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Sampling Bias: Explaining Wide Variations in COVID-19 Case Fatality Rates
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Hypothesis 1: Sampling Bias
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Hypotheses 2 and 3: GDP per capita, and Median Age
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Initial Analysis
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Figure 1: Estimated CFR against Log10(Reported Tests/Reported Deaths), by Country
Further Analysis
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Further Results
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These analyses provide five key conclusions:
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Country Tests/Deaths
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Reported
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Reported
Deaths
Reported
Tests
Estimated
CFR
GDP per
capita
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Table 1: Estimated CFR for Countries, Ranked by Test/Death Ratios, as of 26 March 2020
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Table 2: Countries ranked by % change in Tests/Deaths ratios over the last two weeks
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Table 3: Estimated CFR for Countries, ranked by GDP per capita
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