Difficult Intubation and Anthropometric Measurement

NCT ID: NCT02814266

Last Updated: 2016-06-27

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

Clinical Phase

NA

Total Enrollment

170 participants

Study Classification

INTERVENTIONAL

Study Start Date

2015-11-30

Study Completion Date

2016-06-30

Brief Summary

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OBJECTIVE: This study aimed to determine the sensitivity and specificity of various anatomic measurements alone or in combination in predicting difficult intubation. The investigators hypothesized that goniomastoid distance, thyrogonial distance and tongue movements are sensitive and specific tests for predicting difficult intubation MATERIALS AND METHODS: The investigators included the data of 170 patients (85 difficult intubation and 85 easy intubation) who underwent an abdominal surgery under general anesthesia. Patients in difficult intubation (n=85) and easy intubation (n=85) groups were matched by age, BMI, and gender. Intubation difficulty scale (IDS) scores were recorded. Upward and downward maximal protrusions of tongue (UMPT and DMPT, respectively) were evaluated in all patients. Anthropometric measurements were measured.

Detailed Description

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To define the tongue protrusion tests, anatomic landmarks and horizontal lines were used. The first horizontal line (lower target line) was passing through the midpoint of the distance between stomion to mentum (mandible height) and the second horizontal line (upper target line) was passing through the midpoint of the distance from subnasal to stomion (upper lip height). The horizontal lines were drawn with an erasable marker pen on the each patient's face. In the sitting position, patients were asked to make maximal tongue protrusion upward (UMPT) and downward (DMPT) in anatomical neutral position. The inability of the tip of the tongue to reach to the target line was scored "1" and ability of the tongue tip to reach or pass the target line was scored "2

Conditions

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Difficult Intubation

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

DIAGNOSTIC

Blinding Strategy

DOUBLE

Participants Investigators

Study Groups

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difficult intubation

Intubation difficulty score \>5

Group Type OTHER

difficult intubation

Intervention Type OTHER

Goniomastoid Distance: The distance between gonion and mastoid while the neck is fully extension and the mouth maximally open. Thyrogonial Distance: The distance between thyroidea and gonion while the neck is fully extension and the mouth maximally open.

easy intubation

Intervention Type OTHER

Goniomastoid Distance: The distance between gonion and mastoid while the neck is fully extension and the mouth maximally open. Thyrogonial Distance: The distance between thyroidea and gonion while the neck is fully extension and the mouth maximally open.

Easy intubation

Intubation difficulty score \>5

Group Type OTHER

difficult intubation

Intervention Type OTHER

Goniomastoid Distance: The distance between gonion and mastoid while the neck is fully extension and the mouth maximally open. Thyrogonial Distance: The distance between thyroidea and gonion while the neck is fully extension and the mouth maximally open.

easy intubation

Intervention Type OTHER

Goniomastoid Distance: The distance between gonion and mastoid while the neck is fully extension and the mouth maximally open. Thyrogonial Distance: The distance between thyroidea and gonion while the neck is fully extension and the mouth maximally open.

Interventions

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difficult intubation

Goniomastoid Distance: The distance between gonion and mastoid while the neck is fully extension and the mouth maximally open. Thyrogonial Distance: The distance between thyroidea and gonion while the neck is fully extension and the mouth maximally open.

Intervention Type OTHER

easy intubation

Goniomastoid Distance: The distance between gonion and mastoid while the neck is fully extension and the mouth maximally open. Thyrogonial Distance: The distance between thyroidea and gonion while the neck is fully extension and the mouth maximally open.

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Undergoing abdominal surgery with general anesthesia
* Able to sit

Exclusion Criteria

* Enable to sit,
* Patients had head or neck surgery,
* Patients with unstable cardiological and respiratory hemodynamic symptoms,
* Dental prosthesis
Minimum Eligible Age

18 Years

Maximum Eligible Age

70 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Trakya University

OTHER

Sponsor Role lead

Responsible Party

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aliyilmaz

Principal Investigator, Assoc Professor

Responsibility Role PRINCIPAL_INVESTIGATOR

Other Identifiers

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TrakyaUniver

Identifier Type: -

Identifier Source: org_study_id

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