Research Article

Comparison of Characteristics of Connective Tissue Disease-Associated Interstitial Lung Diseases, Undifferentiated Connective Tissue Disease-Associated Interstitial Lung Diseases, and Idiopathic Pulmonary Fibrosis in Chinese Han Population: A Retrospective Study

Table 5

HRCT findings of ILD patients.

CTD-ILD UCTD-ILDIPFP1P2P3

Subject (n)636575
Consolidation n (%)11 (17)22 (34)26 (35)0.0340.0230.919
Ground glass opacities n (%)42 (67)34 (52)42 (56)0.0020.0060.662
Irregular linear opacities n (%)59 (94)62 (95)71 (95)0.6661.0001.000
Traction bronchiectasis n (%)6 (10)11 (17)13 (17)0.2170.1850.949
Honeycombing n (%)28 (44)32 (49)31 (41)0.5870.7130.349
Subpleural curvilinear shadows n (%)2 (3)1 (2)3 (4)0.7160.7401.000

P1: Possibility when comparing CTD-ILD group and UCTD-ILD group. P2: Possibility when comparing CTD-ILD group and IPF group. P3: Possibility when comparing UCTD-ILD group and IPF group.