Do COVID Vaccines Work? (part 8)
I utilise data from an unknown NHS Trust to forge multivariate logistic regression models in the development of a more reliable indicator for COVID status
In part 7 of this series we came to a rather frustrating conclusion that the COVID status flag in the EPR of deceased inpatients (COVID Dx) wasn’t as reliable as it should be. We can see this clearly in the simple crosstabulation below of incidence of respiratory conditions (both acute and chronic) against mention of COVID in the EPR of deceased inpatie…