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Table 4 Comparison of ASI values in CAARS-ADHD index classes

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

Items of ASI

CAARS-ADHD index

Class 1

(N = 9)

CAARS-ADHD index

Class 2

(N = 16)

CAARS-ADHD index

Class 3

(N = 26)

Kruskal–Wallis test

Mean

SD

Mean

SD

Mean

SD

H

P

Age of onset

14.667

3.5355

18.25

4.8374

16.923

3.6543

4.159

0.125

Age

25.556

5.5478

29

5.6804

27.192

4.8416

3.063

0.216

Med-Status

3.222

1.5635

1.813

2.0073

2.462

2.1583

3.7

0.157

Empl-Supp-Status

4.556

1.6667

5.375

1.8212

4.346

1.8535

3.187

0.203

Delirium tremens

0

0

0

0

0

0

0

1

Overdose

1.444

1.1304

2.938

6.7376

2.692

3.172

3.703

0.157

Ttt-sud

2.556

1.6667

3.875

4.6458

3.885

4.4392

0.251

0.882

Drug detox

0.889

1.6915

1.563

2.8277

1.5

3.0496

0.472

0.79

Alcohol problems

2.333

0.5

2.25

0.8563

1.846

0.7845

4.295

0.117

Drug problems

8.111

0.7817

8.188

0.9811

7.231

1.2102

7.95

0.018*

Legal status

3

3.2787

2.313

2.7741

0.962

2.1257

5.058

0.08

Fam-Soc-Relation

5.778

1.9221

5.938

1.6112

5.115

1.5831

2.825

0.244

Post hoc tests

 Parameters

Class I vs Class II

Class I vs Class III

Class II vs class III

 Drug problems

0.842

0.050

0.040

  1. CAARS Conners adult rating scale, ASI Addiction Severity Index, Class 1 highest affinity for the diagnosis of adult ADHD (T score > 66), Class 2 with subclinical symptoms (T score: 56–65), Class 3 with average or below average ADHD symptoms (T score < 55)
  2. *p value <0.005