One Sample Mendelian Randomization and Instrumental Variable Analyses R package OneSampleMR version 0.1.7 Useful functions for one-sample (individual level data) Mendelian randomization and instrumental variable analyses. The package includes implementations of; the Sanderson and Windmeijer (2016) <doi:10.1016/j.jeconom.2015.06.004> conditional F-statistic, the multiplicative structural mean model Hernán and Robins (2006) <doi:10.1097/01.ede.0000222409.00878.37>, and two-stage predictor substitution and two-stage residual inclusion estimators explained by Terza et al. (2008) <doi:10.1016/j.jhealeco.2007.09.009>. Software Depends: R (>= 4.3) Imports: Formula, gmm, ivreg (>= 0.6-5), lmtest, msm, rlang (>= 1.0.0) Suggests: AER, estimatr, fixest, haven, knitr, lfe, rmarkdown, testthat (>= 3.0.0) Tom Palmer <remlapmot@hotmail.com> Comprehensive R Archive Network (CRAN) Tom Palmer [aut, cre] (ORCID: <https://orcid.org/0000-0003-4655-4511>), Wes Spiller [aut] (ORCID: <https://orcid.org/0000-0002-8169-5531>), Eleanor Sanderson [aut] (ORCID: <https://orcid.org/0000-0001-5188-5775>), Nicolai Vitt [aut] (ORCID: <https://orcid.org/0000-0002-5988-9372>) GPL (>= 3) 2026-03-09 application/tgz https://CRAN.R-project.org/package=OneSampleMR doi:10.32614/CRAN.package.OneSampleMR