March 12, 2010 article Problem of immortal time bias in cohort studies: example using statins for preventing progression of diabetes BMJ DOI: 10.1136/bmj.b5087 OpenAlex Authors 0 Author list not loaded yet. Cited by 8 stored of 1,186 Search Sort Most cited Newest Oldest Patent citations Title Any typearticle review book-chapter conference-paper preprint dissertation book dataset other Any fieldAgricultural and Biological Sciences Arts and Humanities Biochemistry, Genetics and Molecular Biology Business, Management and Accounting Chemical Engineering Chemistry Computer Science Decision Sciences Dentistry Earth and Planetary Sciences Economics, Econometrics and Finance Energy Engineering Environmental Science Health Professions Immunology and Microbiology Materials Science Mathematics Medicine Neuroscience Nursing Pharmacology, Toxicology and Pharmaceutics Physics and Astronomy Psychology Social Sciences Veterinary Open access Starting right: aligning eligibility and treatment assignment at time zero when emulating a target trial 2026 BMJ article Mathematics Advanced Causal Inference Techniques Open access 32 citations Starting right: aligning eligibility and treatment assignment at time zero when emulating a target trial 2025 SSRN Electronic Journal preprint Mathematics Advanced Causal Inference Techniques Open access 3 citations Tying research question and analytical strategy when variables are affected by medication use 2023 Pharmacoepidemiology and Drug Safety article Mathematics Advanced Causal Inference Techniques Open access 2 citations Risk of Suicide Attempt in Patients With Recent Diagnosis of Mild Cognitive Impairment or Dementia 2021 JAMA Psychiatry article Psychology Suicide and Self-Harm Studies Open access 108 citations Response to “Early hydroxychloroquine but not chloroquine use reduces ICU admission in COVID-19 patients” 2020 International Journal of Infectious Diseases article Medicine COVID-19 Clinical Research Studies Open access 11 citations Pharmacoepidemiology for nephrologists (part 2): potential biases and how to overcome them 2020 Clinical Kidney Journal article Mathematics Advanced Causal Inference Techniques Open access 69 citations When observational studies can give wrong answers: the potential of immortal time bias 2020 European Journal of Endocrinology article Mathematics Statistical Methods in Epidemiology Open access 45 citations Impact of Complications After Pancreatoduodenectomy on Mortality, Organ Failure, Hospital Stay, and Readmission 2020 Annals of Surgery article Medicine Pancreatic and Hepatic Oncology Research Open access 102 citations 8 results References 0