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. 2020 Feb 14;6(7):eaaz0652. doi: 10.1126/sciadv.aaz0652

Table 1. Characteristics of the four datasets that we considered.

BR, base rate.

COMPAS balanced BR COMPAS low BR LSI-R balanced BR LSI-R low BR
Number of cases 1000 1000 311 1954
BR of recidivism 48% 11% 29% 9%
Features Streamlined Streamlined Streamlined/enriched Streamlined/enriched
Number of responses
(no feedback)
2700 2400 2850/2500 2850/2900
Number of responses
(feedback)
2400 3000 2700/2400 3000/2550