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Processing your data

Once you have identified the appropriate storage for your data, it may need to be processed before the data is ready for analysis or deposited for others to use.

Some processing of the data may still be required when you are using secondary data for your analysis—even when many of these steps will likely have been carried out by the data/study team who collected and deposited the data.

Best practice when using secondary data, is to ensure that you have a backup of the raw data files (e.g., the files you downloaded from the study) before you start processing the data in case the data are accidentally overwritten. To avoid this scenario, save any changes you make to the dataset as a new, separate dataset and don’t write over the original dataset.

Data processing steps that may be required: