Research Article
[Retracted] Clinical Value of Abdominal Ultrasonography in the Diagnosis of Acute Abdomen in Children
Table 4
Comparison of diagnostic value of high-frequency and low-frequency abdominal ultrasound in children with acute abdomen.
| | | Sensitivity | Specificity | Accuracy |
| | Intussusception in children | | High-frequency ultrasound | 93.44% (57/61) | 80.00% (12/15) | 90.79% (69/76) | | Low-frequency abdomen | 83.61% (51/61) | 73.33% (11/15) | 81.58% (62/76) | | x2 | 6.332 | 4.125 | 3.554 | | P value | 0.001 | 0.010 | 0.023 |
| | Mesenteric lymphadenitis | | High-frequency ultrasound | 93.33% (14/15) | 95.08% (58/61) | 94.74% (72/76) | | Low-frequency abdomen | 80.00% (12/15) | 81.97% (50/61) | 81.58% (62/76) | | x2 | 5.146 | 4.265 | 3.695 | | P value | 0 | 0.011 | 0.015 |
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