Ruqayah Alhajji, Elaine Walsh, Kenneth Charles Pike, Freda F Liu, Monica Oxford, Mark A Stein
{"title":"The Strengths and Weaknesses of Attention-Deficit/Hyperactivity Symptoms and Normal Behaviors Scale (SWAN): Diagnostic Accuracy and Clinical Utility.","authors":"Ruqayah Alhajji, Elaine Walsh, Kenneth Charles Pike, Freda F Liu, Monica Oxford, Mark A Stein","doi":"10.1177/10870547251340028","DOIUrl":"https://doi.org/10.1177/10870547251340028","url":null,"abstract":"<p><strong>Objective: </strong>To examine the Strengths and Weaknesses of ADHD-Symptoms and Normal Behavior scale (SWAN) clinical utility as a diagnostic measure of ADHD in an ADHD clinic sample.</p><p><strong>Method: </strong>In a sample of 357 children (6-11 years old) referred for evaluation at an academic medical center, we explored the SWAN's diagnostic and convergent validity with the Hyperactivity-Inattention subscale of the Strengths and Difficulties Questionnaire (SDQ/HI) and concurrent validity with the Impairment Rating Scale (IRS).</p><p><strong>Results: </strong>The averaged (SWAN total) and the SWAN Hyperactivity/Impulsivity subscale (SWAN HI) showed significant and large correlations with the SDQ/HI (<i>r</i> = .69 and .65), respectively. The SWAN Attention Deficit subscale (SWAN AD) had a significant but smaller correlation (<i>r</i> = .49). The SWAN total had moderate correlation with the IRS average score ( = .33). In receiver operating characteristic (ROC) curve analyses (area under the curve (AUC) = 0.71) for the SWAN total, the SWAN distinguished ADHD cases from non-ADHD cases with sensitivity of 83% but specificity of 47%.</p><p><strong>Conclusion: </strong>In a clinical sample, the SWAN total scores displayed a near-normal distribution. ADHD cases were distinguished from non-ADHD cases by the SWAN. The SWAN showed adequate convergent and concurrent validity with other symptoms and impairment measures.</p>","PeriodicalId":15237,"journal":{"name":"Journal of Attention Disorders","volume":" ","pages":"10870547251340028"},"PeriodicalIF":2.7,"publicationDate":"2025-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144023187","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Linh Nguyen, Yen-Chi L Le, Hannah Reygaerts, Todd R Johnson, Cesar A Soutullo
{"title":"Factors Associated With Medication Adherence Among Patients With Attention-Deficit/Hyperactivity Disorder (ADHD).","authors":"Linh Nguyen, Yen-Chi L Le, Hannah Reygaerts, Todd R Johnson, Cesar A Soutullo","doi":"10.1177/10870547251336852","DOIUrl":"https://doi.org/10.1177/10870547251336852","url":null,"abstract":"<p><strong>Objective: </strong>Attention-Deficit/Hyperactivity Disorder (ADHD) is a common behavioral health condition that impacts 5% to 8% of children and 2.5% of adults worldwide. The symptoms of ADHD are effectively managed with medication, yet patients with ADHD may inconsistently take their medication. We assessed medication adherence among patients with ADHD and identified factors associated with medication adherence that may be utilized to optimize adherence.</p><p><strong>Method: </strong>This is a retrospective, observational study among patients aged 4 years and older with a diagnosis of ADHD at primary care and multispecialty outpatient clinics during May 2021 to May 2023. We assessed sociodemographic characteristics, stratified by medication adherence status (Percentage of Days Covered ≥ 80%) using simple proportion, Student's <i>t</i>-test, and Chi-square test. We conducted univariable and multivariable logistic regression analyses to assess potential medication adherence factors, including sociodemographic characteristics, depressive symptoms, suicide risk, health service utilization, and social determinants of health (SDOH).</p><p><strong>Results: </strong>We found 7,661 patients diagnosed with ADHD, with a mean (<i>SD</i>) age of 21.8 (14.8) years. The ADHD prevalence was 5.5% for patients aged 4 to 12, 4.4% for 13 to 17, and 0.8% for 18+ years old. Most patients were male (56.9%), non-Hispanic White (37.6%), and privately insured (55.1%). Among these patients, only 4,242 (55.4%) were treated with medication. Among 4,011 patients with medication adherence information, the average adherence rate was 56%, and only 1,113 patients (27.5%) met our threshold for adherence to ADHD treatment (80%). Adherence was positively associated with being adults, having more BH and PCP visits, and negatively associated with racial and ethnic minorities and more severe depressive symptoms.</p><p><strong>Conclusion: </strong>Only half of patients with ADHD were treated with medication. Of those treated, less than a third adhered to medication. Age, race and ethnicity, depressive symptoms, and BH and PCP visits were statistically associated with medication adherence. Healthcare providers may need to address factors such as coexisting depressive symptoms, and unmet SDOH needs to improve medication adherence among patients with ADHD. Also, patients reaching adolescence may need enhanced medication management.</p>","PeriodicalId":15237,"journal":{"name":"Journal of Attention Disorders","volume":" ","pages":"10870547251336852"},"PeriodicalIF":2.7,"publicationDate":"2025-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143997638","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"The Impact of Motivation on Sustained Attention in Very Preterm and Term-born Children: An ERP Study.","authors":"Jenny Retzler, Madeleine J Groom, Samantha Johnson, Lucy Cragg","doi":"10.1177/10870547251313888","DOIUrl":"10.1177/10870547251313888","url":null,"abstract":"<p><strong>Objective: </strong>To compare the effect of motivational features on sustained attention in children born very preterm and at term.</p><p><strong>Method: </strong>EEG was recorded while 34 8-to-11-year-old children born very preterm and 34 term-born peers completed two variants of a cued continuous performance task (CPT-AX); a standard CPT-AX with basic shape stimuli, and structurally similar <i>motivating</i> variant, with a storyline, familiar characters, and feedback.</p><p><strong>Results: </strong>Higher hit rates, quicker response times and larger event-related potential (ERP) amplitudes were observed during the motivating, compared with the standard, task. Although groups did not differ in task performance, between-task differences in ERPs associated with orienting were larger in term-born than very preterm children.</p><p><strong>Conclusion: </strong>The findings add to previous evidence of disruption to the brain networks that support salience detection and selective attention in children born preterm. Manipulations that increase intrinsic motivation can promote sustained attention in both term-born and very preterm children.</p>","PeriodicalId":15237,"journal":{"name":"Journal of Attention Disorders","volume":" ","pages":"569-588"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11956374/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143059272","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ricky Haneda, Shizuka Shimabukuro, David Daley, Gail Tripp
{"title":"Associations Between Child and Parent Characteristics and Parenting Stress in Japanese Mothers of Children With Attention Deficit Hyperactivity Disorder (ADHD).","authors":"Ricky Haneda, Shizuka Shimabukuro, David Daley, Gail Tripp","doi":"10.1177/10870547251315226","DOIUrl":"10.1177/10870547251315226","url":null,"abstract":"<p><strong>Objective: </strong>Parents of children with attention deficit hyperactivity disorder (ADHD) experience elevated levels of stress in their parenting role. Understanding what contributes to such stress is important for its management.</p><p><strong>Methods: </strong>We assessed associations between child and parent characteristics and parenting stress in Japanese mothers of 6-12-year-old children with ADHD recruited through the community (<i>n</i> = 51) and hospital child psychiatry/pediatric clinics (<i>n</i> = 124). Hierarchical multiple regression analyses assessed the extent to which child symptom severity (ADHD and ODD), parenting efficacy, depression, and maternal ADHD symptoms explained variance in both child-domain and parent-domain parenting stress.</p><p><strong>Results: </strong>Child symptom severity and maternal depression accounted for significant variance in child-domain parenting stress. Child ODD, parenting efficacy, depression, and maternal ADHD (clinic sample) explained significant variance in parent-domain parenting stress. Exploratory cross-sectional mediational analyses highlight the inter-relatedness of the associations between parenting-efficacy, maternal depression and parent-domain parenting stress. The association between maternal ADHD and parent-domain parenting stress is statistically fully mediated by maternal depression.</p><p><strong>Conclusion: </strong>The pattern of associations between child and parent characteristics and parenting stress in Japanese mothers of children with ADHD are consistent with Abidin's model of parenting stress with implications for clinical management.</p>","PeriodicalId":15237,"journal":{"name":"Journal of Attention Disorders","volume":" ","pages":"554-568"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143189173","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Laura E Knouse, Yueyi Fan, Aditya Narayanan, William D Ellison
{"title":"Avoidant Automatic Thoughts Are Associated With Task Avoidance and Inattention in the Moment: Replication in a Community Sample.","authors":"Laura E Knouse, Yueyi Fan, Aditya Narayanan, William D Ellison","doi":"10.1177/10870547251314924","DOIUrl":"10.1177/10870547251314924","url":null,"abstract":"<p><strong>Purpose: </strong>Avoidant automatic thoughts (AAT) are thoughts that precede or accompany a delay in the starting or ending of a task. In a prior study of college students using Ecological Momentary Assessment (EMA), AATs were frequent daily occurrences and participants with more severe ADHD symptoms at baseline reported more frequent AAT. Importantly, momentary presence of AAT was associated with greater task avoidance and inattentive symptoms. In the current study, we replicated and extended this study in a community sample of adults.</p><p><strong>Method: </strong>We measured AAT in the daily lives of 106 adults using EMA. Data were collected at baseline and up to five times per day for 6 days.</p><p><strong>Results: </strong>Using multilevel modeling, we found that baseline ADHD symptoms predicted more frequent AAT and more severe task avoidance and negative emotion in daily life. Recent presence of AAT was associated with inattention, task avoidance, and slightly elevated negative emotion in the moment. More severe baseline ADHD strengthened the relationship between AAT and both inattention and task avoidance. In exploratory analyses, we found that work tasks and household chores were the most avoided activities and that, instead, people were most likely to be doing other work tasks or engaging in screen time or self-care, respectively.</p><p><strong>Conclusions: </strong>This study replicates and extends our prior findings regarding AAT in daily life and their relationship to ADHD and supports continued research on this construct, which may have clinical utility for intervening in problematic avoidance behaviors.</p>","PeriodicalId":15237,"journal":{"name":"Journal of Attention Disorders","volume":" ","pages":"529-540"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11956385/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143059262","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"The Relationship Between Cognitive Disengagement Syndrome in Children and Cognitive Disengagement Syndrome, Depression, and Anxiety Levels in Their Parents.","authors":"Zuhal Koc Apaydin, Meryem Kasak, Ozlem Karakaya, Hakan Ogutlu, Mustafa Ugurlu, Fiona McNicholas","doi":"10.1177/10870547251323029","DOIUrl":"10.1177/10870547251323029","url":null,"abstract":"<p><strong>Objective: </strong>This study aimed to investigate the relationship between Cognitive Disengagement Syndrome (CDS) symptoms in children/adolescents and their parents within the Turkish population, examining the association with co-occurring ADHD symptoms, peer/social relationships, and total difficulties.</p><p><strong>Method: </strong>The study included 229 parents aged 18 to 50 with children aged 6 to 18 from the staff of Karabuk Training and Research Hospital. Data collection occurred from April to September 2022. Participants completed various scales, including the Adult Concentration Inventory (ACI), Adult ADHD Self-Report Scale (ASRS), Depression Anxiety Stress Scale-21 (DASS-21), Conners' Parent Rating Scale-Revised Short Form (CPRS-R), Strengths and Difficulties Questionnaire (SDQ), and Child and Adolescent Behavior Inventory Sluggish Cognitive Tempo Scale (CABI-SCT).</p><p><strong>Results: </strong>A positive correlation was found between CDS symptoms in children/adolescents and their parents. CDS symptoms in children were also associated with significant comorbidities, such as ADHD, oppositional defiance, peer problems, and internalization problems. In parents, CDS was observed to be associated with levels of depression, anxiety, and stress.</p><p><strong>Conclusion: </strong>The study highlights the strong relationship between CDS symptoms in children and their parents, suggesting potential genetic and environmental factors. CDS is associated with significant mental health comorbidities across all age groups. The findings underscore the need for interventions to support the mental health of both children and parents with CDS. Further research is needed to elucidate the impact and etiology of CDS on family dynamics and mental health.</p>","PeriodicalId":15237,"journal":{"name":"Journal of Attention Disorders","volume":" ","pages":"503-514"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143523650","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Where Is My Mind? The Daydreaming Characteristics Questionnaire, a New Tool to Differentiate Absorptive Daydreaming From Mind-Wandering.","authors":"Nitzan Theodor-Katz, Nirit Soffer-Dudek","doi":"10.1177/10870547251319081","DOIUrl":"10.1177/10870547251319081","url":null,"abstract":"<p><strong>Objective: </strong>Maladaptive daydreaming (MD) is an impairing condition characterized by addiction to narrative, emotional fantasizing, involving dissociative absorption. By compulsively withdrawing toward vivid imaginative scenarios, MD hinders attentional functioning and replaces social interactions. Previous Interview-based research showed clinical importance in differentiating MD from ADHD and the associated construct of mind-wandering. We aimed to create a self-report tool asking directly about the content and structure of distracting thoughts.</p><p><strong>Method: </strong>Two samples, namely, 346 undergraduate students and 381 adults from the general community, completed a novel measure, the Daydreaming Characteristics Questionnaire (DCQ), along with validated measures for ADHD, mind-wandering, MD, dissociation, and general distress.</p><p><strong>Results: </strong>Exploratory Factor Analyses on the DCQ, replicated across both samples, yielded two distinct factors (immersive daydreaming and daydream functionality) uniquely associated with MD.</p><p><strong>Conclusion: </strong>The DCQ represents characteristics of immersive daydreaming much more than general attentional deficiency and is thus useful in differentiating MD from ADHD/mind-wandering distractions.</p>","PeriodicalId":15237,"journal":{"name":"Journal of Attention Disorders","volume":" ","pages":"515-528"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11956380/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143492031","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Matilda A Frick, Anders Brandt, Sandra Hellund, Jan Grimell
{"title":"ADHD and Identity Formation: Adolescents' Experiences From the Healthcare System and Peer Relationships.","authors":"Matilda A Frick, Anders Brandt, Sandra Hellund, Jan Grimell","doi":"10.1177/10870547251318484","DOIUrl":"10.1177/10870547251318484","url":null,"abstract":"<p><strong>Objective: </strong>ADHD is often a lifelong condition, and has grown increasingly prevalent over the past few decades. Adolescence is a period characterized by the quest to develop a coherent identity, yet relatively little research has examined the relationship between ADHD diagnosis and identity. The purpose of this study was to explore the importance of experiences of the healthcare system and of peer relationships in the identity formation of adolescents with ADHD.</p><p><strong>Method: </strong>This was investigated through semi-structured interviews with 10 adolescents (<i>n</i> = 8 females and 2 males) aged 15 to 18 years. An inductive thematic analysis was conducted within a narrative framework.</p><p><strong>Results: </strong>The results revealed seven main themes indicating that ADHD played a central role in the adolescents' self-narratives: (1) limited effect of Child and Adolescent Psychiatry (CAP) contact on identity formation, (2) the ADHD concept as meaning-making, (3) heterogeneity of the role of medication on identity formation, (4) negotiation of identity in relation to others, (5) varying degrees of acceptance in different relationships, (6) perceiving oneself as a troublemaker, and (7) relationship difficulties.</p><p><strong>Conclusions: </strong>Overall, the diagnosis constituted an important narrative and <i>symptoms</i> of ADHD rather than the <i>label</i> of ADHD tended to be stigmatizing. Furthermore, medication affected identity, and some felt pressured to medicate to adhere to social norms. A common pattern was that adolescents set aside their individual identity in favor of their relational identity.</p>","PeriodicalId":15237,"journal":{"name":"Journal of Attention Disorders","volume":" ","pages":"541-553"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11956369/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143440960","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Irony Processing in Adults with ADHD: Evidence From Eye-Tracking and Executive Attention Tasks.","authors":"Marianna Kyriacou, Cecilie Rummelhoff, Franziska Köder","doi":"10.1177/10870547251333819","DOIUrl":"https://doi.org/10.1177/10870547251333819","url":null,"abstract":"<p><strong>Objective: </strong>ADHD is a neurodevelopmental disorder that impacts pragmatic communication abilities in children, including their understanding of verbal irony. This study aims to investigate whether adults with ADHD experience similar challenges in interpreting ironic statements, and to examine the role of executive attention abilities in accounting for any observed differences.</p><p><strong>Methods: </strong>52 adults with ADHD and 55 neurotypical controls participated in an eye-tracking experiment. They read stories that included either literal or ironic statements and answered targeted comprehension questions. We used measures of working memory and fluid intelligence as independent indices of executive attention.</p><p><strong>Results: </strong>The results showed that adults with ADHD were as accurate as the control group in comprehending irony. However, they experienced an additional processing cost, indicated by increased reading times for ironic statements. While fluid intelligence improved comprehension accuracy in the control group, it did not have the same effect for participants with ADHD. Importantly, higher working memory capacity in adults with ADHD was associated with faster processing times, making their irony processing comparable to that of the control group.</p><p><strong>Conclusion: </strong>Our findings underscore the subtle challenges adults with ADHD face in processing irony and highlight the crucial role of working memory in enhancing performance. These insights stress the importance of considering individual cognitive capacities and their interaction with ADHD symptoms to better understand how ADHD impacts pragmatic abilities in adulthood.</p>","PeriodicalId":15237,"journal":{"name":"Journal of Attention Disorders","volume":" ","pages":"10870547251333819"},"PeriodicalIF":2.7,"publicationDate":"2025-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144018712","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Hannah Scott, Erin K Shoulberg, Allison Krasner, Marissa Dennis, Connie L Tompkins, Alan L Smith, Betsy Hoza
{"title":"The Importance of Physical Activity Variability and Its Relation with Attention-Deficit/Hyperactivity Disorder Symptoms in Young Children.","authors":"Hannah Scott, Erin K Shoulberg, Allison Krasner, Marissa Dennis, Connie L Tompkins, Alan L Smith, Betsy Hoza","doi":"10.1177/10870547251335436","DOIUrl":"https://doi.org/10.1177/10870547251335436","url":null,"abstract":"<p><strong>Objectives: </strong>There is a need to examine the utility of objective measures of attention-deficit/hyperactivity disorder (ADHD) symptoms in children. Objective measures of ADHD symptoms, such as physical activity, may provide a more nuanced assessment of behavior that can be used to augment traditional cross-informant ratings of ADHD symptoms by parents and teachers. The most widely used and researched technique for objectively capturing children's physical activity is accelerometry (i.e., the use of small devices that measure gravitational acceleration). The current study examined the unique and interactive effects of mean levels of physical activity (physical activity volume) and intra-individual variability in physical activity (physical activity variability), as measured by accelerometry, on teacher-reported ADHD symptoms (hyperactivity/impulsivity and inattention examined separately).</p><p><strong>Method: </strong>One hundred seventy-six early elementary school students (<i>M</i><sub>age</sub> = 6.83, <i>SD</i> = 0.96, 53% male) from four midwestern schools and four northeastern schools were included. All were participants in a before-school intervention study involving physical activity or a sedentary classroom program. Data were collected using accelerometry during the intervention period and ADHD symptoms were reported by teachers following the intervention. Multiple regression models were used to examine the unique and interactive effects of physical activity volume and physical activity variability on ADHD symptoms.</p><p><strong>Results: </strong>Results demonstrated that physical activity volume was positively associated with hyperactive/impulsive symptoms, whereas physical activity variability was negatively associated with hyperactive/impulsive and inattentive symptoms. Additionally, when both physical activity variables were in the same model, only physical activity variability uniquely predicted ADHD symptoms after accounting for physical activity volume. Specifically, higher physical activity variability was linked with lower hyperactive/impulsive and inattentive symptoms.</p><p><strong>Conclusion: </strong>Objective measures of physical activity volume and physical activity variability may enhance our understanding of physical activity patterns as they relate to ADHD symptoms. Future research should continue to investigate the usability of objective measures of physical activity, and especially physical activity variability, as a screener to identify children at risk for ADHD.</p>","PeriodicalId":15237,"journal":{"name":"Journal of Attention Disorders","volume":" ","pages":"10870547251335436"},"PeriodicalIF":2.7,"publicationDate":"2025-04-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143967475","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}