Unverified80% confidenceDecision RuleTime unknown
床垫厚度并非越厚越好：弹簧床垫需≥20cm才能容纳完整弹簧+舒适层，纯乳胶/棕垫10-15cm即可；矮床架或需上下方便的老人选18cm以下
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80%
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Long-term
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Unverified床垫厚度并非越厚越好：弹簧床垫20-25cm即可满足支撑，纯泡棉/乳胶床垫≥15cm才有足够承托；厚度＜10cm的多为薄垫或折叠垫，不适合长期主床使用94% similarUnverified床垫厚度需匹配床架和使用者：弹簧垫20-25cm较主流，＜18cm多为薄款/椰棕支撑弱，＞30cm上下床对老人不便且换床品受限94% similarUnverified床垫厚度并非越厚越好：厚度20-25cm适合弹簧结构；纯发泡/乳胶15-20cm即可；超薄款（＜10cm）多为床褥不宜长期作主睡垫。厚度需与床架高度匹配，避免上下床费力94% similarUnverified床垫厚度并非越厚越好：20-25cm满足绝大多数需求，超过30cm多为堆料噱头且换床笠困难，薄于18cm的弹簧垫舒适层通常不足93% similarUnverified床垫厚度并非越厚越好：弹簧床垫20-25cm即可，超过30cm多为堆料噱头；纯乳胶床垫7.5-15cm足够，低于5cm无支撑感、高于15cm成本虚高92% similar
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