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Atrial remodelling is less pronounced in female endurance-trained athletes compared with that in male athletes.

Mosén, Henrik LU and Steding Ehrenborg, Katarina LU (2014) In Scandinavian Cardiovascular Journal 48(1). p.20-26
Abstract
Objectives. Little data exists on atrial adaptation to training in women. Furthermore, data on right atrial (RA) volumes is lacking for both male and female athletes. The objective of this study was therefore to investigate atrial volumes in male and female athletes. Design. A total of 75 athletes (33 women) and 53 controls (21 women) underwent cardiovascular magnetic resonance imaging. Left atrial (LA) and RA volumes were measured by manual delineation. The atrial appendage was included in the volumes, and pulmonary veins were excluded. Results. Atrial volumes were larger in athletes compared with those in controls (males: LA 116 ± 19 ml versus 93 ± 19 ml, RA 166 ± 32 ml versus 133 ± 23 ml, p < 0.0001, females: LA 90 ± 15 ml versus 83... (More)
Objectives. Little data exists on atrial adaptation to training in women. Furthermore, data on right atrial (RA) volumes is lacking for both male and female athletes. The objective of this study was therefore to investigate atrial volumes in male and female athletes. Design. A total of 75 athletes (33 women) and 53 controls (21 women) underwent cardiovascular magnetic resonance imaging. Left atrial (LA) and RA volumes were measured by manual delineation. The atrial appendage was included in the volumes, and pulmonary veins were excluded. Results. Atrial volumes were larger in athletes compared with those in controls (males: LA 116 ± 19 ml versus 93 ± 19 ml, RA 166 ± 32 ml versus 133 ± 23 ml, p < 0.0001, females: LA 90 ± 15 ml versus 83 ± 17 ml, p < 0.05, RA 119 ± 24 ml versus 108 ± 18 ml, p = 0.07). When normalized for body surface area, atrial volumes remained larger in athletes. However, when normalized for total heart volume (THV) there were no differences between groups except for LA volumes in females where controls had higher LA/THV compared with those in athletes (p < 0.05). Conclusion. Atrial volumes were significantly larger in athletes. Atrial volumes normalized for THV did not differ between athletes and controls indicating a balanced enlargement. There was only a small difference between female controls and female athletes, suggesting that atrial adjustment to training is more modest in women. (Less)
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author
and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Scandinavian Cardiovascular Journal
volume
48
issue
1
pages
20 - 26
publisher
Taylor & Francis
external identifiers
  • pmid:24279839
  • wos:000330849500004
  • scopus:84893239596
  • pmid:24279839
ISSN
1651-2006
DOI
10.3109/14017431.2013.860234
language
English
LU publication?
yes
id
55e86f03-10e0-4f27-9324-3ee8f14220f4 (old id 4178895)
alternative location
http://www.ncbi.nlm.nih.gov/pubmed/24279839?dopt=Abstract
date added to LUP
2016-04-01 10:49:28
date last changed
2022-01-26 02:49:42
@article{55e86f03-10e0-4f27-9324-3ee8f14220f4,
  abstract     = {{Objectives. Little data exists on atrial adaptation to training in women. Furthermore, data on right atrial (RA) volumes is lacking for both male and female athletes. The objective of this study was therefore to investigate atrial volumes in male and female athletes. Design. A total of 75 athletes (33 women) and 53 controls (21 women) underwent cardiovascular magnetic resonance imaging. Left atrial (LA) and RA volumes were measured by manual delineation. The atrial appendage was included in the volumes, and pulmonary veins were excluded. Results. Atrial volumes were larger in athletes compared with those in controls (males: LA 116 ± 19 ml versus 93 ± 19 ml, RA 166 ± 32 ml versus 133 ± 23 ml, p &lt; 0.0001, females: LA 90 ± 15 ml versus 83 ± 17 ml, p &lt; 0.05, RA 119 ± 24 ml versus 108 ± 18 ml, p = 0.07). When normalized for body surface area, atrial volumes remained larger in athletes. However, when normalized for total heart volume (THV) there were no differences between groups except for LA volumes in females where controls had higher LA/THV compared with those in athletes (p &lt; 0.05). Conclusion. Atrial volumes were significantly larger in athletes. Atrial volumes normalized for THV did not differ between athletes and controls indicating a balanced enlargement. There was only a small difference between female controls and female athletes, suggesting that atrial adjustment to training is more modest in women.}},
  author       = {{Mosén, Henrik and Steding Ehrenborg, Katarina}},
  issn         = {{1651-2006}},
  language     = {{eng}},
  number       = {{1}},
  pages        = {{20--26}},
  publisher    = {{Taylor & Francis}},
  series       = {{Scandinavian Cardiovascular Journal}},
  title        = {{Atrial remodelling is less pronounced in female endurance-trained athletes compared with that in male athletes.}},
  url          = {{https://lup.lub.lu.se/search/files/2163071/4394562.pdf}},
  doi          = {{10.3109/14017431.2013.860234}},
  volume       = {{48}},
  year         = {{2014}},
}