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A predictive model of progressive chronic kidney disease in idiopathic nephrotic syndrome

Ana Carmen Quaresma Mendonça1, Eduardo Araújo Oliveira1, Brunna Pinto Fróes1

  • 1Pediatric Nephrology Unit, Federal University of Minas Gerais, Belo Horizonte, Brazil.

Pediatric Nephrology (Berlin, Germany)
|June 19, 2015
PubMed

Insights

A new predictive model identifies children with idiopathic nephrotic syndrome (INS) at high risk for chronic kidney disease (CKD). This tool aids early detection and intervention for better renal outcomes in pediatric patients.

Area of Science:

  • Pediatric Nephrology
  • Chronic Kidney Disease Epidemiology
  • Predictive Modeling in Medicine

Background:

  • Limited data exists on chronic kidney disease (CKD) risk factors in children with idiopathic nephrotic syndrome (INS).
  • Early identification of high-risk patients is crucial for timely intervention.

Purpose of the Study:

  • To develop and validate a predictive model for CKD progression in pediatric patients with INS.
  • To identify key risk factors associated with CKD development in this population.

Main Methods:

  • Retrospective cohort study of 294 patients with INS (1970-2012).
  • Cox proportional hazards model used to develop a predictive score based on initial age, hematuria, and steroid resistance.
  • Prognostic score categorized patients into low, medium, and high-risk groups.

Main Results:

  • The predictive model demonstrated high accuracy (c-statistic 0.92-0.95) at 2, 5, and 10 years.
  • High-risk patients had a 40% probability of progressing to CKD stage 3+ within 10 years (P < 0.001).
  • Low-risk and medium-risk groups showed excellent 10-year renal survival (100% and 95%, respectively).

Conclusions:

  • The developed predictive model effectively identifies children with INS at high risk for renal dysfunction.
  • This tool can facilitate early detection of at-risk individuals, enabling targeted management strategies.
Abstract

Keywords:
Chronic kidney diseaseEnd-stage renal diseaseFocal segmental glomerulosclerosisMinimal change nephrotic syndromeNephrotic syndromePredictive model

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