Attention-Deficit/Hyperactivity Disorder
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: (a) Age between 18 and 65 years at the time of enrollment. (b) Diagnosed with Attention-Deficit/Hyperactivity Disorder according to DSM-5 criteria. (c) A total score of >=1 on the Japanese Sensory Inventory mini (JSI-mini).
Exclusion criteria
Exclusion criteria: (a) Presence of cardiac complications. (b) Use of a cardiac pacemaker. (c) Organic or functional impairment of vision, hearing, touch, smell, or taste. (d) Strong resistance or fear toward enclosed or dark spaces. (e) Risk of adverse effects from orange aroma oil. (f) Risk of harm to self or others. (g) Planned major medication change (500 mg or greater in chlorpromazine equivalents). (h) Unlikely to complete the study (e.g., hospitalization or relocation). (i) History of conditions that may interfere with task performance (e.g., visual, hearing, language, psychiatric, or motor impairments).
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Resting Respiratory Sinus Arrhythmia (RSA) before and after the intervention | — |
Secondary
| Measure | Time frame |
|---|---|
| [The following items before and after the intervention] (a) Changes in RSA in response to sensory stimulation (difference between sensory stimulation and resting baseline) (b) Difference in scores on the Conners Continuous Performance Test 3rd Edition (CPT) (c) Difference in changes in cerebral blood flow during the CPT (d) Reproduction error in the time reproduction task (e) Scores on the Multidimensional Assessment of Interoceptive Awareness (MAIA) (f) Scores on the Profile of Mood States, 2nd Edition (POMS2) (g) Scores on the State-Trait Anxiety Inventory (STAI) [The following items during the intervention] (a) RSA (at the start, at 10 minutes, at 20 minutes, and at the end) [Other background information of participants] (a) Basic demographic characteristics (b) Medical information (c) Scores on the Autism-Spectrum Quotient (AQ) (d) Scores on the Conners' Adult ADHD Rating Scales (CAARS) (e) Scores on the Adolescent/Adult Sensory Profile (A/ASP) | — |
Countries
Japan
Contacts
Kyoto University Clinical Cognitive Neuroscience, Human Health Sciences, Graduate School of Medicine