Research Article
Diagnostic Efficacy and Clinical Value of Ultrasonography in Difficult Airway Assessment: Based on a Prospective Cohort Study
Table 5
Predictive efficiency of different indexes for difficult endotracheal intubation.
| | Measurement index | Boundary value | Accuracy rate (%) | Sensitivity (%) | Specificity degree (%) | PPV (%) | NPV (%) | AUC |
| | BMI | 23.083 kg/m2 | 67.1 | 75.9 | 66.3 | 16.9 | 96.7 | 0.751 | | MMT | 2 grade | 36.6 | 72.8 | 33.7 | 9.1 | 93.3 | 0.703 | | ULBT | 2 grade | 58.6 | 45.7 | 59.6 | 9.24 | 92.5 | 0.524 | | TMD | 6.51 cm | 60.5 | 97.3 | 56.8 | 16.6 | 99.4 | 0.801 | | TMH | 4.79 cm | 53.4 | 97.2 | 49.5 | 14.6 | 99.4 | 0.761 | | IID | 4.62 cm | 80.7 | 39.6 | 68.8 | 20.9 | 98.6 | 0.795 | | DSE | 1.84 cm | 49.1 | 84.7 | 45.9 | 12.4 | 97.2 | 0.668 | | DSH | 0.87 cm | 53.5 | 93.4 | 49.5 | 14.2 | 98.6 | 0.654 | | DSV | 0.76 cm | 72.6 | 69.6 | 72.7 | 18.8 | 96.5 | 0.663 | | HMD | 5.08 cm | 80.6 | 90.5 | 68.5 | 20.6 | 98.9 | 0.816 | | Tongue width | 4.35 cm | 53.4 | 97.2 | 49.5 | 14.6 | 99.4 | 0.761 | | Tongue thickness | 5.50 cm | 60.5 | 97.3 | 56.8 | 16.6 | 99.4 | 0.801 |
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