Evidence map›Paper›PMID 29266000›Full record

ArticleeLife2017

Evolutionary dynamics of incubation periods.

Bertrand Ottino-Loffler, Jacob G Scott, Steven H Strogatz

Abstract read
In one paragraph

Article in eLife, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

12 citing papers in PubMed.

  1. Article
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  3. Categorizing update mechanisms for graph-structured metapopulations.Journal of the Royal Society, Interface · 2023
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Bertrand Ottino-LofflerCenter for Applied Mathematics, Cornell University, Ithaca, United States.ORCID 0000-0001-6839-5510
Jacob G ScottDepartment of Translational Hematology and Oncology Research, Cleveland Clinic, Cleveland, United States.ORCID 0000-0003-2971-7673
Steven H StrogatzCenter for Applied Mathematics, Cornell University, Ithaca, United States.ORCID 0000-0003-2923-3118

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The incubation period for typhoid, polio, measles, leukemia and many other diseases follows a right-skewed, approximately lognormal distribution. Although this pattern was discovered more than sixty years ago, it remains an open question to explain its ubiquity. Here, we propose an explanation based on evolutionary dynamics on graphs. For simple models of a mutant or pathogen invading a network-structured population of healthy cells, we show that skewed distributions of incubation periods emerge for a wide range of assumptions about invader fitness, competition dynamics, and network structure. The skewness stems from stochastic mechanisms associated with two classic problems in probability theory: the coupon collector and the random walk. Unlike previous explanations that rely crucially on heterogeneity, our results hold even for homogeneous populations. Thus, we predict that two equally healthy individuals subjected to equal doses of equally pathogenic agents may, by chance alone, show remarkably different time courses of disease.

Indexed as

Biological Variation, PopulationInfectious Disease Incubation PeriodAnimalsBiostatisticsHumansTime Factorscomplex networkscomputational biologyevolutionary graph theoryhumanincubation periodinfectious diseasemathematical modelsystems biology

Identifiers

PMID29266000
PMCPMC5739548

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.