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Table 4 Sensitivity and specificity for US to detect any fracture type

From: Minimal training sufficient to diagnose pediatric wrist fractures with ultrasound

  US examination positive US examination negative Total
Fracture present 75 2 77 (2 uncertain)
Fracture absent 5 27 32 (5 uncertain)
Total 80 29 116 (77 + 32 + 2 + 5)
  Sensitivity:
97.4% (95% CI 90.9–99.7%)
Specificity:
84% (95% CI 67.2–94.7%)