The PCR Test As A Predictor Of Acute Respiratory Conditions (part 3)

I utilise data from an unknown NHS Trust to determine the real-world value of a COVID-19 diagnosis in the EPR of in-hospital deaths

It would appear from part 2 of this series that what the PCR test has gone and done is paint a mirage on the canvas of respiratory illness, with two massive spikes of seeming COVID death that fail to translate into acute respiratory conditions. But how does my newly forged catch-all indicator variable - DDx_VIBAC - square with the acute respiratory cond…