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Table 1 Overview of the MIX program's features

From: Development and validation of MIX: comprehensive free software for meta-analysis of causal research data

General Input options
- Program size: 22 Mb (with 20 Mb tutor files) - Descriptive dichotomous (2 × 2 table data)
- Compatibility: Windows, Excel 2000 or later - Descriptive continuous (n, m sd)
- Installation: Standard set-up program - Comparative (am, se)
- Max 100 studies  
Numerical output options  
- Outcome measures Data input options
   ◦ Odds ratio - Manual
   ◦ Risk ratio - Excel and CSV-files
   ◦ Risk difference - Effect size and statistic conversions
   ◦ Mean difference  
   ◦ Hedges' g, Cohen's D Graphical output options
   ◦ Correlation coefficient, Fisher's Z - Box-and-whiskers plots
- - Z-score histogram
- Fixed effect analyses - Normal-quantile plot
   ◦ Inverse variance - Standard & annotated forest plots
   ◦ Mantel-Haenszel    ◦ Points proportional to study weights
   ◦ Peto - Cumulative forest plot
- Random effects analyses - Galbraith plot
   ◦ Dersimonian-Laird    ◦ Radial axis
- Cumulative analyses - Exclusion sensitivity plot
   ◦ Ordered by publication date - L'Abbe plot
   ◦ Ordered by other variables - Baujat plot
- Individual study data - Funnel plot
   ◦ Outcome results    ◦ 1/se, se, P value, N
   ◦ P-values - Egger's regression plot
   ◦ Weights - Macaskill's regression plot
  - Trim-and-fill plot
- Heterogeneity  
   ◦ Cochran's Q Export options
   ◦ Higgins' H and I2 - Output to clipboard
  - Data set to Excel or CSV
- Publication bias - Ready-made reports to Excel
   ◦ Fail-safe N - Multi-resolution graphs to clipboard
   ◦ Begg's rank correlation test  
   ◦ Egger's regression test Learning items
   ◦ Macaskill's regression test - Output tutor
   ◦ Trim-and-fill test - Concept tutor
- Continuity correction - Built-in data sets
   ◦ User-defined value - Theory guide (Flash)
   ◦ C~1/n opposite group - Program guide (Flash)
  1. The overview gives a general summary of the features in version 1.5 of the MIX program. More details are provided on the website. Abbreviations: "n" = group size, "m"' = mean, "sd" = standard deviation, "am" = association measure, se" = standard error, "N" = sample size.