Unverified80% confidenceTradeoffTime unknown
高度越高越接近生理蹲姿越有助排便,但过高(>25cm)会导致膝盖顶胸、幼儿够不着或成人坐姿被架起反而费力,多数人17-20cm是舒适与效果的平衡点
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80%
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