Unverified90% confidenceDecision RuleTime unknown
护垫覆盖尾椎(尾骨)是防摔关键——摔倒时尾椎着地风险最高。选购时确认护垫向后延伸覆盖尾骨区，仅覆盖两侧髋部的款式对后仰摔倒保护不足
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90%
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Long-term
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