Example of Statistical Decision Table Based on Goal of Research Study Type of Data Rank, Score, or Measurement Measurement (from Non- Binomial (Two (from Gaussian Gaussian Possible Goal Population) Population) Outcomes) Survival Time Describe one Mean, SD Median, Proportion Kaplan Meier interquartile range survival curve group Compare one One-sample Wilcoxon test Chi-square or ttest Binomial test** group to a hypothetical value Unpaired test Mann-Whitney test Fisher's test Log-rank test or Compare two t unpaired groups square for large Mantel-Haenszel* samples) Paired test Wilcoxon test McNemar's test Conditional Compare two t paired groups proportional hazards regression* One-way ANOVA Kruskal-Wallis test Chi-square test Cox proportional Compare three or more hazard regression** unmatched groups Compare three Repeated-measures Friedman test Cochrane Q** Conditional ANOVA proportional or more matched groups hazards regression** Quantify Pearson correlation Spearman Contingency correlation coefficients** association between two variables Simple linear Nonparametric Simple logistic Cox proportional Predict value from another regression or regression** regression* hazard Nonlinear regression* measured variable regression Predict value Multiple linear Multiple logistic Cox proportional from several regression* or regression* hazard Multiple nonlinear regression* measured or binomial regression** variables
Example of Statistical Decision Table Based on Goal of Research Study Type of Data Goal Measurement (from Gaussian Population) Rank, Score, or Measurement (from Non- Gaussian Population) Binomial (Two Possible Outcomes) Survival Time Describe one group Mean, SD Median, interquartile range Proportion Kaplan Meier survival curve Compare one group to a hypothetical value One-sample ttest Wilcoxon test Chi-square or Binomial test** Compare two unpaired groups Unpaired t test Mann-Whitney test Fisher's test for large samples) Log-rank test or Mantel-Haenszel* Compare two paired groups Paired t test Wilcoxon test McNemar's test Conditional proportional hazards regression* Compare three or more unmatched groups One-way ANOVA Kruskal-Wallis test Chi-square test Cox proportional hazard regression** Compare three or more matched groups Repeated-measures ANOVA Friedman test Cochrane Q** Conditional proportional hazards regression** Quantify association between two variables Pearson correlation Spearman correlation Contingency coefficients** Predict value from another measured variable Simple linear regression or Nonlinear regression Nonparametric regression** Simple logistic regression* Cox proportional hazard regression* Predict value from several measured or binomial variables Multiple linear regression* or Multiple nonlinear regression** Multiple logistic regression* Cox proportional hazard regression* square