{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,24]],"date-time":"2025-11-24T21:46:27Z","timestamp":1764020787706,"version":"3.41.2"},"reference-count":30,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2024,6,20]],"date-time":"2024-06-20T00:00:00Z","timestamp":1718841600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["American J Hum Biol"],"published-print":{"date-parts":[[2024,9]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>The association between indicators of maturation and measures of physical fitness are not well correlated and vary according to chronological age, sex, body size, and motor characteristics. It is known that chronological age, maturation, and fat mass are significant predictors of cardiorespiratory fitness in girls, however, the contributions of fat mass to the relationship between maturation and endurance performance are still unclear.<\/jats:p><\/jats:sec><jats:sec><jats:title>Objective<\/jats:title><jats:p>The current study aimed to examine whether the association between somatic maturation and running performance in the 20\u2010m shuttle\u2010run in girls is mediated by estimated fat mass.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>The sample comprised 67 girls, aged 8.00\u20138.99\u2009years. Stature, body mass, and skinfolds were measured. Estimates of body composition and predicted mature stature (PMS) were then calculated. Current stature was expressed as a percentage of PMS and somatic maturation was given by z\u2010scores of the percentage of PMS. Mediation analysis was performed using the bias\u2010corrected bootstrap approach with 5000 resamples in order to obtain estimates of total, direct, and indirect effects of z\u2010scores of the percentage of PMS on 20\u2010m shuttle\u2010run performance mediated by fat mass.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The results show that fat mass mediated the negative effect of biological maturation on 20\u2010m shuttle\u2010run performance in the observed sample of prepubescent girls (Indirect effect: \u03b2\u2009=\u2009\u22120.177, 95%CI: \u22120.291 to \u22120.059).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Although the participants were prepubescent girls, poorer aerobic running performance appeared to be partly due to increased levels of fat mass.<\/jats:p><\/jats:sec>","DOI":"10.1002\/ajhb.24120","type":"journal-article","created":{"date-parts":[[2024,6,20]],"date-time":"2024-06-20T08:24:17Z","timestamp":1718871857000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Biological maturation, fat mass and cardiorespiratory fitness in prepubescent girls: A mediation analysis"],"prefix":"10.1002","volume":"36","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-1436-1125","authenticated-orcid":false,"given":"Leonardo Gomes de Oliveira","family":"Luz","sequence":"first","affiliation":[{"name":"Federal University of Alagoas LACAPS  Arapiraca Brazil"},{"name":"University of Coimbra, CIDAF (uid\/dtp\/04213\/2020)  Coimbra Portugal"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3995-4795","authenticated-orcid":false,"given":"Danilo Rodrigues Pereira","family":"da Silva","sequence":"additional","affiliation":[{"name":"Department of Physical Education Federal University of Sergipe  S\u00e3o Crist\u00f3v\u00e3o Brazil"},{"name":"Faculty of Health Sciences Universidad Aut\u00f3noma de Chile  Providencia Chile"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3912-5559","authenticated-orcid":false,"given":"Rafael dos Santos","family":"Henrique","sequence":"additional","affiliation":[{"name":"University of Pernambuco, GEPCDEN  Recife Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1871-2087","authenticated-orcid":false,"given":"Bruno Barbosa","family":"Giudicelli","sequence":"additional","affiliation":[{"name":"Federal University of Alagoas LACAPS  Arapiraca Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4512-7331","authenticated-orcid":false,"given":"Manuel Jo\u00e3o","family":"Coelho e Silva","sequence":"additional","affiliation":[{"name":"University of Coimbra, CIDAF (uid\/dtp\/04213\/2020)  Coimbra Portugal"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2024,6,20]]},"reference":[{"key":"e_1_2_11_2_1","first-page":"36","article-title":"Myths, misconceptions and the 20 metre shuttle run","volume":"14","author":"Armstrong N.","year":"2019","journal-title":"Physical Education Matters"},{"key":"e_1_2_11_3_1","doi-asserted-by":"publisher","DOI":"10.1249\/MSS.0000000000002418"},{"key":"e_1_2_11_4_1","doi-asserted-by":"publisher","DOI":"10.1123\/pes.17.1.18"},{"volume-title":"Growth diagnosis: Selected methods for interpreting and predicting development from one year to maturity","year":"1959","author":"Bayer L. 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