Does odds ratio have to be greater than 1?

Does odds ratio have to be greater than 1?

Does odds ratio have to be greater than 1?

The magnitude of the odds ratio is called the “strength of the association.” The further away an odds ratio is from 1.0, the more likely it is that the relationship between the exposure and the disease is causal. For example, an odds ratio of 1.2 is above 1.0, but is not a strong association.

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  • 2024-01-20 17:36:08
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What does an odds ratio below 1 mean?
If a predictor variable in a logistic regression model has an odds ratio less than 1, it means that a one unit increase in that variable is associated with a decrease in the odds of the response variable occurring.
2024-02-18 15:25:29


What is the odds ratio of 1.5 to probability?
You interpret an odds ratio the same way you interpret a risk ratio. An odds ratio of 1.5 means the odds of the outcome in group A happening are one and a half times the odds of the outcome happening in group B.
2024-01-17 16:10:16


How can odds be greater than 1?
Definition in terms of group-wise odds
An odds ratio greater than 1 indicates that the condition or event is more likely to occur in the first group. And an odds ratio less than 1 indicates that the condition or event is less likely to occur in the first group.
2023-11-10 10:16:27


What does an odds ratio of 1.68 mean?
An OR of 1.68, 3.47, and 6.71 are equivalent to a small, medium, and large effect size (Cohen's d), respectively (Chen, Cohen, & Chen, 2010) .
2023-10-19 18:28:29