Label,Description,Missing data code Participant, participant number "Group,""Group (violent, non-violent, control) (based on total crime history)""," "Group2,""Group (delinquents, controls)""," "Age,Age (1=18-25;2=26-35;3=36-45;4=46-55;5=56-65;6=66-75),999" "Education,""Highest completed education (according to Dutch system of Verhage in Dutch education with 6 levels of education: (1) not graduated from primary school, (2) only graduated from primary school, (3) vocational education, (4) Secondary vocational education, (5) Higher vocational education, (6) academic education "",-1" IQ,IQ estimation with Raven Standard Progressive Matrices (RSPM),999 BPAQ_phys,BPAQ-r (physical aggression score),999 BPAQ_verb,BPAQ-r (verbal aggression score),999 BPAQ_rage,BPAQ-r (rage score),999 BPAQ_hos,BPAQ-r (hostility score),999 BPAQ_total,BPAQ-r (total score),999 TMTA,Speed on TMT-A (processing speed in seconds),999 TMTB,Speed on TMT-B,999 TMT_B_vs_A,TMT B divided by A,999 TMT_Percentile,TMT percentile score B divided by A,999 RPQpro,RPQ score proactive aggression,999 RPQre,RPQ score reactive aggression,999 RPQtotal,RPQ total score,999 IPASimp,IPAS-30 score impulsive aggression,999 IPASinstr,IPAS-30 score instrumental aggression,999 IPAStot,IPAS-30 total score,999 SDASMean,SDAS mean score over 4 weeks,999 Beads,Beads task score,999 PPI_Total,PPI-R total score,999 Happy_Angry_calc,Happy Angry task calculation,999 Happy_Angry_tresh,Happy Angry task threshold,999