Understanding the assumptions underlying Mendelian randomization

C de Leeuw, J Savage, IG Bucur, T Heskes… - European Journal of …, 2022 - nature.com
With the rapidly increasing availability of large genetic data sets in recent years, Mendelian
Randomization (MR) has quickly gained popularity as a novel secondary analysis method …

Issues in the reporting and conduct of instrumental variable studies: a systematic review

NM Davies, GD Smith, F Windmeijer, RM Martin - Epidemiology, 2013 - journals.lww.com
Instrumental variables can be used to estimate the causal effects of exposures on outcomes
in the presence of residual or uncontrolled confounding. To assess the validity of analyses …

Calculating statistical power in Mendelian randomization studies

MJA Brion, K Shakhbazov… - International journal of …, 2013 - academic.oup.com
In Mendelian randomization (MR) studies, where genetic variants are used as proxy
measures for an exposure trait of interest, obtaining adequate statistical power is frequently …

Mendelian randomization: where are we now and where are we going?

S Burgess, NJ Timpson, S Ebrahim… - International journal …, 2015 - academic.oup.com
The methodology and application of Mendelian randomization to study causal mechanisms
in health and disease has developed dramatically over the past decade. New methods …

[PDF][PDF] Software application profile: mrrobust—a tool for performing two-sample summary Mendelian randomization analyses

W Spiller, NM Davies, TM Palmer - 2019 - academic.oup.com
Abstract Motivation In recent years, Mendelian randomization analysis using summary data
from genome-wide association studies has become a popular approach for investigating …

[HTML][HTML] Genetic markers as instrumental variables

S Von Hinke, GD Smith, DA Lawlor, C Propper… - Journal of Health …, 2016 - Elsevier
The use of genetic markers as instrumental variables (IV) is receiving increasing attention
from economists, statisticians, epidemiologists and social scientists. Although IV is …

Mendelian randomization: the challenge of unobserved environmental confounds

PD Koellinger, R De Vlaming - International journal of …, 2019 - academic.oup.com
The standard approach for scientists to demonstrate causal relationships is to conduct
experiments in which everything is held constant except for the element that is suspected to …

[HTML][HTML] Mendelian Randomization analysis of the causal effect of adiposity on hospital costs

P Dixon, W Hollingworth, S Harrison, NM Davies… - Journal of Health …, 2020 - Elsevier
Estimates of the marginal effect of measures of adiposity such as body mass index (BMI) on
healthcare costs are important for the formulation and evaluation of policies targeting …

Genetic variation in the lactase gene, dairy product intake and risk for prostate cancer in the European prospective investigation into cancer and nutrition

RC Travis, PN Appleby, A Siddiq… - … journal of cancer, 2013 - Wiley Online Library
High dairy protein intake has been found to be associated with increased prostate cancer
risk in the European Prospective Investigation into Cancer and Nutrition (EPIC). To further …

Inflammation and bone mineral density: a Mendelian randomization study

JV Huang, CM Schooling - Scientific reports, 2017 - nature.com
Osteoporosis is a common age-related disorder leading to an increase in osteoporotic
fractures and resulting in significant suffering and disability. Inflammation may contribute to …