Immortal Time Bias in Observational Studies

JAMA. 2021 Feb 16;325(7):686-687. doi: 10.1001/jama.2020.9151.

Authors

Kabir Yadav^{1

2

3}, Roger J Lewis^{1

2

3

4}

Affiliations

¹ Department of Emergency Medicine, Harbor-UCLA Medical Center, Torrance, California.
² The Lundquist Institute, Torrance, California.
³ David Geffen School of Medicine at University of California, Los Angeles.
⁴ Berry Consultants LLC, Austin, Texas.

PMID: 33591334
DOI: 10.1001/jama.2020.9151

No abstract available

MeSH terms

Adult
Bias*
Cardiovascular Diseases / etiology*
Data Interpretation, Statistical*
Female
Heart Disease Risk Factors
Humans
Menopause, Premature*
Middle Aged
Observational Studies as Topic*
Time Factors*