Egyptian Journal of Radiology and Nuclear Medicine

Table 2 Results of morphological classification of both bronchoscopy and cine CT

From: Application of 320-row multidetector free-breathing cine CT in diagnosis of pediatric expiratory central airway collapse

Morphology	Bronchoscopy		Cine CT		Chi-square
Morphology	No	%	No	%	X²	p value
Normal	0	0	6	15.8	55.324	< 0.0001
Circumferential	3	7.9	16	42.1
Crescent	34	89.5	15	39.5
Sabre-sheath	1	2.6	1	2.6
Total	38	100.00	38	100.00

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