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临床实践中,病人的诊疗方案,由负责医生制定。每一决策究竟能使病人获得多大利益,对病人的潜在危险有多大,权衡利弊选用某一最佳决策。本文旨在对近年来国外发展起来的决策论及其在临床医学中的应用作一简要介绍,以供同道参考。一、2×2或然表医生在诊断过程的每一步骤中获得的任何一项有利于诊断的信息,可称为预见因子(predictor)。某一预见因子与某一疾病之间存在一定的关系。现以一个试验结果作为预见因子,它与某疾病的关系见表1:
In clinical practice, the patient’s treatment plan is set by the responsible doctor. How much benefit each patient can make to the patient, how much potential danger to the patient, weighing the advantages and disadvantages of using an optimal decision. This article aims to provide a brief introduction to the decision theory developed in foreign countries in recent years and its application in clinical medicine for reference. A, 2 × 2 information that any of the contingent physicians obtain at each step of the diagnosis process is useful for diagnosis, and may be referred to as a predictor. There is a certain relationship between a foreseen factor and a certain disease. A test result is now used as a predictor. Its relationship with a disease is shown in Table 1: