Ivan Barry Pless

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Despite their common use parental diaries of infants' cry and fuss behaviour have not been compared with objective methods of recording. To understand what is meant by the descriptions of crying and fussing in the diaries, the diaries of 10 mothers of 6 week old infants were compared with tape recordings of vocalisations made by the babies over a 24 hour(More)
OBJECTIVE Alternative medicine (AM) is of growing interest to the general public. Although several studies have been published concerning its use in adults, the use by children is less well known. The purpose of this study is to determine the frequency with which alternative medicine is employed in a pediatric population that also uses conventional(More)
The need for a widely applicable definition of chronic conditions for research, policy, and program development has led to an extensive review of the development of such definitions, the considerations involved in their use, and some recommendations for a new approach. This paper examines some of the methodologic and conceptual issues related to defining(More)
This study was conducted to determine the frequency of abuse and neglect among infants and preschool children seen in the emergency department of a large children's hospital. A case-finding system was introduced using a checklist (Accident-SCAN) to remind the attending nurse and physician to consider the possibility of maltreatment in the etiology of each(More)
To determine whether changes in attitude and behavior occur after treatment of nocturnal enuresis, we randomly assigned 121 children aged 8 to 14 years to receive conditioning therapy (n = 66) or a 3-month waiting period (n = 55). All children completed the Piers-Harris Self-Concept Scale (P-H), the State-Trait Anxiety Scale (STAIC), and the(More)
Psychosocial adjustment in 102 children with arthritis, ages 4-16, and their families was assessed by parents, who completed the Child Behavior Checklist (CBCL) and Profile of Mood States (POMS). On average, parental distress (POMS) was lower than reference norms. POMS distress was correlated with children's behavioral problems (r = .41) but not with(More)
Children with chronic physical disorders have twice the risk of psychosocial maladjustment compared with healthy children. This "second handicap" poses a significant mental health problem. This review examines factors related to the child, family, and clinical condition that affect the risk of maladjustment, as well as the manner in which this knowledge has(More)
A sleep questionnaire was administered to 390 students in an urban high school. Total sleep hours per week appeared to decrease between the ages of 12 and 18 years. In general, girls slept more than boys. The quality of sleep and the perception of sleep adequacy also decreased with age. Reporting of the occasional use of sleep medications and alcohol at(More)