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. Author manuscript; available in PMC: 2018 Feb 1.
Published in final edited form as: Am J Prev Med. 2016 Sep 14;52(2):224–228. doi: 10.1016/j.amepre.2016.07.030

Table 1.

Terms of Interest

Term Definition
Risk ratio (RR) the probability of an outcome event in one group divided by the probability
of the event in another group
OR the odds of an outcome event in one group divided by the odds of the event
in another group
Risk difference the probability of an outcome event in one group minus the probability of the
event in another group