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Table 1 Visual analysis and statistics to assess group matching

From: Towards greater transparency in neurodevelopmental disorders research: use of a proposed workflow and propensity scores to facilitate selection of matched groups

  Graph or statistic
Visual analysis • Boxplots
• Histograms
• Density plots
• Dot plots
Descriptive statistics • Means
• Standard deviation
• Range
• Cohen’s d (includes both groups) [4, 16, 17]
• Variance ratio (includes both groups) [4]
Inferential statistics t tests or Kolmogorov-Smirnov test [18] (continuous variables)
• Chi-square test [19], Fisher’s exact test [20], or Wilcoxon test [21] (categorical variables)