The impact of coversion of dialysate calcium concentration from either 2.5 mEq/L or 3.0 mEq/L to 2.75 mEq/L on mineral and bone disorders in maintenance hemodialysis patients: the K4 Study

The impact of coversion of dialysate calcium concentration from either 2.5 mEq/L or 3.0 mEq/L to 2.75 mEq/L on mineral and bone disorders in maintenance hemodialysis patients: the K4 Study - the K4 Study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000035184

Enrollment

Registered

2019-01-01

Start date

2012-12-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Endstage Kidney Disease

Interventions

2.75 mEq/L calcium dialysate

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: Maintenance hemodialysis patients treated with either 2.5 mEq/L or 3.0 mEq/L calcium dialysate

Exclusion criteria

Exclusion criteria: Female

Design outcomes

Primary

Measure	Time frame
Amount of intradialytic calcium elimination	—

Secondary

Measure	Time frame
Serum levels of calciuim, phosphate, and parathyroid hormone	—

Countries

Japan

Contacts

Public ContactMasatomo Taniguchi

Fukuoka Renal Clinic Division of Nephrology

ana65641@nifty.com092-761-4936

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026