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Hyperphosphatemia and hs-CRP Initiate the Coronary Artery Calcification in Peritoneal Dialysis Patients

Da Shang1, Qionghong Xie1, Bin Shang2

  • 1Division of Nephrology, Huashan Hospital, Fudan University, Shanghai 200040, China.

Biomed Research International
|March 22, 2017
PubMed

Insights

In peritoneal dialysis (PD) patients, high phosphate levels and elevated high-sensitivity C-reactive protein (hs-CRP) are key factors initiating coronary artery calcification (CAC). Identifying these risks may help prevent cardiovascular disease in PD patients.

Area of Science:

  • Nephrology
  • Cardiology
  • Biochemistry

Background:

  • Coronary artery calcification (CAC) is a significant risk factor for cardiovascular events in dialysis patients.
  • Risk factors for CAC initiation in peritoneal dialysis (PD) patients remain unclear.
  • Understanding these factors is crucial for developing preventative strategies.

Purpose of the Study:

  • To identify the risk factors associated with the initiation of coronary artery calcification (CAC) in adult patients undergoing peritoneal dialysis (PD).

Main Methods:

  • An observational cohort study included PD patients with baseline CAC score of 0.
  • Patients were followed for at least 3 years or until CAC initiation.
  • Binary logistic regression analysis was used to determine risk factors for CAC initiation.

Main Results:

  • Hyperphosphatemia and elevated high-sensitivity C-reactive protein (hs-CRP) were identified as independent risk factors for CAC initiation in PD patients.
  • Univariate analysis showed associations with systolic blood pressure, serum phosphorus, fibrinogen, hs-CRP, serum creatinine, triglycerides, HDL, and nPCR.
  • Multivariate analysis confirmed hyperphosphatemia and hs-CRP as independent predictors.

Conclusions:

  • Hyperphosphatemia and hs-CRP are significant independent risk factors for the initiation of coronary artery calcification in PD patients.
  • These findings highlight potential targets for clinical interventions to prevent CAC initiation and subsequent cardiovascular events in this population.

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