Table 4: Multivariate logistic regression analysis for predicting malignant nodules.

CharacteristicOR95% CI value

Gender3.5911.116–11.5580.032
Hypoechogenicity4.8381.288–18.1690.020
Shape (taller than wide)5.4782.161–13.8870.000
VTI score ≥ 415.1335.546–41.2960.000
VTQ SWV > 3.10 m/s5.8912.417–14.3620.000

Caption: OR, odd ratio; CI, confidence interval
Gender, hypoechogenicity, shape (taller than wide), VTI elastography score ≥ 4, and SWV > 3.10 m/s were found to be independent risk factors in predicting PTMC.