Key result
Earlier birth quarter increased selection odds in the Swiss talent development programme, with larger effects in males (OR 1.84; 95% CI 1.74-1.95) than females (OR 1.35; 95% CI 1.24-1.47).
Population
18,859 youth athletes in 70 sports who participated in the 2014 competitive season in the national Swiss…
Design
Cross-sectional
Authors
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May indicate selection bias in female STDP pathways; leaves open whether adjusted cohorts improve equity in talent identification.
Cross-Sectional (n=18,859)
Yes
Odds Ratio: 1.84 (95% CI 1.74–1.95)
Relative age effects are evident in Swiss youth sports, with larger effects observed in males and at higher selection levels.
Romann et al. (2018) conducted a cross-sectional in Youth athletes in talent development (n=18,859). Earlier birth quarter vs. Later birth quarter was evaluated on Relative age effects (selection odds) (OR 1.84, 95% CI 1.74-1.95). Earlier birth quarter increased selection odds in the Swiss talent development programme, with larger effects in males (OR 1.84; 95% CI 1.74-1.95) than females (OR 1.35; 95% CI 1.24-1.47).
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