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. 2021 Dec 3;9(1):ofab614.
doi: 10.1093/ofid/ofab614. eCollection 2022 Jan.

Response to "Overlooked Shortcomings of Observational Studies of Interventions in Coronavirus Disease 2019: An Illustrated Review for the Clinician" by Tleyjeh et al

Martin Wolkewitz  1 , Oksana Martinuka  1
Affiliations

Response to "Overlooked Shortcomings of Observational Studies of Interventions in Coronavirus Disease 2019: An Illustrated Review for the Clinician" by Tleyjeh et al

Martin Wolkewitz et al. Open Forum Infect Dis. .
No abstract available

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References

    1. Tleyjeh IM, Kashour T, Mandrekar J, Petitti DB.. Overlooked shortcomings of observational studies of interventions in coronavirus disease 2019: an illustrated review for the clinician. Open Forum Infect Dis 2021; 8:XXX–XX. - PMC - PubMed
    1. Martinuka O, von Cube M, Wolkewitz M.. Methodological evaluation of bias in observational coronavirus disease 2019 studies on drug effectiveness. Clin Microbiol Infect 2021; 27:949–57. - PMC - PubMed
    1. Austin PC, Latouche A, Fine JP.. A review of the use of time-varying covariates in the Fine-Gray subdistribution hazard competing risk regression model. Stat Med 2020; 39:103–13. - PMC - PubMed
    1. Poguntke I, Schumacher M, Beyersmann J, Wolkewitz M.. Simulation shows undesirable results for competing risks analysis with time-dependent covariates for clinical outcomes. BMC Med Res Methodol 2018; 18:79. - PMC - PubMed
    1. Moodie EEM, Stephens DA, Klein MB.. A marginal structural model for multiple-outcome survival data: assessing the impact of injection drug use on several causes of death in the Canadian Co-infection Cohort. Stat Med 2014; 33:1409–25. - PubMed