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Role of Menopausal Transition and Physical Activity in Loss of Lean and Muscle Mass : A Follow-Up Study in Middle-Aged Finnish Women

Publiceringsår

2020

Upphovspersoner

Juppi, Hanna-Kaarina; Sipilä, Sarianna; Cronin, J. Neil; Karvinen, Sira; Karppinen, E. Jari; Tammelin, H. Tuija; Aukee, Pauliina; Kovanen, Vuokko; Kujala, M. Urho; Laakkonen, K. Eija

Abstrakt

In midlife, women experience hormonal changes due to menopausal transition. A decrease especially in estradiol has been hypothesized to cause loss of muscle mass. This study investigated the effect of menopausal transition on changes in lean and muscle mass, from the total body to the muscle fiber level, among 47–55-year-old women. Data were used from the Estrogenic Regulation of Muscle Apoptosis (ERMA) study, where 234 women were followed from perimenopause to early postmenopause. Hormone levels (estradiol and follicle stimulating hormone), total and regional body composition (dual-energy X-ray absorptiometry (DXA) and computed tomography (CT) scans), physical activity level (self-reported and accelerometer-measured) and muscle fiber properties (muscle biopsy) were assessed at baseline and at early postmenopause. Significant decreases were seen in lean body mass (LBM), lean body mass index (LBMI), appendicular lean mass (ALM), appendicular lean mass index (ALMI), leg lean mass and thigh muscle cross-sectional area (CSA). Menopausal status was a significant predictor for all tested muscle mass variables, while physical activity was an additional significant contributor for LBM, ALM, ALMI, leg lean mass and relative muscle CSA. Menopausal transition was associated with loss of muscle mass at multiple anatomical levels, while physical activity was beneficial for the maintenance of skeletal muscle mass.
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Organisationer och upphovspersoner

Jyväskylä universitet

Laakkonen Eija Orcid -palvelun logo

Juppi Hanna-Kaarina Orcid -palvelun logo

Cronin Neil Orcid -palvelun logo

Sipilä Sarianna Orcid -palvelun logo

Karvinen Sira Orcid -palvelun logo

Kujala Urho Orcid -palvelun logo

Karppinen Jari

Kovanen Vuokko

Publikationstyp

Publikationsform

Artikel

Moderpublikationens typ

Tidning

Artikelstyp

En originalartikel

Målgrupp

Vetenskaplig

Kollegialt utvärderad

Kollegialt utvärderad

UKM:s publikationstyp

A1 Originalartikel i en vetenskaplig tidskrift

Publikationskanalens uppgifter

Förläggare

MDPI

Volym

9

Nummer

5

Artikelnummer

1588

Publikationsforum

85981

Publikationsforumsnivå

1

Öppen tillgång

Öppen tillgänglighet i förläggarens tjänst

Ja

Öppen tillgång till publikationskanalen

Helt öppen publikationskanal

Parallellsparad

Ja

Publiceringsavgift för öppen tillgång €

1900

Betalningsår för den öppen tillgång publiceringsavgiften

2020

Övriga uppgifter

Vetenskapsområden

Folkhälsovetenskap, miljö och arbetshälsa; Gymnastik- och idrottsvetenskap

Nyckelord

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Publiceringsland

Schweiz

Förlagets internationalitet

Internationell

Språk

engelska

Internationell sampublikation

Ja

Sampublikation med ett företag

Nej

DOI

10.3390/jcm9051588

Publikationen ingår i undervisnings- och kulturministeriets datainsamling

Ja