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Table 1 Test characteristics of ultrasound for pediatric abdominal applications

From: Rules for the road: an evidence-based approach to understanding diagnostic test performance of point-of-care ultrasound for pediatric abdominal emergencies

Test Sensitivity (%) Specificity (%) Likelihood ratio for a positive US Likelihood ratio for a negative US
Pediatric FAST Exam [5] 82 (65–93) 95 (91–97) 15.6 (8.37–29.18) 0.19 (0.09–0.4)
Pyloric Stenosis [6] 98 (92–99.5) 99 (90–100) 82.35 (5.23–1295) 0.02 (0.004–0.097)
Intussusception [10] 83 (44–99) 97 (85–100) 27.5 (3.86–195.81) 0.17 (0.03–1.03)
Appendicitis [11] 44 (31–58) 93 (86–97) 6.5 (2.84–15.02) 0.53 (0.45–0.77)
PoC US for Appendicitis [12]a 65 (52–76) 90 (85–100) 6.4 (3.09–13.25) 0.4 (0.27–0.56)
  1. aMixed population of adults and children