Physical Fitness and Body Composition in Women with Systemic Lupus Erythematosus

Background and objectives: Higher physical fitness is associated with a more favorable weight and body composition in the general population, although this association has not been studied in patients with systemic lupus erythematosus (SLE). The aim of the present study was to examine the associatio...

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Hauptverfasser: Sola Rodríguez, Sergio, Gavilán Carrera, Blanca, Vargas Hitos, José Antonio, Sabio, José Mario, Morillas de Laguno, Pablo, Soriano Maldonado, Alberto
Format: info:eu-repo/semantics/article
Sprache:English
Veröffentlicht: MDPI 2020
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Online Zugang:http://hdl.handle.net/10835/7627
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author Sola Rodríguez, Sergio
Gavilán Carrera, Blanca
Vargas Hitos, José Antonio
Sabio, José Mario
Morillas de Laguno, Pablo
Soriano Maldonado, Alberto
author_facet Sola Rodríguez, Sergio
Gavilán Carrera, Blanca
Vargas Hitos, José Antonio
Sabio, José Mario
Morillas de Laguno, Pablo
Soriano Maldonado, Alberto
author_sort Sola Rodríguez, Sergio
collection DSpace
description Background and objectives: Higher physical fitness is associated with a more favorable weight and body composition in the general population, although this association has not been studied in patients with systemic lupus erythematosus (SLE). The aim of the present study was to examine the association of different components of physical fitness with body composition in women with SLE with mild disease activity. Materials and Methods: This cross-sectional study included 77 women with SLE (43.2 ± 13.8 years old) and clinical stability during the previous 6 months. Body composition (including body mass index (BMI), fat mass index (FMI), waist circumference, waist-to-height ratio and waist-to-hip ratio) was assessed using a stadiometer, an anthropometric tape, and a bioimpedance device. Physical fitness included cardiorespiratory fitness (Siconolfi step test and 6 min walk test), muscular strength (handgrip strength test as upper body measure and 30 s chair stand as lower body measure), and flexibility (back-scratch test). Participants with a fitness level equal or above the median of the study sample were categorized as “fit” and those below the median were categorized as “unfit”. Linear regression assessed the association of physical fitness with body composition parameters. Results: Cardiorespiratory fitness and upper body muscular strength were negatively associated with BMI, FMI, waist circumference, and waist-to-height ratio (all, p < 0.05). Lower body muscular strength and flexibility were negatively related to FMI, waist circumference, waist-to-height ratio, and waist-to-hip ratio (all, p < 0.05). These relationships were still significant after controlling for age, disease duration, accrual damage, and SLE activity. Overall, fit patients presented significantly lower values in all body composition parameters compared to unfit patients (all, p < 0.05). Conclusions: The main findings of the present study suggest that physical fitness is inversely associated with body composition in women with SLE. Given the cross-sectional nature of this study, future clinical trials should study the causal pathways underlying these relationships.
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spelling oai:repositorio.ual.es:10835-76272023-04-12T19:14:05Z Physical Fitness and Body Composition in Women with Systemic Lupus Erythematosus Sola Rodríguez, Sergio Gavilán Carrera, Blanca Vargas Hitos, José Antonio Sabio, José Mario Morillas de Laguno, Pablo Soriano Maldonado, Alberto physical fitness flexibility muscular strength cardiorespiratory fitness body composition systemic lupus erythematosus obesity Background and objectives: Higher physical fitness is associated with a more favorable weight and body composition in the general population, although this association has not been studied in patients with systemic lupus erythematosus (SLE). The aim of the present study was to examine the association of different components of physical fitness with body composition in women with SLE with mild disease activity. Materials and Methods: This cross-sectional study included 77 women with SLE (43.2 ± 13.8 years old) and clinical stability during the previous 6 months. Body composition (including body mass index (BMI), fat mass index (FMI), waist circumference, waist-to-height ratio and waist-to-hip ratio) was assessed using a stadiometer, an anthropometric tape, and a bioimpedance device. Physical fitness included cardiorespiratory fitness (Siconolfi step test and 6 min walk test), muscular strength (handgrip strength test as upper body measure and 30 s chair stand as lower body measure), and flexibility (back-scratch test). Participants with a fitness level equal or above the median of the study sample were categorized as “fit” and those below the median were categorized as “unfit”. Linear regression assessed the association of physical fitness with body composition parameters. Results: Cardiorespiratory fitness and upper body muscular strength were negatively associated with BMI, FMI, waist circumference, and waist-to-height ratio (all, p < 0.05). Lower body muscular strength and flexibility were negatively related to FMI, waist circumference, waist-to-height ratio, and waist-to-hip ratio (all, p < 0.05). These relationships were still significant after controlling for age, disease duration, accrual damage, and SLE activity. Overall, fit patients presented significantly lower values in all body composition parameters compared to unfit patients (all, p < 0.05). Conclusions: The main findings of the present study suggest that physical fitness is inversely associated with body composition in women with SLE. Given the cross-sectional nature of this study, future clinical trials should study the causal pathways underlying these relationships. 2020-01-20T09:27:01Z 2020-01-20T09:27:01Z 2019-02-21 info:eu-repo/semantics/article 1010-660X http://hdl.handle.net/10835/7627 en https://www.mdpi.com/1010-660X/55/2/57 Attribution-NonCommercial-NoDerivatives 4.0 Internacional http://creativecommons.org/licenses/by-nc-nd/4.0/ info:eu-repo/semantics/openAccess MDPI
spellingShingle physical fitness
flexibility
muscular strength
cardiorespiratory fitness
body composition
systemic lupus erythematosus
obesity
Sola Rodríguez, Sergio
Gavilán Carrera, Blanca
Vargas Hitos, José Antonio
Sabio, José Mario
Morillas de Laguno, Pablo
Soriano Maldonado, Alberto
Physical Fitness and Body Composition in Women with Systemic Lupus Erythematosus
title Physical Fitness and Body Composition in Women with Systemic Lupus Erythematosus
title_full Physical Fitness and Body Composition in Women with Systemic Lupus Erythematosus
title_fullStr Physical Fitness and Body Composition in Women with Systemic Lupus Erythematosus
title_full_unstemmed Physical Fitness and Body Composition in Women with Systemic Lupus Erythematosus
title_short Physical Fitness and Body Composition in Women with Systemic Lupus Erythematosus
title_sort physical fitness and body composition in women with systemic lupus erythematosus
topic physical fitness
flexibility
muscular strength
cardiorespiratory fitness
body composition
systemic lupus erythematosus
obesity
url http://hdl.handle.net/10835/7627
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