Table 2.

Descriptive statistics for NP- and EP-performed ultrasound as a test for detection of soft tissue FBs

	NP		EP
	Estimate	95% CI	Estimate	95% CI
Sensitivity	0.783	0.664 to 0.869	0.833	0.552 to 0.953
Specificity	0.5	0.299 to 0.701	0.75	0.301 to 0.954
PPV	0.825	0.706 to 0.902	0.909	0.623 to 0.984
NPV	0.435	0.256 to 0.632	0.6	0.231 to 0.882
LR+	1.567	0.991 to 2.477	3.333	0.599 to 18.543
LR-	0.433	0.226 to 0.831	0.222	0.056 to 0.889