From: The utility of the Historical Clinical Risk -20 Scale as a predictor of outcomes in decisions to transfer patients from high to lower levels of security-A UK perspective
HCR-20 subscales
Area under the curve (AUC)
Std error
Significance
95% CI Lower
95% CI Upper
Historical
0.59
0.069
0.16
0.46
0.71
Clinical
0.907
0.035
0.00
0.839
0.974
Risk
0.855
0.045
0.766
0.944
Total score
0.863
0.041
0.783
0.943