Evidence map›Paper›PMID 35768671›Full record

ReviewEsophagus : official journal of the Japan Esophageal Society2022

Clinical use of mean nocturnal baseline impedance and post-reflux swallow-induced peristaltic wave index for the diagnosis of gastro-esophageal reflux disease.

Pierfrancesco Visaggi, Lucia Mariani, Federica Baiano Svizzero, Luca Tarducci, Andrea Sostilio, Marzio Frazzoni, Salvatore Tolone, Roberto Penagini, Leonardo Frazzoni, Linda Ceccarelli and 5 more

Abstract readReview
In one paragraph

Review in Esophagus : official journal of the Japan Esophageal Society, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

18 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Guideline
  2. Guideline
  3. Review
  4. pHoenix score discriminative ability in suspected gastroesophageal reflux disease: a high-volume single-center external validation.Diseases of the esophagus : official journal of the International Society for Diseases of the Esophagus · 2026
    Article
  5. Review
  6. Article
  7. Article
  8. Review
  9. Observational
  10. Review
  11. Article
  12. Article
  13. Article
  14. Review
  15. Do all patients need pH impedance testing to document gastroesophageal reflux in Indian setting?Indian journal of gastroenterology : official journal of the Indian Society of Gastroenterology · 2024
    Article
  16. Review
  17. Article
  18. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

15 authors.

Pierfrancesco VisaggiDivision of Gastroenterology, Department of Translational Research and New Technologies in Medicine and Surgery, School of Medicine, University of Pisa, Pisa, Italy.
Lucia MarianiDivision of Gastroenterology, Department of Translational Research and New Technologies in Medicine and Surgery, School of Medicine, University of Pisa, Pisa, Italy.
Federica Baiano SvizzeroDivision of Gastroenterology, Department of Translational Research and New Technologies in Medicine and Surgery, School of Medicine, University of Pisa, Pisa, Italy.
Luca TarducciDivision of Gastroenterology, Department of Translational Research and New Technologies in Medicine and Surgery, School of Medicine, University of Pisa, Pisa, Italy.
Andrea SostilioDivision of Gastroenterology, Department of Translational Research and New Technologies in Medicine and Surgery, School of Medicine, University of Pisa, Pisa, Italy.
Marzio FrazzoniDigestive Pathophysiology Unit, Baggiovara Hospital, Modena, Italy.
Salvatore ToloneGeneral and Bariatric Surgery Unit, Department of Surgery, University of Caserta Luigi Vanvitelli, Caserta, Italy.
Roberto PenaginiDepartment of Pathophysiology and Transplantation, University of Milan, Milan, Italy.
Leonardo FrazzoniGastroenterology Unit, Department of Medical and Surgical Sciences, Sant'Orsola Hospital, University of Bologna, Bologna, Italy.
Linda CeccarelliDivision of Gastroenterology, Department of Translational Research and New Technologies in Medicine and Surgery, School of Medicine, University of Pisa, Pisa, Italy.
Vincenzo SavarinoGastroenterology Unit, Department of Internal Medicine "DiMI", University of Genoa, Genoa, Italy.
Massimo BelliniDivision of Gastroenterology, Department of Translational Research and New Technologies in Medicine and Surgery, School of Medicine, University of Pisa, Pisa, Italy.
Prakash C GyawaliDivision of Gastroenterology, Washington University School of Medicine, St. Louis, USA.
Edoardo V SavarinoDivision of Gastroenterology, Department of Surgical, Oncological and Gastroenterological Sciences, University of Padua, Padua, Italy.
Nicola de BortoliDivision of Gastroenterology, Department of Translational Research and New Technologies in Medicine and Surgery, School of Medicine, University of Pisa, Pisa, Italy. nicola.debortoli@unipi.it.ORCID 0000-0003-1995-1060

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The clinical diagnosis of gastro-esophageal reflux disease (GERD) is based on the presence of typical esophageal troublesome symptoms. In clinical practice, heartburn relief following a proton pump inhibitor (PPI) trial or endoscopy can confirm a diagnosis of GERD. In cases of diagnostic uncertainty or before anti-reflux interventions, combined impedance-pH monitoring (MII-pH) provides a comprehensive assessment of both physical and chemical properties of the refluxate, allowing to achieve a conclusive diagnosis of GERD. Recently, the Lyon Consensus proposed the use of mean nocturnal baseline impedance (MNBI) and post-reflux swallow-induced peristaltic wave index (PSPW-I) as novel MII-pH metrics to support the diagnosis of GERD. The calculation of MNBI and PSPW-I currently needs to be performed manually, but artificial intelligence systems for the automated analysis of MII-pH tracings are being developed. Several studies demonstrated the increased diagnostic yield MNBI and PSPW-I for the categorization of patients with GERD at both on- and off-PPI MII-pH monitoring. Accordingly, we performed a narrative review on the clinical use and diagnostic yield of MNBI and PSPW-I when the diagnosis of GERD is uncertain. Based on currently available evidence, we strongly support the evaluation of PSPW-I and MNBI as part of the standard assessment of MII-pH tracings for the evaluation of GERD, especially in patients with endoscopy-negative heartburn.

Indexed as

Gastroesophageal RefluxHeartburnArtificial IntelligenceElectric ImpedanceEndoscopy, GastrointestinalEsophageal pH MonitoringHumansHydrogen-Ion ConcentrationProton Pump InhibitorsProton Pump InhibitorsDiagnosisGERDMNBIPSPW indexReflux disease

Identifiers

PMID35768671
PMCPMC9436885

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.