Table 3.
Univariate and Multivariate Logistic Analysis Differentiating IMA from INMA in SPNs ≤3 cm.
| Variables | Odd Ratio (95%CI) |
p-value |
Odd Ratio (95%CI) |
p-value |
|---|---|---|---|---|
| Univariate analysis | Multivariate analysis | |||
| Location | 1.6 (0.55–4.6) | 0.39 | ||
| Boundary | 0.6 (0.27–1.3) | 0.21 | ||
| Shape | 0.93 (0.45–1.9) | 0.84 | ||
| Lobulation | 2.1 (0.72–6.2) | 0.17 | ||
| Spiculation | 2.4 (0.89–6.3) | 0.084 | ||
| Vascular convergence sign | 4.1 (1.7–9.7) | 0.0014 | 1.097(1.038–1.159) | 0.001 |
| Vacuole sign | 0.83 (0.31–2.2) | 0.71 | ||
| Pleural indentation | 4.9 (1.2–21) | 0.031 | 1.054(0.986–1.127) | 0.121 |
| Sex | 1 (0.48–2.1) | 0.99 | ||
| Age | 0.98 (0.94–1) | 0.18 | ||
| Size | 1.1 (1–1.2) | 0.001 | 1.006(1.002–1.011) | 0.003 |
Abbreviation: IMA invasive mucinous adenocarcinoma, LADC lung adenocarcinoma, SPN solitary pulmonary nodules. INMA invasive non-mucinous adenocarcinoma.