1, statistics
Statistical table structure: title, lines and numbers. Some statistical tables also have comments.
Tabulation requirements:
① Title: Summary of table contents.
② Title: used to indicate the meaning of the numbers in the table, with the horizontal title as the subject, indicating the research object; The ordinate is the predicate, which indicates the statistical index of the studied thing.
③ Lines: Except the necessary top line, bottom line and target line, try to reduce other unnecessary lines, and do not use vertical lines or diagonal lines.
④ Numbers: Arabic numerals, accurate; The decimal places of the same indicator should be consistent and the grades should be aligned.
2, statistical chart
Requirements of statistical drawing
(1) According to the nature of the data and the purpose of analysis, select the appropriate graph.
(2) There should be a title, which is located below the center of the graph.
(3) Draw a figure with coordinate axes, with vertical and horizontal headings, indicating the origin, scale, unit, etc. The ratio of the vertical axis to the horizontal axis is 5: 7.
④ When comparing different things in the same picture, we should distinguish them with lines of different colors or styles, and give examples.
Types of commonly used statistical charts
There are many kinds of statistical charts commonly used in medical research and health statistics. According to the applicable data types, it can be divided into: histogram, line chart, error bar chart, box chart and scatter chart, as well as column chart, circle chart and percentile chart.
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