Contact tracing, testing and isolation is important against many infectious disease outbreaks, such as Ebola and post-vaccine measles. It is ineffective, naïve and counter-productive against COVID19, influenza, pre-vaccine measles, etc, and by definition, against any pandemic.
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Replying to @MartinKulldorff
can you explain that more? people assume mass testing and contact tracing is the way to go, even when they no longer believe in lockdowns
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Replying to @ComradeDoom1
Martin Kulldorff Retweeted Martin Kulldorff
Martin Kulldorff added,
Martin Kulldorff @MartinKulldorff
Replying to @Belisarian
Problems when one or more of: (1) disease is widely spread, (2) there are many mild or asymptomatic cases, (3) there is pre-symptomatic transmission, (4) we cannot identify the first index case in a given population, or how that person got infected.
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