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Biomedical subjects

D Redington

Publications and source records attributed to D Redington.

5 recordsLinked to original sources

Topics and signs: defensive control of emotional expression.

This single-case study examined frank disclosure of important topics in a brief exploratory psychotherapy, including topics closely related to a recent, unintegrated stressor life event. Quantitative measures of emotion and control variables showed heightened levels of both emotionally and defensive control during discourse on the topic of the stressor event. In future studies, such measures of verbal and nonverbal signs of emotional expression and defensive control might be used to identify topics in an unresolved state.

Adjustment Disorders

Pathological grief: an intensive case study.

Pathological mourning is such an excessive, blocked, or distorted process that psychiatric signs and symptoms develop. Explanation of how and why these signs and symptoms form could deepen an understanding of both normal and pathological mourning. Because many variables are involved in such explanations, intensive case study is a desirable methodology because it permits a detailed look at how various factors interact (Brewer and Hunter 1989; Luborsky and Mintz 1972; Luborsky and Spence 1971; Nessleroade and Ford 1985). While a patient may complain of symptoms as experiences that endure or occur episodically over days and weeks, a clinician observes psychiatric signs in the here-and-now seconds and minutes of an interview. Relating signs and symptoms to each other and to other variables in order to form a theoretical model of their formation requires exploration of data across long and short time frames. It is important to understand how the here-and-now phenomena combine to form patterns across longer periods of the individual's life. Hence, we developed a combined macro- and microanalytic approach to intensive case studies.

Adaptation, Psychological

Discrimination of sleep onset stages: behavioral responses and verbal reports.

In a descriptive experiment on discrimination five human subjects were studied during the transitional period of sleep onset. Subjects were aroused by an abrupt auditory stimulus, attempted to discriminate the pre-arousal stage by a behavioral response, and answered a series of standardized questions. These questions focused on specific characteristics of private experience associated with sleep onset. Of 180 awakenings, subjects correctly identified 109 sleep-onset stages. Subjects' answers were analyzed to determine what criteria were used to make the discrimination among sleep-onset stages and to examine their self-awareness of changes in private experience. It was established that there are stage-related changes in mental processes and content and that these may aid subjects in making such discriminations. Implications of the methodological approach used in this study are discussed.

Adult

Discrimination of early sleep stages: behavioral indicators.

Six subjects participated in a one-night sleep-onset experiment. They were aroused from stage 1 and stage 2 as defined by standard electroencephalographic criteria. Subjects pressed a button upon arousal to indicate which of two subjective states they were in just before awakening. Performance accuracy from stage 1 awakenings appeared to remain relatively constant at approximately 83%; performance from stage 2 awakenings showed increasing accuracy. Response latencies increased between stage 1 and stage 2 awakenings.

Adult