Table 2.
Univariate and multivariate analysis of factors
| Characteristic | Univariate analysis | Multivariate analysis | |||||||
|---|---|---|---|---|---|---|---|---|---|
| All | Clinical model | Combined model | |||||||
| OR | 95% CI | p | OR | 95% CI | p | OR | 95% CI | p | |
| Age (≤ 45, > 45) | 0.978 | 0.972–0.985 | < 0.01 | ||||||
| Sex | 0.565 | 0.349–0.914 | 0.02 | 3.382 | 1.521–7.520 | 0.003 | 3.253 | 1.374–7.700 | 0.007 |
| Diameter size (> 1.5 cm, < 1.5 cm) | 0.625 | 0.204–1.910 | 0.41 | ||||||
| Interior structure | 0.557 | 0. 47–0.66 | < 0.01 | 0.265 | 0.077–0.908 | 0.035 | 0.236 | 0.063–0.884 | 0.032 |
| Echogenicity | 0.549 | 0.462–0.652 | < 0.01 | ||||||
| Shape (aspect ratio < 1, > 1) | 0.302 | 0.219–0.417 | < 0.01 | ||||||
| Edge | 1.858 | 0.867–3.978 | 0.111 | 0.026 | 0.001–0.569 | 0.02 | 0.507 | 0.019–0.623 | 0.001 |
| Focal strong echogenicity | 0.907 | 0.724–1.136 | 0.395 | ||||||
| WBC (× 109/L) | 0.850 | 0.810–0.892 | < 0.01 | ||||||
| NEUT# (× 109/L) | 0.776 | 0.716–0.841 | < 0.01 | ||||||
| LYM (× 109/L) | 0.605 | 0.520–0.703 | < 0.01 | ||||||
| HB (g/L) | 0.992 | 0.989–0.994 | < 0.01 | ||||||
| RBC (× 1012/L) | 0.781 | 0.729–0.836 | < 0.01 | ||||||
| PLT (× 109/L) | 0.996 | 0.994–0.997 | < 0.01 | 1.01 | 1.003–1.017 | 0.007 | 1.01 | 1.004–1.017 | 0.002 |
| ALT (U/L) | 0.951 | 0.935–0.966 | < 0.01 | ||||||
| AST (U/L) | 0.951 | 0.937–0.966 | < 0.01 | ||||||
| ALB (g/L) | 0.974 | 0.967–0.981 | < 0.01 | ||||||
| BUN (mmol/L) | 0.819 | 0.771–0.870 | < 0.01 | ||||||
| CREA (μmol/L) | 0.982 | 0.977–0.987 | < 0.01 | 1.057 | 1.024–1.091 | 0.001 | 1.067 | 1.034–1.102 | 0 |
| Radiomics score | 1.114 | 1.083–1.145 | < 0.01 | 1.921 | 1.425–2.588 | 0 | |||
Variables were compared by using the binary logistic regression
WBC, white blood cell; NEUT, neutrophil; LYM, lymphocyte; HB, hemoglobin; RBC, red blood cell count; PLT, platelets; ALT, alanine aminotransferase; AST, aspartate aminotransferase; ALB, albumin; BUN, blood urea nitrogen; CREA, creatinine