Mallampati Classification vs Best Visible Mallampati for Prediction of Difficult Tracheal Intubation

NCT ID: NCT02788253

Last Updated: 2023-02-08

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Total Enrollment

3244 participants

Study Classification

OBSERVATIONAL

Study Start Date

2017-06-01

Study Completion Date

2019-12-31

Brief Summary

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Mallampati score (classification of the visibility of oropharyngeal structures) should be performed in the sitting position, head in the neutral position, mouth widely open, and tongue protrudes, without phonation. However, phonation, and position modify the visibility of oropharyngeal structures and thus the Mallampati score.

We aimed at evaluating the predictive value of the best observable Mallampati score as compare to the recommended Mallampati score.

Detailed Description

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Mallampati score (classification of the visibility of oropharyngeal structures) should be performed in the sitting position, head in the neutral position, mouth widely open, and tongue protrudes, without phonation. However, phonation, and position modify the visibility of oropharyngeal structures and thus the Mallampati score.

We aimed at evaluating the predictive value of the best observable Mallampati score as compare to the recommended Mallampati score.

This is a single center prospective observational study comparing the original Mallampati classification to the best visible Mallampati classification.

Data and variables concerning airway management during induction of general anesthesia are recorded on a specific record sheet.

Conditions

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Intubation; Difficult

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Eligibility Criteria

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Inclusion Criteria

* Scheduled or unscheduled surgery
* Airway evaluation possible in both sitting and supine position

Exclusion Criteria

* surgery of the neck, face, and upper airway
* lung and thoracic surgery
* pregnancy
* orotracheal intubation not indicated during surgery
* nasotracheal intubation required for surgery
* selective intubation required for surgery
* emergency surgery and procedure
Minimum Eligible Age

16 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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University Hospital, Caen

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Jean-Luc Hanouz, M.D.,Ph.D.

Role: PRINCIPAL_INVESTIGATOR

University Hospital, Caen

Locations

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University Hospital of Caen

Caen, , France

Site Status

Countries

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France

References

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Hanouz JL, Lefrancois V, Boutros M, Fiant AL, Simonet T, Buleon C. Comparison of the modified Mallampati classification score versus the best visible Mallampati score in the prediction of difficult tracheal intubation: a single-centre prospective observational study. Can J Anaesth. 2024 Oct;71(10):1353-1362. doi: 10.1007/s12630-024-02815-0. Epub 2024 Aug 15.

Reference Type DERIVED
PMID: 39147992 (View on PubMed)

Other Identifiers

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A15-D11-VOL.24

Identifier Type: -

Identifier Source: org_study_id

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