Nomograms for predicting difficult airway based on ultrasound assessment

Abstract Background Accurate prediction of the difficult airway (DA) could help to prevent catastrophic consequences in emergency resuscitation, intensive care, and general anesthesia. Until now, there is no nomogram prediction model for DA based on ultrasound assessment. In this study, we aimed to...

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Main Authors: Bin Wang, Weidong Yao, Qi Xue, Mingfang Wang, Jianling Xu, Yongquan Chen, Ye Zhang
Format: Article
Language:English
Published: BMC 2022-01-01
Series:BMC Anesthesiology
Subjects:
Online Access:https://doi.org/10.1186/s12871-022-01567-y
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author Bin Wang
Weidong Yao
Qi Xue
Mingfang Wang
Jianling Xu
Yongquan Chen
Ye Zhang
author_facet Bin Wang
Weidong Yao
Qi Xue
Mingfang Wang
Jianling Xu
Yongquan Chen
Ye Zhang
author_sort Bin Wang
collection DOAJ
description Abstract Background Accurate prediction of the difficult airway (DA) could help to prevent catastrophic consequences in emergency resuscitation, intensive care, and general anesthesia. Until now, there is no nomogram prediction model for DA based on ultrasound assessment. In this study, we aimed to develop a predictive model for difficult tracheal intubation (DTI) and difficult laryngoscopy (DL) using nomogram based on ultrasound measurement. We hypothesized that nomogram could utilize multivariate data to predict DTI and DL. Methods A prospective observational DA study was designed. This study included 2254 patients underwent tracheal intubation. Common and airway ultrasound indicators were used for the prediction, including thyromental distance (TMD), modified Mallampati test (MMT) score, upper lip bite test (ULBT) score temporomandibular joint (TMJ) mobility and tongue thickness (TT). Univariate and the Akaike information criterion (AIC) stepwise logistic regression were used to identify independent predictors of DTI and DL. Nomograms were constructed to predict DL and DTL based on the AIC stepwise analysis results. Receiver operating characteristic (ROC) curves were used to evaluate the accuracy of the nomograms. Results Among the 2254 patients enrolled in this study, 142 (6.30%) patients had DL and 51 (2.26%) patients had DTI. After AIC stepwise analysis, ULBT, MMT, sex, TMJ, age, BMI, TMD, IID, and TT were integrated for DL nomogram; ULBT, TMJ, age, IID, TT were integrated for DTI nomogram. The areas under the ROC curves were 0.933 [95% confidence interval (CI), 0.912–0.954] and 0.974 (95% CI, 0.954–0.995) for DL and DTI, respectively. Conclusion Nomograms based on airway ultrasonography could be a reliable tool in predicting DA. Trial registration Chinese Clinical Trial Registry (No. ChiCTR-RCS-14004539 ), registered on 13th April 2014.
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spelling doaj.art-f2f78e5b66584b1bab628313d4ce5a912022-12-21T21:20:14ZengBMCBMC Anesthesiology1471-22532022-01-012211810.1186/s12871-022-01567-yNomograms for predicting difficult airway based on ultrasound assessmentBin Wang0Weidong Yao1Qi Xue2Mingfang Wang3Jianling Xu4Yongquan Chen5Ye Zhang6Department of Anesthesiology, The Second Affiliated Hospital of Anhui Medical UniversityDepartment of Anesthesiology, The First Affiliated Hospital of Wannan Medical College, Yijishan HospitalDepartment of Anesthesiology, The Second Affiliated Hospital of Anhui Medical UniversityDepartment of Anesthesiology, The First Affiliated Hospital of Wannan Medical College, Yijishan HospitalDepartment of Anesthesiology, The First Affiliated Hospital of Wannan Medical College, Yijishan HospitalDepartment of Anesthesiology, The First Affiliated Hospital of Wannan Medical College, Yijishan HospitalDepartment of Anesthesiology, The Second Affiliated Hospital of Anhui Medical UniversityAbstract Background Accurate prediction of the difficult airway (DA) could help to prevent catastrophic consequences in emergency resuscitation, intensive care, and general anesthesia. Until now, there is no nomogram prediction model for DA based on ultrasound assessment. In this study, we aimed to develop a predictive model for difficult tracheal intubation (DTI) and difficult laryngoscopy (DL) using nomogram based on ultrasound measurement. We hypothesized that nomogram could utilize multivariate data to predict DTI and DL. Methods A prospective observational DA study was designed. This study included 2254 patients underwent tracheal intubation. Common and airway ultrasound indicators were used for the prediction, including thyromental distance (TMD), modified Mallampati test (MMT) score, upper lip bite test (ULBT) score temporomandibular joint (TMJ) mobility and tongue thickness (TT). Univariate and the Akaike information criterion (AIC) stepwise logistic regression were used to identify independent predictors of DTI and DL. Nomograms were constructed to predict DL and DTL based on the AIC stepwise analysis results. Receiver operating characteristic (ROC) curves were used to evaluate the accuracy of the nomograms. Results Among the 2254 patients enrolled in this study, 142 (6.30%) patients had DL and 51 (2.26%) patients had DTI. After AIC stepwise analysis, ULBT, MMT, sex, TMJ, age, BMI, TMD, IID, and TT were integrated for DL nomogram; ULBT, TMJ, age, IID, TT were integrated for DTI nomogram. The areas under the ROC curves were 0.933 [95% confidence interval (CI), 0.912–0.954] and 0.974 (95% CI, 0.954–0.995) for DL and DTI, respectively. Conclusion Nomograms based on airway ultrasonography could be a reliable tool in predicting DA. Trial registration Chinese Clinical Trial Registry (No. ChiCTR-RCS-14004539 ), registered on 13th April 2014.https://doi.org/10.1186/s12871-022-01567-yAirway managementIntubation, IntratrachealLaryngoscopyNomogramUltrasonography
spellingShingle Bin Wang
Weidong Yao
Qi Xue
Mingfang Wang
Jianling Xu
Yongquan Chen
Ye Zhang
Nomograms for predicting difficult airway based on ultrasound assessment
BMC Anesthesiology
Airway management
Intubation, Intratracheal
Laryngoscopy
Nomogram
Ultrasonography
title Nomograms for predicting difficult airway based on ultrasound assessment
title_full Nomograms for predicting difficult airway based on ultrasound assessment
title_fullStr Nomograms for predicting difficult airway based on ultrasound assessment
title_full_unstemmed Nomograms for predicting difficult airway based on ultrasound assessment
title_short Nomograms for predicting difficult airway based on ultrasound assessment
title_sort nomograms for predicting difficult airway based on ultrasound assessment
topic Airway management
Intubation, Intratracheal
Laryngoscopy
Nomogram
Ultrasonography
url https://doi.org/10.1186/s12871-022-01567-y
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