Sports performance indicators for the opening pitcher selection process/Indicadores de rendimiento deportivo para el proceso de selección del lanzador abridor

Sports talent is not defined by a single capacity, but by the interrelation and complementation, which implies comprehensive analysis and assessments. In baseball, in spite of having updated athlete preparation programs and established parameters for sports selection, the indicators that allow an objective selection to fulfill specialized functions are still deficient, which is an aspect of essential importance in contemporary competitive performance. However, in the process of forming the teams to participate in national championships, there are insufficiencies that limit the quality of their scope. Hence, the general objective of the research consisted in proposing sports performance indicators for the selection process of the opening pitcher, in the conformation of high performance baseball teams in La Isla de la Juventud. A sample composed of 11 baseball pitchers of the youth category of La Isla de la Juventud was selected, representing 52.38 % of the population; of them, eight are right-handed representing 72.72 % and three are left-handed representing 27.27 %, in addition to four coaches representing 19.04 % and 6 specialists representing 28.57 % of the population. The research methods used were observation, review of regulatory documents governing the process of sports selection in baseball, the survey of coaches and the criteria of specialists, which allowed identifying the lack of a tool to guide the work of the sports teacher in relation to the selection of the opening pitchers