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Biomedical subjects

G E Shute

Publications and source records attributed to G E Shute.

4 recordsLinked to original sources

Community recognition of objective and subjective characteristics of depression.

Assessed knowledge of depression in a random sample of 527 community-living adults. Vignettes were presented which described a young or old protagonist with depressive symptoms. Respondents were asked to identify potential problems and possible solutions. A depression information measure followed. Results indicated that community residents were aware of many objective features of depression although they identified less information about treatment issues. Older respondents were least informed. Although there were no gender differences in objective knowledge, men were less likely to mention depression with regard to the vignettes. Suggestions for implementing more effective community interventions are discussed.

Adaptation, Psychological↗

The relationship between internal attentional control and sleep-onset latency in elderly adults.

Cognitive hyperactivity has been hypothesized to be one cause of sleep-onset insomnia in elderly adults. This study examined the relationship between one factor that may mediate cognitive hyperactivity--internal attentional control, the ability to direct and control one's attention while processing stimuli from memory--and sleep-onset latency. Twenty-six elderly individuals with self-reported sleep-onset latencies ranging from 5 to 75 min were brought into a sleep laboratory for a multimethod assessment of internal attentional control. Factor analysis was used to develop a composite measure of this construct. Each person then completed three 2-hr afternoon naps while multiple electrophysiological responses were monitored. The results of canonical correlations with the derived composite scores suggested that a significant proportion of the variance in sleep-onset latency in elderly adults was related to internal attentional control.

Aged↗

The utility and validity of daytime naps in the assessment of sleep-onset insomnia.

This study examined the discriminant validity, consistency, and reactivity of afternoon naps for assessing sleep-onset insomnia. Eleven insomniac and 17 noninsomniac subjects came to a sleep laboratory for three afternoon naps while multiple electrophysiological and subjective measures were taken. The results indicated that sleep-onset latencies during the afternoon naps significantly discriminated between insomniac and noninsomniac subjects. Further, significant correlations were found among most measures of sleep-onset latency measured both electrophysiologically and subjectively. The proportion of variance in sleep-onset latency accounted for by groups (insomniac vs. noninsomniac) increased over the three naps. Finally, a comparison of the results from this study with those from three all-night studies using identical facilities and procedures revealed that the sleep-onset latencies from this nap study were within the ranges expected on the basis of the all-night studies.

Adolescent↗