Evidence map›Paper›PMID 34421343›Full record

ArticleStochastic environmental research and risk assessment : research journal2022

A comparison of multiple neighborhood matrix specifications for spatio-temporal model fitting: a case study on COVID-19 data.

Álvaro Briz-Redón, Adina Iftimi, Juan Francisco Correcher, Jose De Andrés, Manuel Lozano, Carolina Romero-García

Registry-linked trialAbstract read
In one paragraph

Article in Stochastic environmental research and risk assessment : research journal, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04581096 (Evaluation of the Response of COVID-19 Spread With a Spatiotemporal Analysis in a Tertiary Hospital), which is not on this map. Cited by 7 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed, 2 pooled it
–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.

NCT04581096 completednot on this map

Evaluation of the Response of COVID-19 Spread With a Spatiotemporal Analysis in a Tertiary Hospital

Typeobservational_patient_registrySponsorHospital General Universitario de ValenciaRan2020 to 2021Enrolled2,646ConditionsCovid19, Spatial Visualization, Neural Network, Respiratory DiseaseArmsno intervention
3 · Its place in the literature

Who cites it

7 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Methods Used in the Spatial and Spatiotemporal Analysis of COVID-19 Epidemiology: A Systematic Review.International journal of environmental research and public health · 2022
    Pooled it
  3. Article
  4. Article
  5. Article
  6. Article
  7. Multivariate Kalman filtering for spatio-temporal processes.Stochastic environmental research and risk assessment : research journal · 2022
    Article
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

6 authors.

Álvaro Briz-RedónStatistics Office, City Council of Valencia, Carrer de l'Arquebisbe Mayoral, 1, 46002 Valencia, Spain.ORCID 0000-0001-7976-3534
Adina IftimiDepartment of Statistics and Operations Research, University of Valencia, Valencia, Spain.
Juan Francisco CorrecherDepartment of Statistics and Operations Research, University of Valencia, Valencia, Spain.
Jose De AndrésAnesthesia Unit - Surgical Specialties Department, University of Valencia, Valencia, Spain.
Manuel LozanoDepartment of Preventive Medicine and Public Health, Food Sciences, Toxicology and Forensic Medicine, University of Valencia, Valencia, Spain.
Carolina Romero-GarcíaDepartment of Anesthesia, Critical Care and Pain Unit, General University Hospital, Valencia, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Establishing proper neighbor relations between a set of spatial units under analysis is essential when carrying out a spatial or spatio-temporal analysis. However, it is usual that researchers choose some of the most typical (and simple) neighborhood structures, such as the first-order contiguity matrix, without exploring other options. In this paper, we compare the performance of different neighborhood matrices in the context of modeling the weekly relative risk of COVID-19 over small areas located in or near Valencia, Spain. Specifically, we construct contiguity-based, distance-based, covariate-based (considering mobility flows and sociodemographic characteristics), and hybrid neighborhood matrices. We evaluate the goodness of fit, the overall predictive quality, the ability to detect high-risk spatio-temporal units, the capability to capture the spatio-temporal autocorrelation in the data, and the goodness of smoothing for a set of spatio-temporal models based on each of the neighborhood matrices. The results show that contiguity-based matrices, some of the distance-based matrices, and those based on sociodemographic characteristics perform better than the matrices based on

Indexed as

Covariate-based neighborsModel performanceNeighborhood matrixPredictive qualitySpatial dependenceSpatio-temporal models

Identifiers

PMID34421343
PMCPMC8371601

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