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Table 3 Cross-tabulation of results of severity classification of both bronchoscopy and cine chest CT

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

  

Severity* by Cine chest CT

p value

1

2

3

4

Severity* by Bronchoscopy

1

0

0

0

0

< 0.001

2

2

5

2

0

3

4

13

7

1

4

0

1

1

2

  1. *Severity score: 1 (no abnormal airway collapse), 2 (50–75% airway collapse), 3 (76–99% airway collapse) and 4 (100% total airway collapse)