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Dive into the research topics where Jeffrey S. Karst is active.

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Featured researches published by Jeffrey S. Karst.


Clinical Child and Family Psychology Review | 2012

Parent and Family Impact of Autism Spectrum Disorders: A Review and Proposed Model for Intervention Evaluation

Jeffrey S. Karst; Amy Vaughan Van Hecke

Raising a child with an autism spectrum disorder (ASD) can be an overwhelming experience for parents and families. The pervasive and severe deficits often present in children with ASD are associated with a plethora of difficulties in caregivers, including decreased parenting efficacy, increased parenting stress, and an increase in mental and physical health problems compared with parents of both typically developing children and children with other developmental disorders. In addition to significant financial strain and time pressures, high rates of divorce and lower overall family well-being highlight the burden that having a child with an ASD can place on families. These parent and family effects reciprocally and negatively impact the diagnosed child and can even serve to diminish the positive effects of intervention. However, most interventions for ASD are evaluated only in terms of child outcomes, ignoring parent and family factors that may have an influence on both the immediate and long-term effects of therapy. It cannot be assumed that even significant improvements in the diagnosed child will ameliorate the parent and family distress already present, especially as the time and expense of intervention can add further family disruption. Thus, a new model of intervention evaluation is proposed, which incorporates these factors and better captures the transactional nature of these relationships.


Journal of Autism and Developmental Disorders | 2015

Measuring the Plasticity of Social Approach: A Randomized Controlled Trial of the Effects of the PEERS Intervention on EEG Asymmetry in Adolescents with Autism Spectrum Disorders.

Amy Vaughan Van Hecke; Sheryl Stevens; Audrey M. Carson; Jeffrey S. Karst; Bridget K. Dolan; Kirsten A. Schohl; Ryan J. McKindles; Rheanna Remmel; Scott Brockman

This study examined whether the Program for the Education and Enrichment of Relational Skills (PEERS: Social skills for teenagers with developmental and autism spectrum disorders: The PEERS treatment manual, Routledge, New York, 2010a) affected neural function, via EEG asymmetry, in a randomized controlled trial of adolescents with Autism spectrum disorders (ASD) and a group of typically developing adolescents. Adolescents with ASD in PEERS shifted from right-hemisphere gamma-band EEG asymmetry before PEERS to left-hemisphere EEG asymmetry after PEERS, versus a waitlist ASD group. Left-hemisphere EEG asymmetry was associated with more social contacts and knowledge, and fewer symptoms of autism. Adolescents with ASD in PEERS no longer differed from typically developing adolescents in left-dominant EEG asymmetry at post-test. These findings are discussed via the Modifier Model of Autism (Mundy et al. in Res Pract Persons Severe Disabl 32(2):124, 2007), with emphasis on remediating isolation/withdrawal in ASD.


Journal of Autism and Developmental Disorders | 2013

Brief Report: Visuo-spatial Guidance of Movement during Gesture Imitation and Mirror Drawing in Children with Autism Spectrum Disorders

Nicole Salowitz; Petra Eccarius; Jeffrey S. Karst; Audrey M. Carson; Kirsten A. Schohl; Sheryl Stevens; Amy Vaughan Van Hecke; Robert A. Scheidt

Thirteen autistic and 14 typically developing children (controls) imitated hand/arm gestures and performed mirror drawing; both tasks assessed ability to reorganize the relationship between spatial goals and the motor commands needed to acquire them. During imitation, children with autism were less accurate than controls in replicating hand shape, hand orientation, and number of constituent limb movements. During shape tracing, children with autism performed accurately with direct visual feedback, but when viewing their hand in a mirror, some children with autism generated fewer errors than controls whereas others performed much worse. Large mirror drawing errors correlated with hand orientation and hand shape errors in imitation, suggesting that visuospatial information processing deficits may contribute importantly to functional motor coordination deficits in autism.


Journal of Autism and Developmental Disorders | 2015

Parent and Family Outcomes of PEERS: A Social Skills Intervention for Adolescents with Autism Spectrum Disorder

Jeffrey S. Karst; Amy Vaughan Van Hecke; Audrey M. Carson; Sheryl Stevens; Kirsten A. Schohl; Bridget K. Dolan

Raising a child with an Autism Spectrum Disorder (ASD) is associated with increased family chaos and parent distress. Successful long-term treatment outcomes are dependent on healthy systemic functioning, but the family impact of treatment is rarely evaluated. The Program for the Education and Enrichment of Relational Skills (PEERS) is a social skills intervention designed for adolescents with high-functioning ASD. This study assessed the impact of PEERS on family chaos, parenting stress, and parenting self-efficacy via a randomized, controlled trial. Results suggested beneficial effects for the experimental group in the domain of family chaos compared to the waitlist control, while parents in the PEERS experimental group also demonstrated increased parenting self-efficacy. These findings highlight adjunctive family system benefits of PEERS intervention and suggest the need for overall better understanding of parent and family outcomes of ASD interventions.


Pediatric Blood & Cancer | 2015

Providing Children and Adolescents Opportunities for Social Interaction as a Standard of Care in Pediatric Oncology

Heather L. Christiansen; Kristin Bingen; Jennifer Hoag; Jeffrey S. Karst; Blanca Velázquez‐Martin; Lamia P. Barakat

Experiences with peers constitute an important aspect of socialization, and children and adolescents with cancer may experience reduced social interaction due to treatment. A literature review was conducted to investigate the evidence to support a standard of care evaluating these experiences. Sixty‐four articles were reviewed using the Grading of Recommendations Assessment, Development and Evaluation (GRADE) criteria. Moderate quality of evidence suggest that social interaction can be beneficial to increase knowledge, decrease isolation, and improve adjustment and constitute an important, unmet need. The evidence supports a strong recommendation for youth with cancer to be provided opportunities for social interaction following a careful assessment of their unique characteristics and preferences.


Journal of Perinatology | 2014

Cardiorespiratory events in extremely low birth weight infants: neurodevelopmental outcome at 1 and 2 years

Michelle M. Greene; Kousiki Patra; S Khan; Jeffrey S. Karst; Michael N. Nelson; Jean M. Silvestri

Objective:To examine the association between cardiorespiratory events (CRE) and neurodevelopmental (ND) outcome at 8 and 20 months corrected age (CA) in a contemporary extremely low birth weight (ELBW )cohort.Study Design:Retrospective chart review of 98 ELBW infants born in 2009 to 2010 who completed ND assessments at 8 and 20 months CA. Neonatal, sociodemographic, CRE and ND data were collected. ND outcome measures included neurologic examination and results from the Bayley Scales of Infant and Toddler Development-III. Multiple regression analyses adjusted for the impact of neonatal risk factors on ND outcome.Result:After adjusting for neonatal and social variables, greater frequency of CRE was related to worse language scores at 8 months, while CRE of greater severity were related to worse language at 20 months CA.Conclusion:CRE in ELBW infants have impact on language development in the first two years of life.


Journal of Autism and Developmental Disorders | 2017

Brief Report: Does Gender Matter in Intervention for ASD? Examining the Impact of the PEERS ® Social Skills Intervention on Social Behavior Among Females with ASD

Alana J. McVey; Hillary Schiltz; Angela Haendel; Bridget K. Dolan; Kirsten S. Willar; Sheryl Pleiss; Jeffrey S. Karst; Audrey M. Carson; Christina Caiozzo; Elisabeth M. Vogt; Amy Vaughan Van Hecke

A paucity of research has been conducted to examine the effect of social skills intervention on females with ASD. Females with ASD may have more difficulty developing meaningful friendships than males, as the social climate can be more complex (Archer, Coyne, Personality and Social Psychology Review 9(3):212–230, 2005). This study examined whether treatment response among females differed from males. One hundred and seventy-seven adolescents and young adults with ASD (N = 177) participated in this study. When analyzed by group, no significant differences by gender emerged: PEERS® knowledge (TASSK/TYASSK, p = .494), direct interactions (QSQ, p = .762), or social responsiveness (SRS, p = .689; SSIS-RS, p = .482). Thus, females and males with ASD respond similarly to the PEERS® intervention.


Journal of Autism and Developmental Disorders | 2016

Brief Report: Assessment of Intervention Effects on In Vivo Peer Interactions in Adolescents with Autism Spectrum Disorder (ASD)

Bridget K. Dolan; Amy Vaughan Van Hecke; Audrey M. Carson; Jeffrey S. Karst; Sheryl Stevens; Kirsten A. Schohl; Stephanie Potts; Jenna Kahne; Nina Linneman; Rheanna Remmel; Emily Hummel

This study aimed to evaluate the effectiveness of a randomized controlled trial of a social skills intervention, the Program for the Education and Enrichment of Relational Skills (PEERS: Laugeson et al. in J Autism Dev Disord 39(4): 596–606, 2009), by coding digitally recorded social interactions between adolescent participants with ASD and a typically developing adolescent confederate. Adolescent participants engaged in a 10-min peer interaction at pre- and post-treatment. Interactions were coded using the Contextual Assessment of Social Skills (Ratto et al. in J Autism Dev Disord 41(9): 1277–1286, 2010). Participants who completed PEERS demonstrated significantly improved vocal expressiveness, as well as a trend toward improved overall quality of rapport, whereas participants in the waitlist group exhibited worse performance on these domains. The degree of this change was related to knowledge gained in PEERS.


Journal of Pediatric Hematology Oncology | 2015

Recognition and treatment of concurrent active and neurodegenerative langerhans cell histiocytosis: a case report.

Matthew J. Ehrhardt; Jeffrey S. Karst; Patricia A. Donohoue; Mohit Maheshwari; Kenneth L. McClain; Kristin Bingen; Michael E. Kelly

Langerhans cell histiocytosis (LCH) is a disorder of dendritic cell proliferation with subsequent tissue damage often requiring chemotherapy. Neurodegenerative LCH presents with neuromuscular, cognitive, and behavioral alterations typically occurring years after diagnosis of active LCH. We present a male child with a 4-year history of growth arrest, polyuria, polydipsia, recurrent otitis media, and seborrheic dermatitis. Cutaneous biopsies confirmed LCH and chemotherapy was initiated. During treatment for active LCH he developed neuropsychiatric decline. White matter changes on brain MRI were consistent with neurodegenerative LCH. Treatment was changed to cytarabine and intravenous immunoglobulin. After 1 year of therapy the patient experienced neuropsychological improvement.


Journal of Autism and Developmental Disorders | 2018

Changes in Depressive Symptoms Among Adolescents with ASD Completing the PEERS ® Social Skills Intervention

Hillary Schiltz; Alana J. McVey; Bridget K. Dolan; Kirsten S. Willar; Sheryl Pleiss; Jeffrey S. Karst; Audrey M. Carson; Christina Caiozzo; Elisabeth M. Vogt; Brianna D. Yund; Amy Vaughan Van Hecke

Depression is a common concern among people with autism spectrum disorder (ASD) and is often associated with social skills and relationship challenges. The present data, from a randomized controlled trial, examined the effect of PEERS® on self-reported depressive symptoms via the Children’s Depression Inventory (CDI) among 49 adolescents with ASD. Findings revealed that many CDI subscale scores declined (p’s < 0.05) and were related to direct social contact on the Quality of Socialization Questionnaire at posttest (p’s < 0.05). Exploratory analyses uncovered that suicidality was less evident following PEERS®. Findings support the notion that social functioning and depression may be intimately intertwined in ASD; therefore, bolstering social skills in ASD may positively influence other domains of functioning, including mental health.

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