Hazard ratio estimates of mortality in delinquent youth after juvenile detention: time-dependent risk factors. Hazard ratio estimates for gang membership and drug dealing are estimated for n =1619 participants (of the original 1829 participants, 31 died before the follow-up interview, 5 withdrew from the study, 42 were lost to follow-up, 92 were interviewed past the 4.5-year cutoff, 4 participants identified as other race/ethnicity, 6 were missing correctional records, 19 were incarcerated during the entire study period, and 11 were missing “selling drugs” and “gang membership”). Hazard ratio estimates for alcohol use disorder are estimated for n = 1615 participants (of the original 1829 participants, 31 died before the follow-up interview, 5 withdrew from the study, 42 were lost to follow-up, 92 were interviewed past the 4.5-year cutoff, 4 participants identified as other race/ethnicity, 6 were missing correctional records, 19 were incarcerated during the entire study period, and 15 were not assessed for alcohol use disorder).