Evidence map›Paper›PMID 33575638›Full record

ArticleNAR genomics and bioinformatics2020

Some thoughts on counts in sequencing studies.

Juan José Egozcue, Jan Graffelman, M Isabel Ortego, Vera Pawlowsky-Glahn

Abstract read
In one paragraph

Article in NAR genomics and bioinformatics, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

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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

4 authors.

Juan José EgozcueDepartment of Civil and Environmental Engineering, Universitat Politecnica de Catalunya, Barcelona, 08034 Spain.
Jan GraffelmanDepartment of Statistics and Operations Research, Universitat Politecnica de Catalunya, Barcelona, 08034 Spain.
M Isabel OrtegoDepartment of Civil and Environmental Engineering, Universitat Politecnica de Catalunya, Barcelona, 08034 Spain.
Vera Pawlowsky-GlahnDepartment of Computer Sciences, Applied Mathematics and Statistics, Universitat de Girona, Campus Montilivi, 17003 Girona, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Measurements in sequencing studies are mostly based on counts. There is a lack of theoretical developments for the analysis and modelling of this type of data. Some thoughts in this direction are presented, which might serve as a seed. The main issues addressed are the compositional character of multinomial probabilities and the corresponding representation in orthogonal (isometric) coordinates, and modelling distributions for sequencing data taking into account possible effects of amplification techniques.

Identifiers

PMID33575638
PMCPMC7679068

What OpenQuestion holds

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Registered trials

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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.