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Calculating the longitudinal extension of the average attributable fraction (LE‐AAF) for many risk factors (RFs) requires a two‐stage computational process using only those combinations of RFs observed in the dataset. We first screen candidates RFs in a Cox Model, and assuming piecewise constant hazards, use pooled logistic regression to model the probability of death as a function of combinations...
Because randomization of participants is often not feasible in community‐based health interventions, non‐randomized designs are commonly employed. Non‐randomized designs may have experimental units that are spatial in nature, such as zip codes that are characterized by aggregate statistics from sources like the U.S. census and the Centers for Medicare and Medicaid Services. A perennial concern with...
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