To introduce a method of estimating the mean and standard deviation based on the median, range and sample size. Therefore, the quantitative data without providing the mean and standard deviation can also be used in a meta-analysis. Examples were given to illustrate how to apply the estimation method.
Citation: HOUXiao-wen, SHIJing-pu, CHENXin. How to Estimate the Mean and Standard Deviation based on the Median, Range and Sample Size when Conducting Meta-analysis. Chinese Journal of Evidence-Based Medicine, 2015, 15(4): 484-487. doi: 10.7507/1672-2531.20150080 Copy