Research Article
[Retracted] Clinical Study of Virtual Reality Augmented Technology Combined with Contrast-Enhanced Ultrasound in the Assessment of Thyroid Cancer
Table 7
Diagnostic efficacy of ultrasound signs of malignant thyroid nodules.
| Ultrasound signs | Sensitivity | Specificity | Positive predictive value | Negative predictive value | Accuracy | Positive likelihood ratio | Odds ratio |
| Microcalcification | 51.23 | 88.87 | 45.66 | 88.78 | 83.08 | 4.62 | 10.661 | Envelope invaded | 34.25 | 95.12 | 56.02 | 88.81 | 85.72 | 6.99 | 10.089 | Reality | 100.00 | 30.23 | 20.73 | 62.29 | 40.98 | 1.43 | 18.352 | Low echo | 87.81 | 55.57 | 26.48 | 96.16 | 60.51 | 1.98 | 9.123 | Irregular shape | 60.99 | 84.55 | 47.18 | 92.49 | 83.45 | 4.91 | 10.994 | Aspect ratio ≥1 | 58.55 | 94.23 | 64.88 | 92.56 | 88.73 | 10.14 | 23.024 | Far field | 48.77 | 90.22 | 47.63 | 90.63 | 83.82 | 4.98 | 13.031 | Unclear edges | 60.98 | 83.67 | 39.16 | 92.08 | 73.32 | 3.53 | 7.453 |
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