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Tracking Technical Skill Development in Young Basketball Players: The INEX Study.

Eduardo Guimarães¹, Adam D G Baxter-Jones², A Mark Williams³

¹Centre of Research, Education, Innovation and Intervention in Sport (CIFI2D), Faculty of Sport, University of Porto, 4200-450 Porto, Portugal.

International Journal of Environmental Research and Public Health

|April 30, 2021

Summary

Youth basketball players show low-to-moderate tracking in technical skill development. A strong growth-motor performance profile is key for sustained skill improvement in young athletes.

Keywords:

development stability technical skills tracking youth basketball

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Area of Science:

Sports Science
Youth Development
Skill Acquisition

Background:

Understanding developmental stability, or tracking, is crucial for youth sports.
Previous research has not fully profiled skill development patterns in young basketball players.
Identifying factors influencing consistent skill progression is important for talent development.

Purpose of the Study:

To investigate developmental stability (tracking) of technical skills in male youth basketball players.
To retrospectively profile stable and unstable skill tracking patterns over three years.
To examine the relationship between baseline characteristics and skill trajectory.

Main Methods:

Tracked 97 male basketball players bi-annually over 3 years.
Assessed technical skills using the AAHPERD test battery.
Collected anthropometric, body composition, maturation, and physical performance data; analyzed using Cohen's kappa (κ).

Main Results:

Low tracking (κ = 0.20–0.33) observed across most individual skill tests for both under-12 and under-14 groups.
Overall technical skill showed moderate tracking in under-12 (κ = 0.47) and low tracking in under-14 (κ = 0.26).
Early skilled players (under-12) with better growth-motor profiles were often selected for regional teams.

Conclusions:

Individual technical skill trajectories in youth basketball demonstrate low-to-moderate tracking.
A strong growth-motor performance profile appears essential for maintaining high skill levels.
Coaches should monitor player development trajectories to optimize training and understand skill variability.