Relació entre l’edat cronològica i la maduració sexual amb la maduració òssia mitjançant ressonància magnètica de l’epífisi distal del radi en futbolistes adolescents
Relationship of chronological age and sexual maturity with skeletal maturity by magnetic resonance imaging of the distal radial epiphysis in adolescent football players
a Facultad de Medicina, Universidad de Antioquia, Medellín, Colòmbia. Grupo de investigación en medicina aplicada a la actividad física y el deporte – GRINMADE, Universidad de Antioquia, Medellín, Colòmbia
b Hospital Universitario de Neiva, Neiva, Colòmbia
c Centro avanzado de diagnóstico médico (CEDIMED), Medellín, Colòmbia
d Facultad de Medicina, Universidad de Antioquia, Medellín, Colòmbia. Grupo de investigación en medicina aplicada a la actividad física y el deporte – GRINMADE, Universidad de Antioquia, Medellín, Colòmbia. Centro clínico y de investigación (SICOR), Medellín, Colòmbia
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Grupo de investigación en medicina aplicada a la actividad física y el deporte – GRINMADE, Universidad de Antioquia, Medellín, Colòmbia" "etiqueta" => "<span class="elsevierStyleSup">a</span>" "identificador" => "affa" ] 1 => array:3 [ "entidad" => "Hospital Universitario de Neiva, Neiva, Colòmbia" "etiqueta" => "<span class="elsevierStyleSup">b</span>" "identificador" => "affb" ] 2 => array:3 [ "entidad" => "Centro avanzado de diagnóstico médico (CEDIMED), Medellín, Colòmbia" "etiqueta" => "<span class="elsevierStyleSup">c</span>" "identificador" => "affc" ] 3 => array:3 [ "entidad" => "Facultad de Medicina, Universidad de Antioquia, Medellín, Colòmbia. Grupo de investigación en medicina aplicada a la actividad física y el deporte – GRINMADE, Universidad de Antioquia, Medellín, Colòmbia. Centro clínico y de investigación (SICOR), Medellín, Colòmbia" "etiqueta" => "<span class="elsevierStyleSup">d</span>" "identificador" => "affd" ] ] ] ] "titulosAlternativos" => array:1 [ "es" => array:1 [ "titulo" => "Relationship of chronological age and sexual maturity with skeletal maturity by magnetic resonance imaging of the distal radial epiphysis in adolescent football players" ] ] "pdfFichero" => "278v50n188a90446217pdf001.pdf" "tienePdf" => true "PalabrasClave" => array:2 [ "es" => array:1 [ 0 => array:4 [ "clase" => "keyword" "titulo" => "Palabras clave" "identificador" => "xpalclavsec937437" "palabras" => array:1 [ 0 => "Determinació de l’edat per l’esquelet; Desenvolupament sexual; Adolescent; Imatge per ressonància magnètica; Epífisi; Futbol" ] ] ] "en" => array:1 [ 0 => array:4 [ "clase" => "keyword" "titulo" => "Keywords" "identificador" => "xpalclavsec937438" "palabras" => array:1 [ 0 => "Age determination by skeleton; Sexual development; Adolescent, Magnetic resonance imaging; Epiphysis; Football" ] ] ] ] "tieneResumen" => true "resumen" => array:2 [ "es" => array:1 [ "resumen" => "<p class="elsevierStylePara"> Introducció: Malgrat que el grau de fusió de l’epífisi distal del radi esquerre (EDRE) observat per ressonància magnètica (RM) ha estat relacionat amb l’edat cronològica (EC), es desconeix la relació amb l’estadi genital de Tanner en la població llatinoamericana.</p> <p class="elsevierStylePara"> Objectiu: Avaluar la relació de l’EC i la maduració sexual amb la maduració òssia (MO) mitjançant RM de l’EDRE en futbolistes adolescents de la ciutat de Medellín, Colòmbia.</p> <p class="elsevierStylePara"> Material i mètodes: Estudi transversal que inclogué 60 futbolistes homes d’edat legal certificada entre 12 i 18 anys. Es practicà una valoració mèdica i una RM de l’EDRE amb un escàner 1.5 T, segons un protocol descrit. La lectura de la imatge fou realitzada per 3 avaluadors cegats. Es determinà l’MO en 3 estadis (A: immadurs; B: en desenvolupament; C: madurs) i s’avaluà la variabilitat inter i intraobservador.</p> <p class="elsevierStylePara"> Resultats: Entre els futbolistes inclosos, es trobà una mitjana d’índex de massa corporal i percentatge de greix corporal de 19,6 ± 2,0 kg/m<span class="elsevierStyleSup">2</span> i 1,1 ± 1,2%, respectivament. Es trobà correlació entre l’EC i l’estadi de maduració del test genital de Tanner amb l’MO (Taub de Kendall 0,686 i 0,693, respectivament; p < 0,001). Tots els jugadors classificats en el grau C tenien 17 anys o més i estadi de Tanner V. La correlació interobservador i intraobservador mostrà un índex kappa de 0,36 (p < 0,001) i 0,60 (p < 0,001), respectivament.</p> <p class="elsevierStylePara"> Conclusió: Es trobà relació entre l’EC i la maduració sexual amb l’MO per RM de l’EDRE en futbolistes adolescents. Una classificació per graus d’MO en 3 categories podria ser més útil i tenir implicacions en la competició.</p>" ] "en" => array:1 [ "resumen" => "<p class="elsevierStylePara"> Introduction: Although the grade of fusion of the left distal radial epiphysis (LDRE) observed by magnetic resonance imaging (MRI) has been linked to chronological age (CA), its relationship to Tanner stage of the genitals in the Latin American population is unknown.</p> <p class="elsevierStylePara"> Objective: To evaluate the relationship of CA and sexual maturity with skeletal maturity (SM) determined by MRI of the LDRE in adolescent football players from Medellin, Colombia.</p> <p class="elsevierStylePara"> Materials and methods: Cross-sectional study that included 60 male football players with certified legal age between 12 and 18 years. Medical evaluation and MRI of the LDRE using a 1.5 T scanner was performed according to a described protocol. The image reading was performed by 3 blinded evaluators. SM was classified as: A: immature; B: developing; C: mature, and inter- and intra-observer variability was assessed.</p> <p class="elsevierStylePara"> Results: Among the football players included in the study, the average body mass index and body fat were 19.6 ± 2.0 kg/m<span class="elsevierStyleSup">2</span> and 11.1 ± 1.2%, respectively. A correlation of CA and the Tanner stage of genital maturity with SM (Kendall’s Tau_b 0.686 and 0.693, respectively; P < .001) was found. All players classified as stage C were 17 or older and Tanner stage V. The inter-observer and intra-observer agreement showed a kappa index of 0.36 (P < .001) and 0.60 (P < .001), respectively.</p> <p class="elsevierStylePara"> Conclusion: A relationship was found between CA and sexual maturity and SM by MRI of the LDRE in adolescent football players. Classification by stage of SM in 3 categories could be more practical and have implications for competition.</p>" ] ] ] "idiomaDefecto" => "ct" "url" => "/X8866581/0000005000000188/v0_201801081358/XX886658115462179/v0_201801081358/ct/main.assets" "Apartado" => array:4 [ "identificador" => "71856" "tipo" => "SECCION" "es" => array:2 [ "titulo" => "Treballs originals" "idiomaDefecto" => true ] "idiomaDefecto" => "es" ] "PDF" => "https://static.elsevier.es/multimedia/X8866581/0000005000000188/v0_201801081358/XX886658115462179/v0_201801081358/ct/278v50n188a90446217pdf001.pdf?idApp=UINPBA00004N&text.app=https://apunts.org/" "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/XX886658115462179?idApp=UINPBA00004N" ]
Article information
ISSN: X8866581Original language: Català
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