Is attention-deficit hyperactivity disorder in adults a valid disorder?

Area of Science:

• Psychiatry
• Neurodevelopmental Disorders
• Adult Mental Health

Background:

• Concerns exist regarding the diagnostic validity of adult attention-deficit hyperactivity disorder (ADHD).
• Establishing diagnostic validity is crucial for accurate assessment and treatment.
• Adult ADHD requires rigorous scientific evaluation to confirm its clinical standing.

Purpose of the Study:

• To critically evaluate the diagnostic validity of adult attention-deficit hyperactivity disorder (ADHD).
• To assess whether the adult ADHD diagnosis meets acceptable standards for validity.
• To synthesize empirical evidence supporting the diagnosis in adults with childhood onset.

Main Methods:

• Systematic literature search of psychiatric and psychological databases.
• Inclusion of empirical studies on adult attention-deficit hyperactivity disorder (ADHD) with childhood onset.
• Examination of studies for evidence of descriptive, predictive, and concurrent validity.

Main Results:

• The diagnosis of adult attention-deficit hyperactivity disorder (ADHD) can be reliably made.
• The diagnosis demonstrates significant predictive power for complications and treatment response.
• Growing evidence supports genetic transmission, specific treatment effects, and neurobiological abnormalities.

Conclusions:

• The empirical evidence increasingly supports the validity of adult attention-deficit hyperactivity disorder (ADHD).
• Reliable diagnosis and predictive validity strengthen the clinical recognition of adult ADHD.
• Neurobiological and genetic findings further corroborate the legitimacy of adult ADHD.