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Table 1 Characteristics of study population. Data are expressed as counts (%) or mean with standard deviation (SD). FILD = Fibrotic Interstitial Lung Disease

From: “Velcro-type” crackles predict specific radiologic features of fibrotic interstitial lung disease

  FILD (n = 66) Non FILD (n = 82)
Age, years (SD) 71 (8.2) 67.55 (8.96)
Sex (%)
 Male 43 (65.2%) 45 (54.9%)
 Female 23 (34.8%) 37 (45.1%)
Smoking history (%)
 Current/Former 37 (56.1%) 56 (68.3%)
 Never smoker 29 (43.9%) 26 (31.7%)
Indication for HRCT (%)
 ILD 46 (69.7%) 19(23.2%)
 Other 14 (21.2%) 43 (52.4%)
 Unknown 6 (9.1%) 20 (24.4%)
Family History (%)
 Pulmonary Fibrosis 3 (4.5%) 1 (1.2%)
 Autoimmune disease 13 (19.7%) 10 (12.2%)
HRCT pattern (%)
 UIP 15 (22.7%) N/A
 Possible UIP 31(47.0%)
 Inconsistent with UIP 20 (30.3%)