TABLE 1.
Patient and Lesion Characteristics
| n/N (%) | |
|---|---|
| Patients (N) | 20 |
| Age [mean (±SD)] | 70 (±7) |
| Sex (male) | 7/20 (35) |
| BMI [mean (±SD)] | 28 (±4) |
| COPD | 8/20 (40) |
| CAD | 2/20 (10) |
| History of cancer | 8/20 (40) |
| Smoking history | 16/20 (80) |
| Current smoker | 7/20 (35) |
| Lesion size [mean (±SD)] (mm) | 22 (±7) |
| Solid lesions | 17/20 (85) |
| Mixed ground glass and solid lesions | 2/20 (10) |
| Pure ground glass lesions | 1/20 (5) |
| Bronchus sign present | 10/20 (50) |
| Lesion location | |
| Left lung | 12/20 (60) |
| LUL | 9/20 (45) |
| LLL | 3/20 (15) |
| Right lung | 8/20 (40) |
| RUL | 4/20 (20) |
| RML | 1/20 (5) |
| RLL | 3/20 (15) |
| Peripheral one third | 8/20 (40) |
| Middle one third | 10/20 (50) |
| Proximal one third | 2/20 (10) |
BMI indicates body mass index; CAD, coronary artery disease; COPD, chronic obstructive pulmonary disease; LLL, left lower lobe; LUL, left upper lobe; RLL, right lower lobe; RML, right middle lobe; RUL, right upper lobe.