VarXtract

A research tool for meta-analysis preparation. Upload scientific papers and extract structured data ready for statistical analysis. No more manual data entry from dozens of studies.

From Papers to Analysis-Ready Data

VarXtract automates the tedious process of extracting data from research papers for your meta-analysis.

Upload PDFs

Upload your collection of research papers in PDF format. VarXtract reads and processes each study automatically.

Extract Variables

Define the variables you need—sample sizes, effect sizes, means, standard deviations—and VarXtract extracts them from each paper.

Export Dataset

Export your extracted data as a structured dataset ready for meta-analysis in your preferred statistical software.

Simple Three-Step Process

1

Upload Papers

Upload the PDFs of studies included in your systematic review or meta-analysis.

2

Define Variables

Specify which data points you need to extract from each study.

3

Review & Export

Review extracted data, make corrections if needed, and export for analysis.

Built for Researchers

Systematic Reviews

Extract study characteristics, participant demographics, intervention details, and outcomes from dozens of papers efficiently.

Meta-Analyses

Pull effect sizes, confidence intervals, sample sizes, and statistical measures needed for quantitative synthesis.

Ready to Speed Up Your Research?

Stop spending hours manually extracting data from papers. Let VarXtract do the heavy lifting.

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