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Statistics in Medicine· 2026Q1

Nothing to See Here? A Non‐Inferiority Approach to Parallel Trends

Alyssa Bilinski, Laura A. Hatfield

Short summary

A new non-inferiority framework for difference-in-differences analysis tightly controls the probability of missing large violations of parallel trends, offering a higher-power alternative to traditional tests.

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Field: Statistics and Probability

Statistics and ProbabilityMathematics