Letters
Stratification of shielding
Is stratified shielding from covid-19 feasible and ethical?
BMJ 2020; 370 doi: https://doi.org/10.1136/bmj.m2660 (Published 07 July 2020) Cite this as: BMJ 2020;370:m2660
- Irene Petersen, professor of epidemiology and health informatics
- Department of Primary Care and Population Health, Institute of Epidemiology and Health Care, University College London, London, UK
- i.petersen{at}ucl.ac.uk
The concept of stratified shielding from covid-19 is interesting but complex and potentially unethical to implement in practice. As described by Davey Smith and Spiegelhalter,1 the risk of covid-19 mortality can be described as a two step process: the risk of getting infected and the risk of dying after infection.
In theory, it would be relatively straightforward to derive a risk prediction …
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