%0 Journal Article %T A rela£¿£¿o entre a percep£¿£¿o de compet¨ºncia f¨ªsica, ¨ªndice de massa corporal e compet¨ºncia efectiva em jovens praticantes de Basquetebol %A Ferreira %A Sandro %A Fernandes %A H¨¦lder M. %A Raposo %A Jos¨¦ Vasconcelos %J Motricidade %D 2007 %I Funda??o T¨¦cnica e Cient¨ªfica do Desporto %X the purposes of this study were: (i) explore the relationship between body mass index (bmi) and perceived physical competence (ppc), and/or effective basketball competence (ecb); (ii) understand the relationship between ppc and ecb; and, (iii) establish the sources of information that the young use to define the ppc. a sample of 156 physical education students, with ages ranging from 12 to 18 years (m=14.36; sd=1.76), completed the perception of physical competence subscale (ppcs) and the physical competence source£¿s subscale (pcss). they also realized a protocol to measure effective competence in basketball. the main results revealed: (i) significant differences between boys and girls, while comparing bmi, with higher mean scores for boys; (ii) higher mean scores of ppc and bec for boys; (iii) significant differences for the following constructs of the pcss: pre-competition anxiety and sport attraction; and, (iv) significant differences between different groups of ages, for parent£¿s evaluation factor. %K physical aptitude perception %K body mass index %K basketball. %U http://www.scielo.gpeari.mctes.pt/scielo.php?script=sci_abstract&pid=S1646-107X2007000300007&lng=en&nrm=iso&tlng=en