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1.统计学符号:按GB 3358-1982《统计学名词及符号》的有关规定,统计学符号一律采用斜体。2.研究设计:应告知研究设计的名称和主要方法。如调查设计(分为前瞻性、回顾性还是横断面调查研究),实验设计(应告知具体的设计类型,如自身配对设计、成组设计、交叉设计、析因设计、正交设计等),临床试验设计(应告知属于第几期临床试验,采用了何种盲法措施等);主要做法应围绕4个基本原则(重复、随机、对照、均衡)概要说明,尤其要告知如何控制重要非试验因素的干扰和影响。
1. Statistical symbols: According to GB 3358-1982 “statistical terms and symbols” of the relevant provisions of statistical symbols are used in italics. 2. Study Design: Name and main method of study design should be informed. Such as survey design (divided into prospective, retrospective or cross-sectional investigation and study), experimental design (should be informed of specific design types such as self-matching design, group design, cross design, factorial design, orthogonal design, etc.) Clinical trial design (should be informed of what kind of clinical trial, what kind of blind measures, etc.); The main approach should be based on four basic principles (repetitive, random, control, balanced) summary description, in particular, to tell how to control important Interference and influence of test factors.