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%) |