Table 3.
Patient characteristics.
| Characteristics | Lung 1 | Lung 2 |
|---|---|---|
| Size, N | 180 | 535 |
| Mean Age | 66 | 69 |
| Gender (%) | ||
| Female | 30.6 | 33.3 |
| Male | 69.4 | 66.7 |
| Histological type, N | ||
| Adenocarcinoma | 90 | 193 |
| Squamous cell carcinoma | 30 | 132 |
| Other primary lung cancer | 30 | 79 |
| Metastases | 30 | 131 |
| aThe significance of radiomics features, N | ||
| P ≤ 0.05 | b8 | |
| P> 0.05 | 33 |
a
Paired t-test with 95% Confidence Interval, two-tailed.
b
They are Volume_Shape, Long-Run Emphasis_Gray-Level Run Length Matrix, Coarseness_Neighborhood Gray-Level Different Matrix, Contrast_Neighborhood Gray-Level Different Matrix, Long-Zone Low Gray-level Emphasis_Gray-Level Zone Length Matrix, Zone Length Non-Uniformity_Gray-Level Zone Length Matrix, Low Gray-level Run Emphasis_Gray-Level Zone Length Matrix, High Gray-level Run Emphasis_Gray-Level Zone Length Matrix.