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Table 4 Summary of the areas under the receiver operating characteristic curves (95% Confidence interval)

From: Predicting inpatient violence using an extended version of the Brøset-Violence-Checklist: instrument development and clinical application

Physical attack within next shift

Derivation sample

Validation sample

Original BVC

0.87 (0.74–0.99)

0.86 (0.80–0.93)

VAS (Transformed)

0.94 (0.89–0.97)

0.74 (0.65–0.83)

BVC-CH

0.95 (0.90–0.98)

0.83 (0.75–0.90)

Physical attack OR intense preventive measure within next shift

Derivation sample

Validation sample

Original BVC

0.82 (0.75–0.89)

0.88 (0.86–0.92)

VAS (Transformed)

0.87 (0.82–0.91)

0.85 (0.81–0.89)

BVC-CH

0.89 (0.84–0.94)

0.90 (0.86–0.93)