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1明确临床问题及问题类型(1)根据问题的性质,可将其分为背景问题和前景问题。背景问题的答案常见于教材、百科、参考、指南等证据类型,对应证据源包括普通纸版教材、百度百科、Best Practice、Up To Date等;前景问题的答案常存在于原始研究、系统评价、临床指南、循证知识库等证据类型,对应证据源包括Pub Med、Cochrane Library、Best Practice、Up To Date等。(2)根据问题来源可将其分为诊断、治疗、预后、病因、预防、不良反应、成本
1 clear clinical issues and types of questions (1) According to the nature of the problem, it can be divided into background issues and prospects. The answers to the background questions are common in the types of evidences such as textbooks, encyclopedias, references, guides, etc. The corresponding evidence sources include plain paper textbooks, Baidu Encyclopedia, Best Practice, Up To Date, etc. The answers to the foreground questions often exist in original research, systematic reviews, Clinical guidelines, evidence-based knowledge base and other types of evidence, the corresponding evidence sources include Pub Med, Cochrane Library, Best Practice, Up To Date and so on. (2) according to the source of the problem can be divided into diagnosis, treatment, prognosis, etiology, prevention, adverse reactions, costs