At a glance
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Evaluation of Anthropometric and Ultrasonographic Measurements With Different Machine Learning Methods in Predicting Difficult Intubation: A Prospective Observational Study
In Brief
An observational study evaluating Thyromental distance, Neck circumference, and 8 other interventions for Difficult Endotracheal Intubation and Artificial Intelligence. Completed, enrolled 329 participants across 1 site.
Detailed Summary
The assessment and management of difficult airway is of critical importance. Unsuccessful airway management leads to serious mortality and morbidity. From the beginning of the pre-anesthesia examination, 3% to 13% of patients who are considered suitable for routine airway management may be difficult to intubate. Airway assessment issues include risk assessment and airway examination (bedside and forward) to estimate the risk of difficult airway or aspiration. Airway examination aims to determine the presence of upper airway pathologies or anatomical anomalies. Some physical characteristics are associated with difficult airways and unsuccessful intubation. Examples of these are; limited neck movement, snoring, short sternomental distance, neck circumference thickness, etc. Physical characteristics can be measured with a meter or more detailed upper airway ultrasonographic measurements. In this study, researchers aimed to evaluate the anthropometric and ultrasonographic measurement values of patients who underwent preoperative airway assessment and to see the predictability of difficult intubation with artificial intelligence-supported decision support programs.
Study Details
Timeline
Interventions
Distance between the chin and thyroid cartilage with a tape measure when the patient is in a neutral position
Measurement of neck circumference with a tape measure when the patient is in a neutral position
Distance between the upper and lower teeth at the point where the mouth opening is maximum when the patient is in a neutral position.
Distance from mentum to hyoid bone with neck in neutral position by ultrasonography
Ultrasound measurement of distance from mentum to hyoid bone with neck in extension
Ultrasound measurement of distance between skin and trachea
Distance between skin and epiglottis measured by ultrasonography
Distance between skin and anterior commissure of vocal cord measured by ultrasonography
Distance between skin and hyoid bone measured by ultrasonography
Measurement of Maximal Tongue Thickness by Ultrasonography