Mandatory educational programs: a decentralized approach.
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Biomedical subjects
Publications and source records attributed to M Dickerson.
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In the first section a controlled treatment study of male sexual dysfunction is described. 'Unlucky' randomization of subjects yielded treatment groups which differed with respect to variables of possible prognostic significance. Hence the results are largely uninterpretable. In the second section the predominantly negative or inconsistent findings in sex therapy outcome research are reviewed and methodological problems, such as those described in the first part, are considered as possible reasons for these negative findings. The interrelationships are explored between small treatment groups, prognostic variability, bias, power, and small expected treatment effects. A strategy for future research is proposed, with particular emphasis on the recognition and use of relevant prognostic indices.
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Increased fecal excretion of In-111 tagged leukocytes in patients with active inflammatory bowel disease may lead to a false-positive site of disease in patients with a diverting colostomy or ileostomy and fecal collection bags that overlie the abdominal wall or groin region.
A case of acute tentorial subdural hematoma detected by In-111 leukocyte scintigraphy and confirmed by CT brain scan is herein described. White blood cells are an integral part of the blood pool and labeled white cells freely leave the intravascular space in case of active bleeding. Acute hemorrhage and hematoma can thus be a cause of a false-positive study.
A short undergraduate course in human sexuality has been developed over a period of 7 years. The objectives, initially concerned with cognitive learning, shifted to affective aspects of the topic, introduced through a format of sexually explicit films and small-group discussions. Continuing evaluation of successive courses by students has been particularly valuable in identifying helpful and unhelpful behaviour in group leaders, and has been used in their training. The evaluations also demonstrated that students saw a need to develop their interviewing skills. The course, therefore, now seeks to combine affective learning with other topics of direct relevance to clinical practice.
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The present analogue study of seventy-two students with mild spider anxiety assessed the role of distraction in the desensitization and reprocessing of aversive information. Accessing different components of Baddeley's model of short-term memory, three treatment groups involving distraction tasks and one control group maintaining focussed exposure were compared in a pre-test post-test experimental design. The results indicated that all groups experienced a similar reduction in both self-report and heart-rate measures of anxiety. However, at the follow up phase, the groups containing a distraction task showed an increase in anxiety levels significantly greater than that for the control condition. No differences were reported between any of the distraction groups.
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