Final dataset and code for the paper: "Overall bias and sample sizes were unchanged in ICU trials over time: a meta-epidemiological study"

The file final_data_27_04_2019.csv contains the final dataset used for all analyses in the paper "Overall bias and sample sizes were unchanged in ICU trials over time: a meta-epidemiological study" by Carl Thomas Anthon, Anders Granholm, Anders Perner, Jon Henrik Laake and Morten Hylander Møller. The file is provided as a comma-seperated values (csv) file. A data dictionary is provided in the electronic supplementary material (ESM) for the said publication.
The file final_code.nb.html contains the final, annotated analysis code for the paper "Overall bias and sample sizes were unchanged in ICU trials over time: a meta-epidemiological study" by Carl Thomas Anthon, Anders Granholm, Anders Perner, Jon Henrik Laake and Morten Hylander Møller. The code is written in R and is provided as a Rmarkdown-notebook HTML-file. This file can be opened in a web browser and will display the annotated analysis code and the results, or in RStudio (www.rstudio.com), where it can be run and edited (https://bookdown.org/yihui/rmarkdown/notebook.html).

文件final_data_27_04_2019.csv 包含了卡尔·托马斯·安通（Carl Thomas Anthon）、安德斯·格兰霍尔姆（Anders Granholm）、安德斯·佩尔纳（Anders Perner）、乔恩·亨利克·拉克（Jon Henrik Laake）与莫滕·西兰德·默勒（Morten Hylander Møller）合著的论文"随时间推移重症监护病房（Intensive Care Unit, ICU）试验中的偏倚与样本量未发生变化：一项元流行病学研究"中所有分析所使用的最终数据集。该文件以逗号分隔值（Comma-Separated Values, CSV）格式提供。上述论文的电子补充材料（Electronic Supplementary Material, ESM）中附带了该数据集的数据字典。

文件final_code.nb.html 包含了上述论文的最终带注释分析代码。该代码采用R语言编写，以R Markdown 笔记 HTML 文件格式提供。该文件可通过网页浏览器打开，直接展示带注释的分析代码与运行结果；也可在RStudio（www.rstudio.com）中打开，进行代码的运行与编辑（详见https://bookdown.org/yihui/rmarkdown/notebook.html）。