A multivariate spatial model for ordinal survey-based data

Fuente: arXiv
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Main Authors: Beltrán-Sánchez, Miguel Ángel, Martínez-Beneito, Miguel Ángel, Corberán-Vallet, Ana
Format: Preprint
Published: 2025
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author Beltrán-Sánchez, Miguel Ángel
Martínez-Beneito, Miguel Ángel
Corberán-Vallet, Ana
author_facet Beltrán-Sánchez, Miguel Ángel
Martínez-Beneito, Miguel Ángel
Corberán-Vallet, Ana
contents Health surveys provide valuable information for monitoring population health, identifying risk factors and informing public health policies. Most of the questions included are coded as ordinal variables and organized into thematic blocks. Accordingly, multivariate modeling provides a natural framework for considering these variables as true groups, thereby accounting for potential dependencies among the responses within each block. In this paper, we propose a multivariate spatial analysis of ordinal survey-based data. This multivariate approach enables the joint analysis of sets of ordinal responses that are likely to be correlated, accounting for individual-level effects, while simultaneously improving the estimation of the geographical patterns for each variable and capturing their interdependencies. We apply this methodology to describe the spatial distribution of several mental health indicators from the Health Survey of the Region of Valencia (Spain) for the year 2022. Specifically, we analyze the block of questions from the 12-item General Health Questionnaire included in the survey.
format Preprint
id arxiv_https___arxiv_org_abs_2507_20944
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle A multivariate spatial model for ordinal survey-based data
Beltrán-Sánchez, Miguel Ángel
Martínez-Beneito, Miguel Ángel
Corberán-Vallet, Ana
Methodology
Health surveys provide valuable information for monitoring population health, identifying risk factors and informing public health policies. Most of the questions included are coded as ordinal variables and organized into thematic blocks. Accordingly, multivariate modeling provides a natural framework for considering these variables as true groups, thereby accounting for potential dependencies among the responses within each block. In this paper, we propose a multivariate spatial analysis of ordinal survey-based data. This multivariate approach enables the joint analysis of sets of ordinal responses that are likely to be correlated, accounting for individual-level effects, while simultaneously improving the estimation of the geographical patterns for each variable and capturing their interdependencies. We apply this methodology to describe the spatial distribution of several mental health indicators from the Health Survey of the Region of Valencia (Spain) for the year 2022. Specifically, we analyze the block of questions from the 12-item General Health Questionnaire included in the survey.
title A multivariate spatial model for ordinal survey-based data
topic Methodology
url https://arxiv.org/abs/2507.20944