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Dive into the research topics where Danny C. Duke is active.

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Featured researches published by Danny C. Duke.


Journal of Pediatric Psychology | 2008

Glycemic Control in Youth with Type 1 Diabetes: Family Predictors and Mediators

Danny C. Duke; Gary R. Geffken; Adam B. Lewin; Laura B. Williams; Eric A. Storch; Janet H. Silverstein

OBJECTIVE This study examined predictive and mediated relationships among youth perception of critical parenting, Child Behavior Checklist Externalizing Subscale (CBCL) externalizing problem scores, adherence, and (hemoglobin A(1c) HbA(1c)), in youth with type 1 diabetes from low socioeconomic status families. METHODS Caregiver/youth dyads (n = 120) completed diabetes specific measures of family functioning regarding diabetes management and structured adherence interviews. Parents completed the CBCL, while assays of youth HbA(1c) were performed. Analyses were conducted using hierarchical linear regression. RESULTS Combined measures predicted 44% of the variance in HbA(1c). Adherence partially mediated critical parenting and HbA(1c), while critical parenting and adherence mediated CBCL externalizing problem scores and HbA(1c). CBCL externalizing problem scores did not mediate critical parenting and HbA1(c). CONCLUSIONS The presence of youth perceptions of critical parenting and youth externalizing behavior problems may interfere with adherence, leading to increases in HbA(1c).


Clinical Psychology Review | 2010

Trichotillomania: A current review.

Danny C. Duke; Mary L. Keeley; Gary R. Geffken; Eric A. Storch

This review provides a broad and thorough synthesis of the Trichotillomania (TTM) literature as a resource for health professionals seeking the most current and complete information available. For the treatment provider, up to date information can help inform assessment, treatment, or referral decisions. For the student, this review provides a general overview and broad background information necessary to better understand hair-pulling and associated problems. For the researcher, information can help inform study planning. Prevalence, gender distributions, comorbidities, subtypes, and phenomenological characteristics are presented. Etiological theories are reviewed, and assessment and treatment options are offered. The validity of current DSM requirements is discussed and psychological and psychiatric treatment options are presented and evaluated for their strength of recommendation. Challenges to research and treatment are presented and directions for future research are suggested.


Journal of Pediatric Psychology | 2009

Validity and Reliability of an Adolescent and Parent Rating Scale of Type 1 Diabetes Adherence Behaviors: The Self-Care Inventory (SCI)

Adam B. Lewin; Annette M. LaGreca; Gary R. Geffken; Laura B. Williams; Danny C. Duke; Eric A. Storch; Janet H. Silverstein

OBJECTIVE Accurate assessment of diabetes regimen adherence behaviors in youth is a challenging endeavor and is limited by a paucity of empirically supported measures. The purpose of this research is to further demonstrate the validity and reliability of the Self-Care Inventory (SCI), a youth and parent report measure of adherence with diabetes self-care behaviors. The SCI was chosen given its ease of implementation, applicability to multiple diabetes regimens, and dual parent/youth formats. METHODS Participants were 164 youth with type 1 diabetes and a parent. Measures were administered at regular office visits to a tertiary care diabetes clinic. RESULTS The SCI has strong psychometric properties, including adequate internal consistency, parent-youth agreement, and test-retest agreement. Relations between the SCI and a structured interview of diabetes adherence (the Diabetes Self-Management Profile; DSMP) and hemoglobin A1c (HbA1c) were strong. CONCLUSIONS In addition to demonstrating strong psychometrics, this research provides independent support for the SCI. Thus, the SCI is consistent with recent criteria proposed by Quittner et al. (Journal of Pediatric Psychology, 33, 916-936) for an empirically supported measure of regimen adherence. Although other methods of accessing adherence may provide more comprehensive assessments, the brevity, ease-of-implementation, and robustness for multiple regimens makes the SCI an ideal tool for clinicians and researchers.


Current Diabetes Reports | 2014

Executive Function, Adherence, and Glycemic Control in Adolescents with Type 1 Diabetes: a Literature Review

Danny C. Duke; Michael A. Harris

The aim of the present review was to examine and report findings from published research to date that has examined associations between executive function (EF), adherence, and glycemic control in youth with type 1 diabetes. A review of the published research is presented with the objectives of reporting the following: (1) the associations between EF and adherence, (2) the associations between EF and glycemic control, (3) proposed methodological considerations needed to advance related research, (4) recommendations for future research, and (5) clinical recommendations. The major conclusions of this review support the presence of an association between EF, adherence, and glycemic control. Additional prospective and controlled studies are necessary to fully understand the impact of EF on the ability of youth to independently manage type 1 diabetes.


Diabetes Care | 2015

Seeing Is Believing: Using Skype to Improve Diabetes Outcomes in Youth

Michael A. Harris; Kurt A. Freeman; Danny C. Duke

OBJECTIVE The objective of this study was to compare the relative effectiveness of two modes of delivering Behavioral Family Systems Therapy for Diabetes (BFST-D) to improve adherence and glycemic control among adolescents with type 1 diabetes with suboptimal glycemic control (HbA1c ≥9.0% [≥74.9 mmol/mol]): face to face in clinic (Clinic) and Internet videoconferencing (Skype) conditions. RESEARCH DESIGN AND METHODS Adolescents aged 12 to 18 years and at least one adult caregiver were randomized to receive BFST-D via the Clinic or Skype condition. Participants completed up to 10 therapy sessions within a 12-week period. Changes in youth- and parent-reported adherence and glycemic control were compared before and after the intervention and at follow-up assessment. RESULTS Using an intent-to-treat analytic approach, no significant between-group differences were identified between the before, after, and follow-up assessments. Groups were collapsed to examine the overall effects of BFST-D on adherence and glycemic control. Results identified that statistically significant improvements in adherence and glycemic control occurred from before to after the intervention; improvements were maintained at 3-month follow-up. CONCLUSIONS Delivery of BFST-D via Internet-based videoconferencing is viable for addressing nonadherence and suboptimal glycemic control in adolescents with type 1 diabetes, potentially reducing important barriers to care for youth and families.


Journal of diabetes science and technology | 2013

Behavioral Health Care for Adolescents with Poorly Controlled Diabetes via Skype: Does Working Alliance Remain Intact?

Kurt A. Freeman; Danny C. Duke; Michael A. Harris

Background: Increasingly various technologies are being tested to deliver behavioral health care. Delivering services via videoconferencing shows promise. Given that the patient-provider relationship is a strong predictor of patient adherence to medical regimens, addressing relationship quality when services are not delivered face-to-face is critical. To that end, we compared the therapeutic alliance when behavioral health care was delivered to youth with poorly controlled type 1 diabetes mellitus (T1DM) and their caregivers in-clinic with the same services delivered via Internet-based videoconferencing (i.e., Skype™). Methods: Seventy-one adolescents with poorly controlled T1DM (hemoglobin A1c ≤9%) and one of their caregivers received up to 10 sessions of a family-based behavioral health intervention previously shown to improve adherence to diabetes regimens and family functioning; 32 were randomized to the Skype condition. Youth and caregivers completed the working alliance inventory (WAI), a 36-item measure of therapeutic alliance, at the end of treatment. Additionally, the number of behavioral health sessions completed was tracked. Results: No significant differences in WAI scores were found for those receiving behavioral health care via Skype versus in-clinic. Youth WAI goal and total scores were significantly associated with the number of sessions completed for those in the clinic group. Conclusion: Behavioral health can be delivered to youth with T1DM via Internet-based videoconferencing without significantly impacting the therapeutic relationship. Thus, for those adolescents with T1DM who require specialized behavioral health care that targets T1DM management, Internet-based teleconferencing represents a viable alternative to clinic-based care.


American Journal of Lifestyle Medicine | 2011

Transitioning From Pediatric to Adult Health Care: Dropping Off the Face of the Earth

Michael A. Harris; Kurt A. Freeman; Danny C. Duke

The challenges faced by the young adults transitioning from pediatric to adult health care services are numerous and often daunting. They include characteristics of the patient and their family, pediatric and adult treatment teams, and institutional and health care systems policies. Although recognition of the issues and problems of transition has increased during the past decade, meaningful systematic changes have not occurred. Herein, the authors provide the background and general information necessary to better understand the difficulties associated with transition that affect many young adults. The challenges of transition are systematically presented and organized by patient, family, pediatric treatment team, adult treatment team, and institutional and system issues. Recommendations are provided for each of these areas, beginning with an emphasis on institutional and health care systems policy revisions that are a foundational and necessary element to build meaningful change. In addition, recommendations are provided that are specific to pediatric and adult health care teams, as well as patients and families. Suggestions are presented for needed research, and finally, conclusions and practical and applicable recommendations for pediatricians or adult health care providers are proposed.


Journal of Clinical Psychology in Medical Settings | 2005

The Diabetes Family Behavior Checklist: A Psychometric Evaluation

Adam B. Lewin; Gary R. Geffken; Amanda D. Heidgerken; Danny C. Duke; Wendy Novoa; Laura B. Williams; Eric A. Storch

The Diabetes Family Behavior Checklist (DFBC) assesses supportive and non-supportive parental behavior specific to diabetes management via parent and child reports. The DFBC was administered to 133 children with type 1 diabetes (T1D) and their caregivers. Subsequent analysis verified the two-factor structure of the DFBC corresponding to positive and negative support behaviors. Internal consistency was high for DFBC scores. Moderate to strong correlations with other measures of diabetes-specific familial behaviors, adherence, and metabolic control support the validity of the DFBC. Clinical application of the DFBC is discussed.


Journal of Pediatric Psychology | 2014

Systematic Review and Meta-Analysis of Behavioral Interventions for Fecal Incontinence With Constipation

Kurt A. Freeman; Andrew R. Riley; Danny C. Duke; Rongwei Fu

BACKGROUND Multiple treatments exist for fecal incontinence. However, the relative and additive influence of commonly used behavioral approaches remains unclear. OBJECTIVE We conducted a systematic review of randomized controlled trials to synthesize the effects of behavioral treatment of fecal incontinence with constipation in children aged 4-18 years. Mixed treatment comparisons (MTCs) and random effects models were used to analyze outcomes. Risk of bias and quality of evidence were rated. RESULTS Although 10 studies were identified for MTCs, results did not yield reliable or valid estimates. Four studies were retained for random effects pooled outcome analysis. Results indicated that behavioral intervention was more effective than control conditions for author-defined success and soiling frequency. CONCLUSION Although evidence supports behavioral treatments for fecal incontinence with constipation in children, available evidence is limited. More and higher-quality trials are needed to better understand the relative effects of different treatments, including behavioral strategies.


Journal of Pediatric Psychology | 2010

Brief Report: Normative Data on a Structured Interview for Diabetes Adherence in Childhood

Adam B. Lewin; Eric A. Storch; Laura B. Williams; Danny C. Duke; Janet H. Silverstein; Gary R. Geffken

OBJECTIVE This study provides normative data, divided by age and gender, for the Diabetes Self-Management Profile (DSMP), an empirically supported structured interview that assesses adherence with the type 1 diabetes treatment regimen. Despite wide use, normative data on the DSMP have yet to be reported. METHODS The sample included 444 parents and 275 youth with type 1 diabetes. The DSMP was administered by a trained clinician. RESULTS For both child and parent ratings of adherence, means and standard deviations for the overall sample and subdivision by gender and three age groups are presented for normative comparisons. Subscale data (e.g., glucose monitoring, diet, exercise) are similarly presented. Lower adherence scores were reported among older adolescents relative to preadolescents. CONCLUSIONS The literature has lacked normative data on pediatric diabetes adherence. These data present means and standard deviations for parent and child ratings of regimen adherence from a relatively large sample of youth with diabetes that can be utilized for normative comparisons for clinical and research purposes.

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Eric A. Storch

University of South Florida

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Adam B. Lewin

University of South Florida

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