Doença do refluxo gastroesofágico em crianças: Quão confiável é o padrão-ouro?

Translated title of the contribution: Gastroesophageal reflux disease in children: How reliable is the gold standard?

E. Van Os, J. De Schryver, R. H.J. Houwen, W. E.Tjon A. Ten

Research output: Contribution to journalArticleAcademicpeer-review

3 Citations (Scopus)

Abstract

Objective: To investigate the causes and degree of interobserver variability in esophageal pH monitoring for the diagnosis of gastroesophageal reflux. Methods: This retrospective study included all children (n=72) who underwent pH monitoring during 1 year at Maxima Medical Centre in Veldhoven, the Netherlands. Results: An interobserver variability of 18% was found. Variability was caused by differences in opinion about the duration of registration, doubts about probe position, artifacts and drift of baseline pH. Conclusions: Most of these problems can be eliminated by posttest calibration and assessment of the pH electrode position. However, a clear definition of monitoring artifacts is lacking. This study shows that mutual agreement in the interpretation of pH studies was fair (kappa coefficient of 0.70).

Translated title of the contributionGastroesophageal reflux disease in children: How reliable is the gold standard?
Original languagePortuguese
Pages (from-to)84-86
Number of pages3
JournalJornal de Pediatria
Volume85
Issue number1
DOIs
Publication statusPublished - 1 Jan 2009

Keywords

  • Children
  • Gastroesophageal reflux
  • Gold standard
  • pH monitoring

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