Fig. 12From: Tests of trend between disease outcomes and ordinal covariates discretized from underlying continuous variables: simulation studies and applications to NHANES 2007–2008Power for binary outcomes generated by Eq. (1) with a linear alternative of an odds ratio of 1.05 for a unit increase in BMI. The setup denotes a weak linear alternative in which the log-odds of the event increases linearly at a moderate rate with increasing BMIBack to article page