[Retracted] Clinical Application of Spiral CT Reconstruction Imaging in Patients with Tracheal Stenosis before Anesthesia

Table 1

Cross-sectional area and diameter of the most severe tracheal stenosis measured by spiral CT reconstruction imaging.

Category	Range	Average value
Cross load area	0.78–1.26	1.25–0.55
Diameter	3.52–8.36	6.85–1.27