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Describes a mathematical measure of difference between groups. The difference is said to be statistically significant if it is greater than what might be expected to happen by chance alone 95% of the time. Although statistically significant usually refers to 95% confidence, sometimes other confidence levels such as 99% or 90% are specified.

- Browse Related Terms: Age-Conditional Risk, Annual Percent Change (APC), Confidence Interval, Incidence Rate, Joinpoint, Joinpoint Software, Lifetime Risk, Percent Change, Probability, Probability of Developing Cancer, Probability of Dying of Cancer, Spatial Correlation, statistically significant, Trends Over Time

All > Healthcare > Medicine > Cancer

Describes a mathematical measure of difference between groups. The difference is said to be statistically significant if it is greater than what might be expected to happen by chance alone. Also called significant.