972 resultados para general rule


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Twenty-five patients with chronic venous leg ulcers were treated in general practice by pinch grafting. Fifteen of the ulcers (60%) were completely healed one year after grafting. Prior to grafting 19 patients (76%) complained of daily pain in the ulcer. These patients experienced complete relief from pain after grafting. Pinch grafting is a simple, safe and effective therapy when applied in a domiciliary environment.

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Out of 2,409 clinical cases analysed over an eight-week period, 199 (8.2 per cent) were of a dermatological nature. Atopic eczema, warts, seborrhoeic eczema and acne vulgaris were encountered most frequently. The reaction to a skin clinic in the general practice, with access to liquid nitrogen, electrocautery and histopathology is described. Treatment of patients is summarized. It is suggested that having a practice skin clinic reduces the rate of hospital referrals by two thirds.

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Eight hundred and ninety seven patients referred by their general practitioner to Health Centre Wart Clinics were interviewed. Seventy one patients (7.9%) were found to have lesions other than cutaneous warts. Females were significantly more likely to have plantar warts on their toes (p less than 0.002) and non-plantar warts on their fingers (p less than 0.03) and less likely to have non-plantar warts on the palms of their hands (p less than 0.03) than males. Patients living in large households (5+ persons) were more likely than patients living in smaller households (2-4 persons) to report an infected co-habitant (p less than 0.001). Patients with periungual warts were significantly more likely to be nailbiters. (p less than 0.001). Patients presenting with warts greater than two years in duration were more likely to have multiple warts than those with warts less than one month in duration (p less than 0.001). Patients who frequently immersed their hands in water were more likely to present with multiple warts on the hands (p less than 0.001). Multiple plantar warts were associated with moist or macerated feet (p less than 0.001). The role of the family doctor in diagnosing and preventing the spread of this infection is discussed.

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A general approach to information correction and fusion for belief functions is proposed, where not only may the information items be irrelevant, but sources may lie as well. We introduce a new correction scheme, which takes into account uncertain metaknowledge on the source’s relevance and truthfulness and that generalizes Shafer’s discounting operation. We then show how to reinterpret all connectives of Boolean logic in terms of source behavior assumptions with respect to relevance and truthfulness. We are led to generalize the unnormalized Dempster’s rule to all Boolean connectives, while taking into account the uncertainties pertaining to assumptions concerning the behavior of sources. Eventually, we further extend this approach to an even more general setting, where source behavior assumptions do not have to be restricted to relevance and truthfulness.We also establish the commutativity property between correction and fusion processes, when the behaviors of the sources are independent.

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To compare levels of recorded risk factors and drug treatment between patients with validated and non-validated diagnoses of coronary heart disease (CHD) in Northern Ireland.

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Norms constitute a powerful coordination mechanism among heterogeneous agents. In this paper, we propose a rule language to specify and explicitly manage the normative positions of agents (permissions, prohibitions and obligations), with which distinct deontic notions and their relationships can be captured. Our rule-based formalism includes constraints for more expressiveness and precision and allows to supplement (and implement) electronic institutions with norms. We also show how some normative aspects are given computational interpretation. © 2008 Springer Science+Business Media, LLC.