Decimal odds represent the amount one wins for every $1 wageredThe odds ratio (OR) is a measure of how strongly an event is associated with exposure The odds ratio is a ratio of two sets of odds the odds of the event occurring in an exposed group versus the odds of the event occurring in a nonexposed group Odds ratios commonly are used to report casecontrol studies Fractional odds are sometimes called British odds or traditional odds and are sometimes written as a fraction, such as 6/1, or expressed as a ratio, like sixtoone Decimal odds represents the
Effect Modification Group C 1
