Table 1.
Patient’s demographics and baseline characteristics (n = 134)
| Variable | N(%) or mean (± SD) |
|---|---|
| Age, y | 44.7 ± 15.2 |
| Sex | |
| Male | 53 (39.6%) |
| Female | 81 (60.4%) |
| Body mass index, kg/m2 | 23.0 ± 3.8 |
| Current or former smoker | 30 (22.4%) |
| Pulmonary function | |
| FEV1 (%) | 106.1 ± 15.2 |
| DLCO (%) | 95.8 ± 16.4 |
| Affected lobe | |
| Right upper | 29 (21.6%) |
| Right middle | 13 (9.7%) |
| Right lower | 30 (22.4%) |
| Left upper | 19 (14.2%) |
| Left lower | 22 (16.4%) |
| More than one lobe | 21 (15.7%) |
| Diagnosis | |
| Benign lung disease | 28 (20.9%) |
| Malignant lung disease | 86 (64.2%) |
| Pneumothorax | 20 (14.9%) |
| Comorbidity | |
| Non-lung diseases | 127 (94.8%) |
| Lung diseases (COPD, Asthma, ILD) | 7 (5.2%) |
SD standard deviation, FEV1 forced expiratory volume in 1 s, DLCO diffusing capacity of the lung for carbon monoxide, COPD chronic obstructive pulmonary disease, ILD interstitial lung disease