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Table 1 Demographic characteristics and ADHD scores in patients and controls

From: Adult attention-deficit hyperactivity disorder among patients with substance use disorders

Sociodemographic data SUD patients (n = 51) Controls (n = 51) Statistical value P value
Age (years)
(mean + SD)
27.47 ± 5.27 29.1 ± 3.712 T = 1.8 P = 0.07
Social class
 High 28 (54.9%) 26 (50.98%) Chi = 0.4 P = 0.9
 Middle 11 (21.56%) 13 (25.4%)
 Low 4 (7.84%) 5 (9.8%)
 Very low 8 (15.58) 7 (13.72%)
ADHD domain according to CAARS-S:L
(mean + SD)
 DSM-IV Inattentive Symptoms 77.61 ± 8.09 48.9 ± 7.76 T = 18.2 P < 0.001
 DSM-IV Hyperactive-Impulsive symptoms 72.43 ± 7.02 46.3 + 6.81 T = 19.08 P < 0.001
 DSM-IV ADHD Symptoms, total 76.54 ± 7.54 46.7 ± 7.05 T = 20.6 P < 0.001
 ADHD Index 70.56 ± 3.68 46.5 ± 5.58 T = 32.1 P < 0.001
  1. CAARS Conner’s adult rating scale, ADHD Attention-deficit hyperactivity disorder, N Number, SD Standard deviation