Table 4 Number of patients and number of lesions with particular characteristics at thin-section CT
Characteristics | No. of Patients | No. of Lesions | ||
|---|---|---|---|---|
Group 1 | Group 2 | Total (Group M) | Total (Group M) | |
(n = 51) | (n = 29) | (n = 80) | (n = 743) | |
Opacification | ||||
Ground glass | 31 | 21 | 52 | 421 (56.7%) |
Consolidation | 2 | 1 | 3 | 25 (3.4%) |
Mixed ground glass and consolidation | 17 | 7 | 24 | 288 (38.8%) |
Interstitial thickening | ||||
Interlobular septal | 31 | 13 | 44 | 203 (27.3%) |
Intralobular | 33 | 18 | 51 | 281 (37.8%) |
Bronchiectasis | 33 | 11 | 44 | 167 (22.5%) |
Localized pleural thickening | 26 | 14 | 40 | 143 (NA) |
Pleural effusion | 0 | 0 | 0 | 0 (NA) |
Pneumothorax | 0 | 0 | 0 | 0 (NA) |
Mediastinal lymphadenopathy | 1 | 0 | 1 | 1 (NA) |