Table 1 Baseline of demographic data and clinical characteristics of patients with pulmonary GGO in two groups
GLT group (n = 228) | CPLT group (n = 227) | t or χ2 value | P value | |
|---|---|---|---|---|
Age (years) | 53.0 ± 12.4 | 52.9 ± 12.0 | 0.111 | 0.911 |
Gender (Male/Female) | 83/145 | 75/152 | 0.568 | 0.451 |
Body mass index | 23.4 ± 3.0 | 23.8 ± 3.3 | −1.331 | 0.184 |
Smoking | 45 (19.7%) | 37 (16.3%) | 0.910 | 0.340 |
Drinking | 29 (12.7%) | 27 (11.9%) | 0.072 | 0.789 |
Family history of lung cancer | 22 (9.6%) | 22 (9.7%) | 0.000 | 0.988 |
GGO type | 0.069 | 0.793 | ||
Pure GGO | 42 (18.4%) | 44 (19.4%) | ||
Mixed GGO | 186 (81.6%) | 183 (80.6%) | ||
GGO size (mm) | 9.9 ± 2.5 | 9.5 ± 3.0 | 1.558 | 0.120 |
GGO depth (mm) | 9.7 ± 6.4 | 10.6 ± 7.3 | −1.369 | 0.172 |
GGO location | 8.956 | 0.062 | ||
The right upper lobe | 84 (36.8%) | 102 (44.9%) | ||
The right middle lobe | 16 (7.0%) | 11 (4.8%) | ||
The right lower lobe | 38 (16.7%) | 25 (11.0%) | ||
The left upper lobe | 61 (26.8%) | 48 (21.1%) | ||
The left lower lobe | 29 (12.7%) | 41 (18.1%) | ||
Pathological results | 4.453 | 0.348 | ||
Atypical adenomatous hyperplasia | 9 (3.9%) | 14 (6.2%) | ||
Inflammatory diseases | 26 (11.4%) | 29 (12.8%) | ||
Focal interstitial fibrosis | 3 (1.3%) | 2 (0.88%) | ||
Atypical alveolar hyperplasia | 2 (0.88%) | 3 (1.3%) | ||
Adenocarcinoma in site | 90 (39.5%) | 91 (40.1%) | ||
Minimal invasive adenocarcinoma | 84 (36.8%) | 82 (36.1%) | ||
Invasive adenocarcinoma | 14 (6.1%) | 6 (2.6%) |