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OBJECTIVE To examine the adjustment of nondisabled siblings of handicapped children. METHOD In a 3-year longitudinal study, 46 siblings of children with pervasive developmental disorder (PDD), 45 siblings of children with Down syndrome, and 46 siblings of developmentally normal children (serving as controls) were examined at time 1 using the sibling,(More)
The purpose of this study was to examine the role of perceived parenting stress and parental depression on marital intimacy between parents of handicapped children versus developmentally normal children, and to investigate discrepancies between husbands' and wives' reports of marital intimacy. The parents of 31 autistic children, 31 Down Syndrome children(More)
There is not a great deal of empirical research on adolescent sex offenders and even less on mentally retarded adolescent sex offenders. This study provides some preliminary data in this area. Results of a survey of the extent and types of sexual problems evident amongst groups of mentally retarded and intellectually normal adolescents (N = 196), seen at an(More)
Data obtained from Statistics Canada were presented on the mortality level and expectancy of life for profoundly retarded and severely and moderately retarded persons in Canadian institutions for the years 1966 through 1968. Previous studies of mortality statistics were reported in mortality rates, average age at death, and crude death rates which are(More)
OBJECTIVE To examine the unaffected siblings of 2 different groups with chronic disabilities, pervasive developmental disorder (PDD) and Down syndrome (DS), over 3 years, comparing their adjustment with each other and with the siblings of a nondisabled group. METHOD This study examines 137 siblings of children with PDD, children with DS, and(More)
Eighty questionnaires were sent to parents and/or caregivers of autistic persons diagnosed between 1960-73 at CPRI, a regional assessment and treatment centre. The objective was to determine their present place of residence, functioning ability, language development, program involvement, and seizure activity. The results of this study support evidence that(More)
The incidence of Down's syndrome in three counties in southwestern Ontario from 1960 to 1974 was monitored in this retrospective descriptive study. Of 229, 754 live births including 292 Down's syndrome births, there was an incidence of 1.27/1,000 live births. The age-adjusted incidence for 288 cases where mother's age was known was 1.25/1,000. Data from(More)
OBJECTIVE To examine sibling perception of parental differential treatment in families of children with pervasive developmental disorder (PDD), Down syndrome (DS), and nondisabled controls. METHOD Sibling self-concept and social support were studied in the context of sibling perceptions of parental differential treatment and caretaker plus teacher(More)
Male dark-eyed juncos, Junco hyemah.s, are monogamous and normally help females leed nestlings. We removed males at hatching of their eggs and examined female parental behaviour in response to male removal. We compared parental behaviour of unaided females (experimentals) with that of (l) lemales aideci by their matcs (control females) and (2) females and(More)