Table 1. Characteristics of the patients.
| Characteristics | Values (62 lesions in 60 patients) |
|---|---|
| Age (years) | 69 [62–72] |
| Sex | |
| Male | 29 (48.3) |
| Female | 31 (51.7) |
| Side | |
| Right | 36 (58.1) |
| Left | 26 (41.9) |
| Smoking history (pack-years) | 5.5 [0–40.5] |
| Respiratory function (mL) | |
| VC | 3,185 [2,805–3,937] |
| FVC | 3,145 [2,770–3,953] |
| FEV1.0 | 2,335 [1,993–2,763] |
| Comorbidities | |
| Malignant history ≤5 years | 32 (51.6) |
| Diabetes | 15 (24.2) |
| Ischemic heart disease | 4 (6.5) |
| Arrhythmia | 3 (4.8) |
| Autoimmune disease | 3 (4.8) |
| Bronchial asthma | 2 (3.2) |
| Stroke | 1 (1.6) |
| CT findings | |
| Pure GGO | 15 (24.2) |
| Part-solid GGO | 22 (35.5) |
| Solid | 25 (40.3) |
| Tumor size (mm) | 11.5 [8.3–14.8] |
| Solid tumor size (mm) | 6.0 [0.0–8.0] |
| SUVmax on PET-CT | 1.0 [0–1.75] |
Cases of which data are unavailable are excluded. Data are presented as median [IQR] or n (%). VC, vital capacity; FVC, forced vital capacity; FEV1.0, forced expiratory volume in one second; CT, computed tomography; GGO, ground-glass opacity; SUV, standardized uptake value; PET, positron emission tomography.