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Table 1 Characteristics of ED Users with Primary Substance Use Disorder Diagnoses

From: The association of psychiatric comorbidity and use of the emergency department among persons with substance use disorders: an observational cohort study

SUD Group N (%) Gender Ethnicity Age (years) (Mean/SD) N (%) MH diagnosis
   N (%) Male N (%) Female N (%) African American N (%) Hispanic N (%) Caucasian N (%) Other   
Total SUD 6865 (100%) 5006 (72.9) 1859 (27.1) 2428 (35.4) 1677 (24.4) 2697 (39.3) 63 (0.9) 36.9 (14.2) 1002 (14.6)
Polysubstance 1191 (17.4%) 806 (67.7) 385 (32.3) 474 (39.8) 188 (15.8) 518 (43.5) 11 (0.9) 31.9 (13.5) 252 (21.2)
Cocaine 1453 (21.2%) 991 (68.2) 462 (31.8) 884 (60.8) 186 (12.8) 374 (25.7) 9 (0.6) 32.5 10.8) 207 (14.3)
Alc. Dependence 1785 (26.0%) 1333 (74.7) 452 (25.3) 442 (24.8) 561 (31.4) 761 (42.6) 21 (1.2) 39.8 16.3) 252 (14.1)
Alcohol Abuse 2436 (35.5%) 1876 (77.0) 560 (23.0) 628 (25.8) 742 (30.5) 1044 (42.9) 22 (0.9) 40.0 (13.3) 291 (12.0)
  1. Note: SUD = substance use disorder; MH = mental health; Alc. = alcohol.
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