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1统计学符号:一律采用斜体,并符合国标3358-1982《统计学名词及符号》的有关规定。2资料的表达与描述:用x±s表达近似服从正态分布的资料,用M(QR)表达呈偏态分布的定量资料;用统计表时,要合理安排纵横标目,并将数据原含义表达清楚;用统计图时,所用统计图的类型应与资料性质相匹配,并使数轴上刻度值的标法符合数学原则;用相对数时,分母不宜小于20,要注意区分百分率与百分比。3研究设计:必须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、横断面调查研究),实验设计(应告知具
1 Statistical symbols: all in italics, and in line with the national standard 3358-1982 “statistical terms and symbols” of the relevant provisions. 2 data expression and description: x ± s expression approximation of the data subject to normal distribution, using M (QR) to express the skewed distribution of quantitative data; with statistical tables, to be properly arranged vertical and horizontal headings, and the original data The meaning of the expression clearly; with the chart, the type of statistical charts should be used to match the nature of the data, and to scale the value of the scale axis mathematical principles; relative number, the denominator should not be less than 20, pay attention to distinguish between percentage and percentage . 3 Study Design: The name and main method of study design must be informed. Such as survey design (divided into prospective, retrospective, cross-sectional survey), experimental design (should be informed