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Leonard H, Whitehouse A, Jacoby P, Benke T, Demarest S, Saldaris J, Wong K, Reddihough D, Williams K, Downs J. Quality of life beyond diagnosis in intellectual disability - Latent profiling. RESEARCH IN DEVELOPMENTAL DISABILITIES 2022; 129:104322. [PMID: 35939908 PMCID: PMC9792277 DOI: 10.1016/j.ridd.2022.104322] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/03/2022] [Revised: 07/26/2022] [Accepted: 07/31/2022] [Indexed: 06/15/2023]
Abstract
OBJECTIVE To compare quality of life (QOL) across diagnoses associated with intellectual disability, construct QOL profiles and evaluate membership by diagnostic group, function and comorbidities. METHOD Primary caregivers of 526 children with intellectual disability (age 5-18 years) and a diagnosis of cerebral palsy, autism spectrum disorder, Down syndrome, CDKL5 deficiency disorder or Rett syndrome completed the Quality of Life Inventory-Disability (QI-Disability) questionnaire. Latent profile analysis of the QI-Disability domain scores was conducted. RESULTS The mean (SD) total QOL score was 67.8 (13.4), ranging from 60.3 (14.6) for CDD to 77.5 (11.7) for Down syndrome. Three classes describing domain scores were identified: Class 1 was characterised by higher domain scores overall but poorer negative emotions scores; Class 2 by average to high scores for most domains but low independence scores; and Class 3 was characterised by low positive emotions, social interaction, and leisure and the outdoors scores, and extremely low independence scores. The majority of individuals with autism spectrum disorder and Down syndrome belonged to Class 1 and the majority with CDKL5 deficiency disorder belonged to Class 3. Those with better functional abilities (verbal communication and independent walking were predominately members of Class 1 and those with frequent seizures were more often members of Class 2 and 3. CONCLUSION The profiles illustrated variation in QOL across a diverse group of children. QOL evaluations illustrate areas where interventions could improve QOL and provide advice to families as to where efforts may be best directed.
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Affiliation(s)
- Helen Leonard
- Telethon Kids Institute, Child Disability, The University of Western Australia, Perth, Western Australia, Australia
| | - Andrew Whitehouse
- Telethon Kids Institute, CliniKids Autism Research, Perth, Western Australia, Australia
| | - Peter Jacoby
- Telethon Kids Institute, Child Disability, The University of Western Australia, Perth, Western Australia, Australia
| | - Tim Benke
- Children's Hospital Colorado, Paediatric Neurology, University of Colorado School of Medicine, Aurora, CO, USA
| | - Scott Demarest
- Children's Hospital Colorado, Paediatric Neurology, University of Colorado School of Medicine, Aurora, CO, USA
| | - Jacinta Saldaris
- Telethon Kids Institute, Child Disability, The University of Western Australia, Perth, Western Australia, Australia
| | - Kingsley Wong
- Telethon Kids Institute, Child Disability, The University of Western Australia, Perth, Western Australia, Australia
| | - Dinah Reddihough
- Royal Children's Hospital, Parkville, Victoria, Australia; Neurodisability and Rehabilitation, Murdoch Children's Research Institute, Melbourne, Victoria, Australia; Department of Paediatrics, University of Melbourne, Victoria, Australia
| | - Katrina Williams
- Neurodisability and Rehabilitation, Murdoch Children's Research Institute, Melbourne, Victoria, Australia; Department of Paediatrics, University of Melbourne, Victoria, Australia; Paediatric Education and Research, Monash University, Melbourne, Victoria, Australia; Developmental Paediatrics, Monash Children's Hospital, Australia
| | - Jenny Downs
- Telethon Kids Institute, Child Disability, The University of Western Australia, Perth, Western Australia, Australia; Curtin University, School of Physiotherapy and Exercise Science, Perth, Western Australia, Australia.
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