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  • Statistical Significance: SFAF
    the probability that an observed outcome of an experiment or trial is due to chance alone. In general, a result of a clinical trial is considered statistically significant if there is a less than 5% probability that the difference observed would occur by chance alone if the treatments being compared were equally effective (e.g., a p-value of less than .05).
  • Statistical Significance JAMA
    A term based on statistical tests that is used to denote the probability that the observed association could have occurred by chance alone. For example, a statistical significance at the 1% level indicates a 1-in-100 chance that a result can be ascribed to chance. Does not refer to medical or biological significance of an association.
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