • Marshall MR, Wang MY, Vandal AC, Dunlop JL. Low dialysate sodium levels for chronic haemodialysis. Cochrane Database Syst Rev. 2024 Nov 5;11(11):CD011204. doi: 10.1002/14651858.CD011204.pub3.

Study Officials

  • Rita Suri, MD, MSc

    London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

July 25, 2008

First Posted

July 29, 2008

Study Start

November 1, 2011

Primary Completion

June 6, 2017

Study Completion

July 31, 2017

Last Updated

November 6, 2017

Record last verified: 2017-11

Locations