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Characterizing Objective Quality of Life and Normative Outcomes in Adults with Autism Spectrum Disorder: An Exploratory Latent Class Analysis

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Abstract

This study aims to extend the definition of quality of life (QoL) for adults with autism spectrum disorder (ASD, n = 180, ages 23–60) by: (1) characterizing the heterogeneity of normative outcomes (employment, independent living, social engagement) and objective QoL (physical health, neighborhood quality, family contact, mental health issues); and (2) identifying predictors of positive normative outcomes and good objective QoL. Findings of an exploratory latent class analysis identified three groups of adults with ASD–Greater Dependence, Good Physical and Mental Health, and Greater Independence. Findings indicate that better daily living skills, better executive function, and more maternal warmth are associated with assignment to better outcome groups. Findings have implications for interventions designed to enhance achievement of normative outcomes and objective QoL.

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Acknowledgments

This study was supported by grants from the National Institute on Aging (R01 AG08768, Marsha R. Mailick, PI), the National Institute of Child Health and Human Development (T32 HD07489, Marsha R. Mailick, PI), and Autism Speaks (7724, Marsha R. Mailick, PI). We are extremely grateful to the families who participated in this study; without their generous support and commitment, our research would not be possible. We are also grateful for the support we received from the Waisman Center (P30 HD03352, Albee Messing, PI).

Author Contributions

Dr. Bishop-Fitzpatrick conceptualized the analytic method, conducted the statistical analyses, developed composite case studies, wrote the initial draft of the manuscript, and revised the manuscript to address reviewer comments. Drs. Hong and Smith provided guidance on the design of the study and the statistical analyses and participated in the manuscript development and revisions. Ms. Makuch helped to conceptualize the three classes and composite case studies based on her extensive knowledge of study participants. Drs. Mailick and Greenberg designed the larger study from which the data were drawn, participated in the formulation of the research questions, provided consultation on statistical analyses, and participated in the manuscript development and revisions. Dr. Mailick is the lead PI of the study.

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Correspondence to Lauren Bishop-Fitzpatrick.

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Dr. Bishop-Fitzpatrick, Dr. Hong, Dr. Smith, Ms. Makuch, Dr. Greenberg, and Dr. Mailick declare that they have no conflict of interest.

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Informed consent was obtained from all individual participants included in this study.

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Bishop-Fitzpatrick, L., Hong, J., Smith, L.E. et al. Characterizing Objective Quality of Life and Normative Outcomes in Adults with Autism Spectrum Disorder: An Exploratory Latent Class Analysis. J Autism Dev Disord 46, 2707–2719 (2016). https://doi.org/10.1007/s10803-016-2816-3

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