Research Article
Differential Diagnosis of Cesarean Scar Pregnancies and Other Pregnancies Implanted in the Lower Uterus by Ultrasound Parameters
Table 4
The diagnostic accuracy of independent indicators and the logistic regression model.
| | Sensitivity | Specificity | Positive predictive value | Negative predictive value | Accuracy |
| | Implantation site | 93.9% | 40.7% | 79.5% | 73.3% | 78.5% | | Sac in relation to the scar | 87.9% | 44.4% | 84.1% | 80.0% | 75.3% | | Thickness of residual muscle | 74.2% | 77.8% | 89.1% | 55.3% | 75.3% | | Logistic regression model | 86.3% | 90.9% | 74.1% | 89.6% | 76.9% |
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