Chicken Or Egg?
Assessing the influence of mass viral testing programmes on case positivity: are we experiencing a testdemic? (rev 1.0)
This morning my first thoughts upon waking were, “shall I try vector autoregression (VAR) or vector error correction modelling (VECM)?” Yes, really.
Whenever I start to tread down the path of ever more sophisticated statistical techniques like this I stop and go back to the beginning. We have positive test results we inappropriately call ‘cases’ and we …