Unverified80% confidenceDecision RuleTime unknown

尺码贴合优先量膝盖中心上方15cm大腿围而非膝围，护膝主要靠大腿收紧防滑；偏瘦人群按下限选，防止过松失去保暖和固定作用

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80%

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防寒护膝category

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Unverified尺码测量应量髌骨中心上方约15cm处的大腿围而非膝围，偏紧一档以保证加压效果；若测量值处于两码交界处，运动护膝选小码、保暖护膝选大码87% similar Unverified护膝尺码按膝盖中心上方约15cm处大腿围测量，而非膝盖围度；偏紧2cm过度压迫致麻木，偏松则支撑失效并下滑87% similar Unverified护膝尺码需按膝盖中心上方约15cm处的大腿围测量，而非直接看鞋码或身高，护膝偏紧比偏松更实用，偏松几乎起不到固定作用86% similar

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