[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

如厕脚踏凳高度应使儿童大腿与地面平行、膝盖高于臀部(约35度前倾),2-4岁选18-20cm,5-7岁选20-23cm,理想状态是膝盖略高于髋部形成蹲姿角度,帮助放松耻骨直肠肌

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