Figure 1From: Measures and models for causal inference in cross-sectional studies: arguments for the appropriateness of the prevalence odds ratio and related logistic regression Projected Cumulative Incidence Ratio (CIR) according to increasing disease durations ( T ¯ i ), given surveys uncovering P 1 = 0.5 and P 0 = 0.25 (PR = 2.0), and Δt = 1.Back to article page