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

Table 5

Classification performance of multislice spiral CT under virtual endoscopy.

Project	Hyperemic edematous type	Infiltrative proliferative type	Epileptic scar stenosis	Total
Complete closure	2	5	4	11
Uniform stenosis	11	3	6	20
Nonuniform stenosis	31	5	10	46
Total	44	13	20	77