Table 2. Univariate logistic regression analysis.
| Variable | OR (95% CI) | P value |
|---|---|---|
| Gender | 0.8200 (0.3481–1.9314) | 0.65 |
| Age | 1.0297 (0.9954–1.0652) | 0.09 |
| Smoking | 3.9216 (0.8129–18.9172) | 0.09 |
| GGNs type | 3.7889 (1.5532–9.2425) | 0.003 |
| Spiculation | 3.1097 (1.3267–7.2891) | 0.009 |
| Lobulation | 5.1667 (1.9898–13.4158) | <0.001 |
| Location | 0.3476 (0.0375–3.225) | 0.35 |
| Shape | 1.8872 (0.8043–4.4282) | 0.14 |
| CEA | 1.7207 (1.0974–2.6980) | 0.02 |
| SCC | 0.8869 (0.6340–1.2406) | 0.48 |
| ProGRP | 1.0378 (1.0046–1.0720) | 0.03 |
| CYFRA21-1 | 0.9622 (0.8745–1.0587) | 0.43 |
CEA, carcinoembryonic antigen; CI, confidence interval; CYFRA21-1, cytokeratin 19 fragment antigen 21-1; GGNs, ground-glass nodules; OR, odds ratio; ProGRP, progastrin releasing peptide; SCC, squamous cell carcinoma antigen.