The Flaws of the Basic Reproductive Ratio in Disease Modeling
Author Information
Author(s): Li Jing, Blakeley Daniel, Robert J. Smith
Hypothesis
The basic reproductive ratio, R0, is a flawed measure of disease spread and persistence.
Conclusion
R0 is not a reliable indicator of disease dynamics and can lead to misleading conclusions about disease control.
Supporting Evidence
- R0 can be less than 1 and still allow a disease to persist.
- Different methods for calculating R0 can yield vastly different results.
- R0 does not always represent the average number of secondary infections.
Takeaway
R0 is supposed to tell us how fast a disease spreads, but it often gets it wrong, which can lead to bad decisions about how to control diseases.
Methodology
The paper reviews various methods for calculating R0 and discusses their limitations and inconsistencies.
Potential Biases
The reliance on R0 can lead to misinterpretations of disease dynamics and control measures.
Limitations
R0 can produce different values depending on the method used, and it does not consistently measure the average number of secondary infections.
Digital Object Identifier (DOI)
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