运动员中不规则进食障碍与运动特异性及社会文化压力：系统评价和多层次元分析

Background Athletes encounter sport-specific and sociocultural pressures concerning weight, shape, appearance, eating, and body composition. Diverse outcomes and correlated estimates complicate the estimation of their associations with disordered eating. We synthesized associations between perceived external pressure and validated disordered-eating outcomes in current athletes. Methods Six databases were searched from inception through 15 August 2026. Two reviewers independently screened reports, extracted data, and applied revised Joanna Briggs Institute critical appraisal tools. All eligible