. Author manuscript; available in PMC: 2020 Feb 1.

Published in final edited form as: Child Abuse Negl. 2018 Dec 11;88:266–274. doi: 10.1016/j.chiabu.2018.11.015

Table 3.

Primary analysis of the PediBIRN-7’s predictive performance, applying definitional criteria to classify patients as AHT vs. non-AHT, and excluding all 44 indeterminate cases.

	Applying Definitional Criteria (excluding all 44 indeterminate cases)
PediBIRN-7 Estimate of AHT Probability	AHT	Non-AHT
>0.50	136	36
≤0.50	51	233
		Value (95% CI)
	Sensitivity	0.73 (0.66-0.79)
	Specificity	0.87 (0.82-0.90)
	Positive predictive value	0.79 (0.72-0.85)
	Negative predictive value	0.82 (0.77-0.86)

Abbreviations: AHT=abusive head trauma. ROC-AUC was 0.88 (95% CI: 0.85-0.92).