Table 2.
Univariate and multivariate analyses of independent factors for the presence of the CT-occult CLSCC and SEPL
| Variable | Univariate Analyses | Multivariate Analyses | ||
|---|---|---|---|---|
| OR (95% CI) | P Value | OR (95% CI) | P Value | |
| Pack-years ≥ 20 | 3.5(1.231 ~ 9.949) | 0.019* | 3.848(1.086 ~ 13.633) | 0.037 |
| CEA(ng/ml) | 1.303(1.014 ~ 1.675) | 0.039* | ||
| CA125(U/ml) | 1.027(0.986 ~ 1.069) | 0.205 | ||
| CA199(U/ml) | 1.011(0.982 ~ 1.041) | 0.454 | ||
| Other nodules | 0.211(0.041 ~ 1.081) | 0.062 | ||
| Focal fibrosis | 1.412(0.609 ~ 3.271) | 0.421 | ||
| Bulla | 1.647(0.554 ~ 4.902) | 0.37 | ||
| Interval distribution 1 | 5.5(1.415 ~ 21.378) | 0.014* | 5.302(1.122 ~ 25.057) | 0.035 |
| [-950 ~ -850HU] | ||||
| [-850 ~ -750HU] | ||||
| Interval distribution 2 | 4.857(1.803 ~ 13.083) | 0.002** | 3.478(1.167 ~ 10.365) | 0.025 |
| [-950 ~ -900HU] | ||||
| [-900 ~ -850HU] | ||||
CT-occult CLSCC and SEPL CT-occult central lung squamous cell carcinoma and squamous epithelial precancerous lesions, LC lung cancer
*P < 0.05
**P < 0.01