Sandmo SB, Gooijers J, Seer C, Kaufmann D, Bahr R, Pasternak O, Lipton ML, Tripodis Y, Koerte IK. Evaluating the validity of self-report as a method for quantifying heading exposure in male youth soccer. Res Sports Med. 2020:1–13.
Abstract
Assessing heading exposure in football is important when exploring the association between heading and brain alterations. To this end, questionnaires have been developed for use in adult populations. However, the validity of self-report in adolescents remains to be elucidated. Male youth soccer players (n = 34) completed a questionnaire on heading exposure after a two-week period, which included matches and training sessions. Self-reported numbers were compared to observation (considered reference). In total, we observed 157 training sessions and 64 matches. Self-reported heading exposure correlated with observed heading exposure (Spearman’s rho 0.68; p
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