Miia Wikström, Anne Kouvonen, Jouko Remes, Kaisa Törnroos, Matti Joensuu
Examination of the structural components of the Abilitator-A self-report questionnaire on work ability and functioning aimed at the population in a weak labour market position
PloS one
movement speed considered essential success elite tennis aim present study develop model movement speed components quantify age genderrelated relevance tennis performance physical testing data obtained 1434 nationally ranked junior squad tennis players divided according age peak height velocity yphv two age groups prephv n103 girls 117 06 yrs n466 boys 127 10 yrs postphv n524 girls 142 14 yrs n344 boys 153 12 yrs assessing anthropometrics maturity status players passed series standardized physical tests indoor hard court data zstandardized filtered sorted gender maturity level ranking position structuring speedrelated performance parameters resulted four factors elementary speed jumping power linear speed cod speed confirmed factor analysis correlation factors national ranking position mostly significant rather low linear speed reaching lowest r010018 cod speed highest correlation r022034 path analytic models revealed cod speed important factor strongly influenced jumping power linear speed medium effect sizes elementary speed affects factor slightly concluded relationship movement speed junior players tennis ranking lower expected development cod speed prioritized testing training talent identification independent age group genderhighlights performance parameters 1434 junior players national rankings analyzed assigned four superior factorsthe impact factors ranking position well internal causal relationships investigated via path analysiscod speed impactful factor tennis performance strongly influenced linear speed jumping power