Median & Range ---> Mean & Standard Deviation (SD)

This conversion requires four inputs: the median, minimum, maximum, and the sample size of the group. The output consists of two values: the mean and the standard deviation (SD) using the Wan et al. method.

OR

Calculate & Input

upload

If you want to convert or calculate data for more than one study at the same time, enter data for study 1, study 2, study 3, ...etc, RESPECTIVELY across all cells using the same order.

Conversion Results

Study ID Median Minimum Maximum Sample Size Mean SD

Description of the formula

Variables Definitions

  1. Median: The middle value of a dataset, separating it into two equal halves.
  2. Minimum: The smallest value in the dataset.
  3. Maximum: The largest value in the dataset.
  4. Sample Size: The number of observations or data points in the dataset.
  5. Mean: The calculated average of the dataset.
  6. Standard Deviation: A measure of the dispersion or spread of the dataset.

For more details about these variables and used formulas, read the full article.