Variable | Aging % (n) | Young-adult % (n) | p-value |
Chest distension | 80.0 (76) | 80.0 (20) | 0.022 |
Pulmonary vascular modification | 52.6 (50) | 48.0 (12) | 0.001 |
Emphysema bubbles | 49.5 (47) | 9.0 (36) | 0.230 |
Rail picture | 58.9 (56) | 68.0 (17) | 0.009 |
Ring Image | 4.2 (4) | 8.0 (2) | 0.439 |
Trachea in sheath | 40.0 (38) | 40.0 (10) | 0.017 |
Expiratory trapping | 7.4 (7) | 4.0 (1) | 0.473 |