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Table 2 Type of substance abused in correlation to CAARS

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

CAARS results Type of substance abused Chi-square test
Hash (12) Heroin Multiple substance Tramadol χ2 P-value
DSM-IV Inattentive Symptoms Class 1 1 (4.3%) 5 (21.7%) 7 (30.43%) 10 (43.5%) 8.579 0.198
Class 2 1 (12.5%) 3 (37.5%) 4 (50.0%) 0 (0.0%)
Class 3 1 (5.0%) 9 (45.0%) 3 (15.0%) 7 (35.0%)
DSM-IV-Hyperactive-Impulsive Symptoms Class 1 0 (0.0%) 3 (20.0%) 6 (40.0%) 6 (40.0%) 4.404 0.622
Class 2 1(11.1%) 4 (44.4%) 2 (22.22%) 2 (22.2%)
Class 3 2 (7.4%) 10 (37.0%) 6 (22.22%) 9 (33.3%)
DSM-IV ADHD Symptoms Total Class 1 0 (0%) 5 (20.83%) 9 (37.5%) 10 (41.67%) 10.905 0.091
Class 2 2 (20.0%) 5 (50.0%) 2 (20.0%) 1 (10.0%)
Class 3 1 (5.88%) 7 (41.18%) 3 (17.65%) 6 (35.29%)
ADHD Index Class 1 0 (0.0% 1 (11.11%) 5 (55.56%) 3 (33.33%) 5.646 0.464
Class 2 1 (6.25%) 6 (37.5%) 3 (18.75%) 6 (23.08%)
Class 3 2 (7.69%) 10 (38.46%) 6 (23.08%) 8 (30.77%)
  1. Class 1 the highest affinity for diagnosis as adult ADHD (T-score > 66), Class 2 subclinical values of ADHD (T-score 56 to 65), Class 3 no ADHD (T-score < 55), CAARS The Conners Adult ADHD Rating Scale