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Research & Publications

CDKL5 Deficiency Disorder

 Benke TA, Demarest S, Angione K, Downs J, Leonard H, Saldaris J, Marsh ED, Olson H, Haviland I. 2024 Apr 11 [updated 2025 May 1]. In: Adam MP, Feldman J, Mirzaa GM, Pagon RA, Wallace SE, Amemiya A, editors. GeneReviews® [Internet]. Seattle (WA): University of Washington, Seattle; 1993–2025. PMID: 38603524. 

Psychometric evaluation of clinician- and caregiver-reported clinical severity assessments for...

 Saldaris JM, Jacoby P, Downs J, Marsh ED, Leonard H, Pestana-Knight E, Rajaraman R, Weisenberg J, Suter B, Olson HE, Price D, Hong W, Prange E, Benke TA, Demarest S.  Epilepsia. 2024 Oct;65(10):3064-3075. doi: 10.1111/epi.18094. Epub 2024 Aug 27. PMID: 39190322; PMCID: PMC11495992. 

Parent-reported outcome measures evaluating communication in individuals with rare neurodevelop...

 Saldaris JM, Ayalde J, Kankanange S, Keeley J, Leonard H, Jacoby P, Marsh ED, Benke TA, Demarest ST, Downs J.  Int J Lang Commun Disord. 2024 Nov-Dec;59(6):2528-2553. doi: 10.1111/1460-6984.13100. Epub 2024 Aug 14. PMID: 39141588; PMCID: PMC11649302. 

Modification of a parent-report sleep scale for individuals with CDKL5 deficiency disorder: a...

 Saldaris JM, Demarest S, Jacoby P, Olson HE, Maski K, Pestana-Knight E, Price D, Rajaraman R, Suter B, Weisenberg J, Leonard H, Marsh ED, Benke TA, Downs J.  J Clin Sleep Med. 2024 Dec 1;20(12):1887-1893. doi: 10.5664/jcsm.11244. PMID: 38963064; PMCID: PMC11609843. 

Communication of individuals with CDKL5 deficiency disorder as observed by caregivers: A...

 Keeley J, Benson-Goldberg S, Saldaris J, Lariviere J, Leonard H, Marsh ED, Demarest ST, Benke TA, Jacoby P, Downs J.  Am J Med Genet A. 2024 Jul;194(7):e63570. doi: 10.1002/ajmg.a.63570. Epub 2024 Feb 29. PMID: 38425131; PMCID: PMC11161303. 

Adapting a measure of gross motor skills for individuals with CDKL5 deficiency disorder: A psych...

Amin S, Monaghan M, Aledo-Serrano A, Bahi-Buisson N, Chin RF, Clarke AJ, Cross JH, Demarest S, Devinsky O, Downs J, Pestana Knight EM, Olson H, Partridge CA, Stuart G, Trivisano M, Zuberi Saldaris JM, Jacoby P, Marsh ED, Suter B, Leonard H, Olson HE, Rajaraman R, Pestana-Knight E, Weisenberg J, Price D, Drummond C, Benke TA, Demarest S, Downs J. Saldaris JM, Jacoby P, Marsh ED, Suter B, Leonard H, Olson HE, Rajaraman R, Pestana-Knight E, Weisenberg J, Price D, Drummond C, Benke TA, Demarest S, Downs J.  Epilepsy Res. 2024 Feb;200:107287. doi: 10.1016/j.eplepsyres.2024.107287. Epub 2024 Jan 15. PMID: 38237219; PMCID: PMC11725349. 

The development, content and response process validation of a caregiver-reported severity measure

 Ziniel SI, Mackie A, Saldaris J, Leonard H, Jacoby P, Marsh ED, Suter B, Pestana-Knight E, Olson HE, Price D, Weisenberg J, Rajaraman R, VanderVeen G, Benke TA, Downs J, Demarest S. Epilepsy Res. 2023 Nov;197:107231. doi: 10.1016/j.eplepsyres.2023.107231. Epub 2023 Sep 20. PMID: 37751639; PMCID: PMC10760432. 

Validating the communication and symbolic behaviour scale developmental profile infant toddler...

Saldaris J, Leonard H, Wong K, Jacoby P, Spence M, Marsh ED, Benke TA, Demarest ST, Downs J.  J Autism Dev Disord. 2023 May 15. doi: 10.1007/s10803-023-06002-w. Online ahead of print. PMID: 37184758 

Epileptic Spasms in CDKL5 Deficiency Disorder: Delayed Treatment and Poor Response to First-line...

Olson HE, Demarest S, Pestana-Knight E, Moosa AN, Zhang X, Pérez-Pérez JR, Weisenberg J, O'Connor Prange E, Marsh ED, Rajaraman RR, Suter B, Katyayan A, Haviland I, Daniels C, Zhang B, Greene C, DeLeo M, Swanson L, Love-Nichols J, Benke T, Harini C, Poduri A.  Epilepsia. 2023 Apr 28. doi: 10.1111/epi.17630. Online ahead of print. PMID: 37114835 

Comparison of evoked potentials across four related developmental encephalopathies.

Saby JN, Peters SU, Benke TA, Standridge SM, Swanson LC, Lieberman DN, Olson HE, Key AP, Percy AK, Neul JL, Nelson CA, Roberts TPL, Marsh ED.  J Neurodev Disord. 2023 Mar 4;15(1):10. doi: 10.1186/s11689-023-09479-9. PMID: 36870948; PMCID: PMC9985257. 

Psychometric properties of QI-Disability in CDKL5 Deficiency Disorder: Establishing readiness for...

Saldaris JM, Jacoby P, Leonard H, Benke TA, Demarest S, Marsh ED, Downs J.  Epilepsy Behav. 2023 Feb;139:109069. doi: 10.1016/j.yebeh.2022.109069. Epub 2023 Jan 10. PMID: 36634535; PMCID: PMC9899310. 

Electrophysiological biomarkers of brain function in CDKL5 deficiency disorder.

 Saby JN, Mulcahey PJ, Zavez AE, Peters SU, Standridge SM, Swanson LC, Lieberman DN, Olson HE, Key AP, Percy AK, Neul JL, Nelson CA, Roberts TPL, Benke TA, Marsh ED.  Brain Commun. 2022;4(4):fcac197. PubMed PMID: 35974796 

International Consensus Recommendations for the Assessment and Management of Individuals With CDKL5.

Amin S, Monaghan M, Aledo-Serrano A, Bahi-Buisson N, Chin RF, Clarke AJ, Cross JH, Demarest S, Devinsky O, Downs J, Pestana Knight EM, Olson H, Partridge CA, Stuart G, Trivisano M, Zuberi S, Benke TA.  Front Neurol. 2022;13:874695. PubMed PMID: 35795799 

Analysis of electrocardiograms in individuals with CDKL5 deficiency disorder.

Stansauk J, Fidell A, Benke T, Schaffer M, Demarest ST.  Am J Med Genet A. 2023 Jan;191(1):108-111. doi: 10.1002/ajmg.a.62995. Epub 2022 Nov 13. PMID: 36372969; PMCID: PMC9886132. 

Factors influencing the attainment of major motor milestones in CDKL5 deficiency disorder.

 Wong K, Junaid M, Demarest S, Saldaris J, Benke TA, Marsh ED, Downs J, Leonard H.  Eur J Hum Genet. 2023 Feb;31(2):169-178. doi: 10.1038/s41431-022-01163-1. Epub 2022 Aug 18.PMID: 35978140 

Quality of life beyond diagnosis in intellectual disability - Latent profiling.

Leonard H, Whitehouse A, Jacoby P, Benke T, Demarest S, Saldaris J, Wong K, Reddihough D, Williams K, Downs J.  Res Dev Disabil. 2022 Oct;129:104322. doi: 10.1016/j.ridd.2022.104322. Epub 2022 Aug 5. PMID: 35939908; PMCID: PMC9792277. 

The Lived Experience of Parents' Receiving the Diagnosis of CDKL5 Deficiency Disorder for Their...

Demarest S, Marsh R, Treat L, Fisher MP, Dempsey A, Junaid M, Downs J, Leonard H, Benke T, Morris MA.  J Child Neurol. 2022 May;37(6):451-460. doi: 10.1177/08830738221076285. Epub 2022 Feb 23. PMID: 35196159; PMCID: PMC10231496. 

Improving clinical trial readiness to accelerate development of new therapeutics for Rett syndrome.

 Leonard H, Gold W, Samaco R, Sahin M, Benke T, Downs J.  Orphanet J Rare Dis. 2022 Mar 4;17(1):108. doi: 10.1186/s13023-022-02240-w. PMID: 35246185; PMCID: PMC8894842. 

Negative impact of insomnia and daytime sleepiness on quality of life in individuals with the...

Downs J, Jacoby P, Saldaris J, Leonard H, Benke T, Marsh E, Demarest S.  J Sleep Res. 2022 Oct;31(5):e13600. doi: 10.1111/jsr.13600. Epub 2022 Apr 12. PMID: 35415902; PMCID: PMC9489598.

Initial Validation and Reliability of the CDKL5 Deficiency Disorder Hand Function Scale (CDD-Hand).

Saldaris J, Leonard H, Jacoby P, Marsh ED, Benke TA, Demarest S, Downs J.  J Child Neurol. 2022 May;37(6):541-547. doi: 10.1177/08830738221091044. Epub 2022 Apr 14. PMID: 35422141; PMCID: PMC9149062. 

CDKL5 deficiency disorder: clinical features, diagnosis, and management.

 Leonard H, Downs J, Benke TA, Swanson L, Olson H, Demarest S. Lancet Neurol. 2022 Jun;21(6):563-576. doi: 10.1016/S1474-4422(22)00035-7. Epub 2022 Apr 25. PMID: 35483386; PMCID: PMC9788833. 

Devising a Missing Data Rule for a Quality of Life Questionnaire-A Simulation Study.

Jacoby P, Whitehouse A, Leonard H, Saldaris J, Demarest S, Benke T, Downs J.  J Dev Behav Pediatr. 2022 Aug 1;43(6):e414-e418. doi: 10.1097/DBP.0000000000001061. Epub 2022 Jan 24. PMID: 35075044; PMCID: PMC9308825. 

Current neurologic treatment and emerging therapies in CDKL5 deficiency disorder.

Olson HE, Daniels CI, Haviland I, Swanson LC, Greene CA, Denny AMM, Demarest ST, Pestana-Knight E, Zhang X, Moosa AN, Fidell A, Weisenberg JL, Suter B, Fu C, Neul JL, Percy AK, Marsh ED, Benke TA, Poduri A.J Neurodev Disord. 2021 Sep 16;13(1):40. doi: 10.1186/s11689-021-09384-z.PMID: 34530725 

Cerebral Visual Impairment in CDKL5 Deficiency Disorder Correlates With Developmental Achievement.

Brock D, Fidell A, Thomas J, Juarez-Colunga E, Benke TA, Demarest S.J Child Neurol. 2021 Oct;36(11):974-980. doi: 10.1177/08830738211019284.PMID: 34547934

Content Validation of Clinician-Reported Items for a Severity Measure for CDKL5 Deficiency Disorder.

Saldaris J, Weisenberg J, Pestana-Knight E, Marsh ED, Suter B, Rajaraman R, Heidary G, Olson HE, Devinsky O, Price D, Jacoby P, Leonard H, Benke TA, Demarest S, Downs J.J Child Neurol. 2021 Oct;36(11):998-1006. doi: 10.1177/08830738211019576. Epub 2021 Aug 11.PMID: 34378447

Cerebral visual impairment in CDKL5 deficiency disorder: vision as an outcome measure.

Olson HE, Costantini JG, Swanson LC, Kaufmann WE, Benke TA, Fulton AB, Hansen R, Poduri A, Heidary G.Dev Med Child Neurol. 2021 Nov;63(11):1308-1315. doi: 10.1111/dmcn.14908. Epub 2021 May 24.PMID: 34028805

Exploring genotype-phenotype relationships in the CDKL5 deficiency disorder using an inter...

MacKay CI, Wong K, Demarest ST, Benke TA, Downs J, Leonard H.Clin Genet. 2021 Jan;99(1):157-165. doi: 10.1111/cge.13862. Epub 2020 Oct 20.PMID: 33047306

Severity Assessment in CDKL5 Deficiency Disorder.

Demarest S, Pestana-Knight EM, Olson HE, Downs J, Marsh ED, Kaufmann WE, Partridge CA, Leonard H, Gwadry-Sridhar F, Frame KE, Cross JH, Chin RFM, Parikh S, Panzer A, Weisenberg J, Utley K, Jaksha A, Amin S, Khwaja O, Devinsky O, Neul JL, Percy AK, Benke TA.Pediatr Neurol. 2019 Aug;97:38-42. doi: 10.1016/j.pediatrneurol.2019.03.017. Epub 2019 Mar 27.PMID: 31147226

CDKL5 deficiency disorder: Relationship between genotype, epilepsy, cortical visual impairment...

Demarest ST, Olson HE, Moss A, Pestana-Knight E, Zhang X, Parikh S, Swanson LC, Riley KD, Bazin GA, Angione K, Niestroj LM, Lal D, Juarez-Colunga E, Benke TA.Epilepsia. 2019 Aug;60(8):1733-1742. doi: 10.1111/epi.16285. Epub 2019 Jul 16.PMID: 31313283

Cyclin-Dependent Kinase-Like 5 Deficiency Disorder: Clinical Review.

Olson HE, Demarest ST, Pestana-Knight EM, Swanson LC, Iqbal S, Lal D, Leonard H, Cross JH, Devinsky O, Benke TA.Pediatr Neurol. 2019 Aug;97:18-25. doi: 10.1016/j.pediatrneurol.2019.02.015. Epub 2019 Feb 23.PMID: 30928302 

CDKL5 variants: Improving our understanding of a rare neurologic disorder.

Hector RD, Kalscheuer VM, Hennig F, Leonard H, Downs J, Clarke A, Benke TA, Armstrong J, Pineda M, Bailey MES, Cobb SR.Neurol Genet. 2017 Dec 15;3(6):e200. doi: 10.1212/NXG.0000000000000200. eCollection 2017 Dec.PMID: 29264392

Abstracts

Stability and Meaningful Change Estimation Using a Measure of Global Severity in CDKL5 Deficiency...

Peter Jacoby, MSc – The Kids Research Institute Australia; Jenny Downs, MSc – The Kids Research Institute Australia; Eric Marsh, MD, PhD – Children's Hospital of Philadelphia; Jacinta Saldaris, PhD – The Kids Research Institute Australia; Helen Leonard, MBChB – The Kids Research Institute Australia; Bernhard Suter, MD – Baylor College of Medicine; Elia Pestana Knight, MD – Cleveland Clinic Epilepsy Center; Heather Olson, MD, MS – Boston Children's Hospital, Harvard Medical School; Dana Price, MD – NYU Langone Health; Judith Weisenberg, MD – Washington University of St. Louis; Rajsekar Rajaraman, MD, MS – UCLA Mattel Children's Hospital; Scott Demarest, MD – Children's Hospital Colorado; Tim Benke, MD – University of Colorado School of Medicine. https://aesnet.org/abstractslisting/stability-and-meaningful-change-estimation-using-a-measure-of-global-severity-in-cdkl5-deficiency-disorder-readiness-for-clinical-trials

Mapping Variants in CDKL5 to Assess Potential Impact of DNA or RNA Base Therapies

 Hailey Osika, BA – Boston Children's Hospital; Aubrie Soucy Verran, BA – Boston Children's Hospital; Lindsay Swanson, MS, CGC – Boston Children's Hospital; Zoë Frazier, MS, CGC – Boston Children's Hospital; Isabel Haviland, MD – Boston Children's Hospital; Jenna Lucash, BA – Boston Children's Hospital; Nancy Aly, MD – Boston Children's Hospital; Christelle Moufawad el Achkar, MD – Boston Children's Hospital; William Hong, MD – Boston Children's Hospital; Helen Leonard, MBChB – Telethon Kids Institute; Jenny Downs, PhD – Telethon Kids Institute; Holly Dubs, MS, CGC – Children's Hospital of Philadelphia; Timothy Yu, MD, PhD – Boston Children's Hospital; Bernhard Suter, MD – Baylor College of Medicine; Rajsekar Rajaraman, MD, MS – UCLA Mattel Children's Hospital; Judith Weisenberg, MD – Washington University of St. Louis; Elia Pestana Knight, MD – Cleveland Clinic Epilepsy Center; Eric Marsh, MD PhD – Children's Hospital of Philadelphia; Dana Price, MD – NYU Langone Health; Scott Demarest, MD – Children's Hospital Colorado; Tim Benke, MD – University of Colorado School of Medicine; Heather Olson, MD, MS – Boston Children's Hospital, Harvard Medical School. https://aesnet.org/abstractslisting/mapping-variants-in-cdkl5-to-assess-potential-impact-of-dna-or-rna-based-therapies

Modification of a Parent-report Sleep Scale for Individuals with CDKL5 Deficiency Disorder: A...

Jacinta Saldaris, PhD – Telethon Kids Institute; Scott Demarest, MD – Children's Hospital Colorado; Peter Jacoby, MSc – Telethon Kids Institute; Heather Olson, MD, MS – Boston Children's Hospital, Harvard Medical School; Kiran Maski, MD – Boston Children’s Hospital
Elia Pestana Knight, MD – Cleveland Clinic Epilepsy Center; Dana Price, MD – NYU Langone Health; Rajsekar Rajaraman, MD, MS – UCLA Mattel Children's Hospital; Bernhard Suter, MD – Baylor College of Medicine; Judith Weisenberg, MD – Washington University of St. Louis; Helen Leonard, MBChB – Telethon Kids Institute; Eric Marsh, MD PhD – Children's Hospital of Philadelphia; Tim Benke, MD – University of Colorado School of Medicine; Jenny Downs, PhD – Telethon Kids Institute. https://aesnet.org/abstractslisting/modification-of-a-parent-report-sleep-scale-for-individuals-with-cdkl5-deficiency-disorder-a-psychometric-study

Quantitative EEG as an Objective Outcome Measure for CDKL5 Deficiency Disorder

Joni Saby, PhD – Children's Hospital of Philadlephia; Tim Benke, MD, PhD – Children's Hospital of Denver; Jacinta Soldaris, PhD – Telethon Kids Institute; Scott Demerest, MD – Childrens's Hospital of Denver; Jenny Downs, PhD – Telethon Kids Institute; Peter Jacoby, PhD – Telethon Kids Institute; Helen Leonard, MD – Telethon Kids Institute; Gina Vanderveen, MPh – Children's Hospital of Denver; Eric Marsh, MD, PhD – Children's Hospital of Philadlephia. https://aesnet.org/abstractslisting/quantitative-eeg-as-an-objective-outcome-measure-for-cdkl5-deficiency-disorder

Multidimensional Analysis Predicts Clinical Severity in CDKL5 Deficiency Disorder: Readiness for...

Jenny Downs, BApplSci (physio) GradCertPubHlth MSc PhD – Telethon Kids Institute;  Peter Jacoby, MSc – Biostatistician, Child Disability, Telethon Kids Institute; Eric Marsh, MD – Children’s Hospital of Philadelphia; Jacinta Saldaris, Phd – Telethon Kids Institute; Helen Leonard, MBChB – Telethon Kids Institute; Bernhard Suter, MD – Texas Children’s Hospital; Elia Pestana Knight, MD – Cleveland Clinic; Heather Olson, MD – Boston Children’s Hospital; Dana Price, MD – NYU Langone Health; Judith Weisenberg, MD – Washington University of St. Louis; Raj Rajaraman, MD – UCLA Mattel Children’s Hospital; Scott Demarest, MD – Children’s Hospital Colorado; Tim Benke, MD – University of Colorado School of Medicine
https://aesnet.org/abstractslisting/multidimensional-analysis-predicts-clinical-severity-in-cdkl5-deficiency-disorder-readiness-for-clinical-trials

Psychometric Properties of an Adapted Gross Motor Scale for CDKL5 Deficiency Disorder in Readiness..

Tim Benke, MD PhD – Children’s Hospital Colorado, Pediatric Neurology, University of Colorado School of Medicine.  Jacinta Saldaris, PhD – Telethon Kids Institute, Centre for Child Health Research, The University of Western Australia; Peter Jacoby, PhD – Telethon Kids Institute, Centre for Child Health Research, The University of Western Australia; Helen Leonard, MBBS – Telethon Kids Institute, Centre for Child Health Research, The University of Western Australia; Eric Marsh, MD PhD – Division of Neurology, Children’s Hospital of Philadelphia, School of Medicine, University of Pennsylvania; Gina VanderVeen, MPH – Children’s Hospital Colorado, Paediatric Neurology, University of Colorado School of Medicine; Scott Demarest, MD – Children’s Hospital Colorado, Paediatric Neurology, University of Colorado School of Medicine; Jenny Downs, PhD – Telethon Kids Institute, Centre for Child Health Research, The University of Western Australia. https://aesnet.org/abstractslisting/psychometric-properties-of-an-adapted-gross-motor-scale-for-cdkl5-deficiency-disorder-in-readiness-for-clinical-trials

Insights into Communicative Behaviors of People with CDKL5 Deficiency Disorder: A Descriptive...

Jacinta Saldaris, PhD – Telethon Kids Institute;  Jessica Keeley, BPsych(Hons) – Child Disability – Telethon Kids Institute; Sofia Benson-Goldberg, PhD – Department of Health Sciences, School of Medicine – University of North Carolina at Chapel Hill; Judy Lariviere, M.Ed, OTR/L – Assistive Tech 4 ALL; Helen Leonard, MBChB, MPH – Child Disability – Telethon Kids Institute; Eric Marsh, MD, PhD – Division of Neurology – Children’s Hospital of Philadelphia; Scott Demarest, MD – Paediatric Neurology – Children's Hospital Colorado; Tim Benke, MD, PhD – Paediatric Neurology – Children’s Hospital Colorado; Peter Jacoby, BA (Hons), MSc – Telethon Kids Institute; Jenny Downs, PhD – Child Disability – Telethon Kids Institute. https://aesnet.org/abstractslisting/insights-into-communicative-behaviors-of-people-with-cdkl5-deficiency-disorder-a-descriptive-qualitative-study-of-caregiver-perspectives

Psychometric Properties of a Quality of Life Measure for CDKL5 Deficiency Disorder: Establishing...

Jacinta Saldaris, PhD – Telethon Kids Institute, Centre for Child Health Research; Helen Leonard, MBChB MPH – Telethon Kids; Peter Jacoby, MSc – Telethon Kids; Scott Demarest, MD – Children's Hospital of Colorado; Tim Benke, MD, PhD – Children's hospital of Colorado; Eric Marsh, MD, PhD – Children's Hospital of Philadelphia; Jenny Downs, PhD – Telethon Kids. https://aesnet.org/abstractslisting/psychometric-properties-of-a-quality-of-life-measure-for-cdkl5-deficiency-disorder--establishing-readiness-for-clinical-trials

Multi-site Validation of Biomarkers and Core Clinical Outcome Measures for Clinical Trials Readiness

Tim Benke, MD/PhD – University of Colorado School of Medicine/Childrens Hospital Colorado; Scott Demarest, MD – University of Colorado School of Medicine/Childrens Hospital Colorado; Gina Vanderveen, MPH – University of Colorado School of Medicine/Childrens Hospital Colorado; Jenny Downs, PhD – Telethon Kids Institute and School of Allied Health/Curtin University; eric Marsh, MD/PhD – Children's Hospital of Philadelphia/Perelman School of Medicine-University of Pennsylvania; Helen Leonard, MD – Telethon Kids Institute; Peter Jacoby, MS – Telethon Kids Institute; Jacinta Saldaris, PhD – Telethon Kids Institute. https://aesnet.org/abstractslisting/multi-site-validation-of-biomarkers-and-core-clinical-outcome-measures-for-clinical-trials-readiness-in-cdkl5-deficiency-disorder

Content and Response-process Validation of the Parent-reported CDKL5 Clinical Severity Assessment

Scott Demarest, MD, MSCS – University of Colorado; Sonja Ziniel, PhD – University of Colorado; Alexandra Mackie, BS – University of Colorado; Jacinta Saldaris, PhD – Telethon Kids Institute, Perth, Western Australia, Australia; Leonard Helen, MBChB, MPH – Telethon Kids Institute, Perth, Western Australia, Australia; Peter Jacoby, MSc – Telethon Kids Institute, Perth, Western Australia, Australia; Eric Marsh, MD, PhD – Children’s Hospital of Philadelphia, School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA; Bernhard Suter, MD – Baylor College of Medicine, Texas Children’s Hospital, Houston, TX, USA; Elia Pestana Knight, MD – CCLMC, Cleveland, Ohio; Heather Olson, MD MS – Boston Children’s Hospital, Boston, MA, USA; Dana Price, MD – NYU Langone Health, New York, NY, USA; Judith Weisenberg, MD – Washington University of St. Louis, St. Louis, Missouri, USA; Raj Rajaraman, MD – UCLA Mattel Children’s Hospital, Los Angeles, CA, USA; Gina VanderVeen, MS – University of Colorado; Tim Benke, MD, PhD – University of Colorado; Jenny Downs, BApplSci, GradCertPubHlth, MSc, PhD – Telethon Kids Institute, Perth, Western Australia, Australia. https://aesnet.org/abstractslisting/content-and-response-process-validation-of-the-parent-reported-cdkl5-clinical-severity-assessment

Development of a Conceptual Model for CDKL5 Deficiency Disorder

Elizabeth Gibbons, Clinical Outcomes Solutions; Lara Sams, Clinical Outcomes Solutions; Nicola Specchio, Bambino Gesù Children's Hospital; Tim Benke, Children’s Hospital Colorado; Helen Cross, Great Ormond Street Hospital; Karen Utley, International Found. https://aesnet.org/abstractslisting/multi-site-validation-of-biomarkers-and-core-clinical-outcome-measures-for-clinical-trials-readiness-in-cdkl5-deficiency-disorder

Phenotypic Characterization of CDKL5 Deficiency Syndrome

Scott Demarest, Children's Hospital Colorado/ University of Colorado Denver; Heather Olson, Boston Children's Hospital; Sumit Parikh, Cleveland Clinic; Elia Pestana Knight; and Tim Benke, University of Colorado. https://aesnet.org/abstractslisting/phenotypic-characterization-of-cdkl5-deficiency-syndrome

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