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Consistent control of mineral and bone disorder in incident hemodialysis patients

Mark D Danese1, Vasily Belozeroff, Karen Smirnakis

  • 1Outcomes Insights, Inc., Newbury Park, California, USA. mark@outins.com

Clinical Journal of the American Society of Nephrology : CJASN
|July 4, 2008
PubMed

Insights

Maintaining target levels for parathyroid hormone, calcium, and phosphorus is crucial for hemodialysis patients. Consistent control of these bone metabolism markers significantly improves survival rates.

Area of Science:

  • Nephrology
  • Mineral and Bone Disorder
  • Clinical Outcomes

Background:

  • National Kidney Foundation guidelines (2003) recommend targets for parathyroid hormone, calcium, and phosphorus in hemodialysis patients.
  • Mineral and bone disorder is a common complication in patients undergoing hemodialysis.

Purpose of the Study:

  • To investigate the association between consistent control of mineral and bone disorder markers and mortality risk in hemodialysis patients.
  • To evaluate the impact of achieving target levels for parathyroid hormone, calcium, and phosphorus on patient survival.

Main Methods:

  • A cohort study of 22,937 incident hemodialysis patients was conducted.
  • Patients were followed for mortality risk assessment using Cox proportional hazards models.
  • Consistent achievement was defined as simultaneous control of multiple markers and time in target during the first year of dialysis.

Main Results:

  • Achieving target for all three markers (parathyroid hormone, calcium, phosphorus) was associated with a lower mortality risk compared to achieving none.
  • Patients with sustained control of parathyroid hormone, calcium, or phosphorus showed significantly reduced mortality risk.
  • Higher risk of death was observed with less consistent control of these key bone metabolism markers.

Conclusions:

  • Consistent control of parathyroid hormone, calcium, and phosphorus levels is a significant predictor of survival in hemodialysis patients.
  • Adherence to established guidelines for mineral and bone disorder management can improve long-term outcomes.
Abstract

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