4min chapter

JAMAevidence JAMA Guide to Statistics and Methods cover image

Immortal Time Bias in Observational Studies With Dr Kabir Yadav

JAMAevidence JAMA Guide to Statistics and Methods

CHAPTER

Immortal Time Bias in Observational Studies

This chapter discusses the concept of immortal time bias in observational studies, specifically focusing on misclassification immortal time bias in a study on medications after discharge for acute exacerbations of COPD and excluded immortal time bias in a study on cardiovascular outcomes in women who had experienced premature or regular menopause.

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