Table 1 Characteristics of the four datasets that we considered.

BR, base rate.

COMPAS balanced BRCOMPAS low BRLSI-R balanced BRLSI-R low BR
Number of cases100010003111954
BR of recidivism48%11%29%9%
FeaturesStreamlinedStreamlinedStreamlined/enrichedStreamlined/enriched
Number of responses
(no feedback)
270024002850/25002850/2900
Number of responses
(feedback)
240030002700/24003000/2550