Reaction time and prognosis in acute schizophrenia.
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Biomedical subjects
Publications and source records attributed to J Kerr.
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Public health groups use mass media communications to address the problem of sedentary behaviour. However, these campaigns are poorly evaluated and lack tailoring. Campaigns and questionnaires were developed based on existing theoretical, cross-sectional, and qualitative data regarding how to promote walking with people who are not regularly active. Subjects were volunteer white-collar employees (n = 181) randomly allocated by quota to the campaigns, or control, for one week. One-hundred-thirty-eight subjects (76.2%) completed pre- and postcampaign questionnaires. This study successfully (1) developed four new tailored campaigns to promote walking according to a formalized process that health promoters can adapt and refine, (2) developed a complimentary measure of outcomes, and (3) compared the new campaigns with the English Health Education Authority (HEA) "Active for Life" campaign (control).
This article discusses the procedure and the skills that are required to perform handwashing effectively and outlines the importance of this procedure in relation to infection control. This article is the first of three subjects relating to the principles and practice of infection control.
Cervical cancer is a major cause of morbidity and mortality, but critics of the cervical cancer screening programme claim not enough is being done to prevent and treat the illness. In particular, the programme has been criticised for failing to target the most appropriate groups of women. The author reviews the current unsatisfactory situation, and suggests possible ways forward.
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The dose response to a bivalent purified surface antigen vaccine containing A/Victoria/3/75 and B/Hong Kong/8/73 has been studied in volunteers. Over the range studied the response was very flat for both components insofar as the HI antibody was concerned. The lower, but still satisfactory, conversion rate to the B component may reflect the absence of previous experience with this strain. In another study in schoolboys a trivalent surface antigen containing A/New Jersey, A/Victoria and B/Hong Kong at 200 I.U. each was compared with a whole virus vaccine containing 400 I.U. of each of the three strains. There was a significant reduction in reaction rate in boys receiving the subunit vaccine. Seroconversion rates were comparable for the two vaccines, except in the case of the New Jersey component when they were significantly better for whole virus than for subunits.