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. 2022 Mar 25;4:860356. doi: 10.3389/fspor.2022.860356

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Copyright © 2022 Lew, Williams, Stone, Au, Pyke and MacDonald.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Sex-specific inclusion. (A) Average percentage of female and male participants from studies in cohorts of 5 years with the dotted line as the average over all studies; (B) Number of male-only, female-only and mixed-sex studies in cohorts of 5 years; (C) Number of mixed-sex studies with equal male-female participants, unequal participants favoring females and unequal participants favoring males, over cohorts of 5 years; (D) Number of male-only and female-only studies including sex in the article title; (E) Number of male-only and female-only studies including sex in the article abstract; (F) Number of studies in mixed-sex and sex-specific groups for healthy and clinical populations.