Table 2

Common statistical tests used in hypothesis testing

Hypothesis relates toPotentially suitable statistical tests/measures
Relation between characteristicsRegression analyses, other models
Risk factors for disease in populationsOdds ratios, risk ratios
Performance of diagnostic strategiesROC curves, comparisons of sensitivity, specificity, likelihood ratios
Effectiveness of treatmentsRelative risk ratios, survival analyses
Differences between groupst tests, χ2 analyses, analysis of variance