Unverified82% confidenceDecision RuleTime unknown
腰围适配以肚脐上方髂骨处实测周长为准，选尺码时取贴合可收紧到还余5-8cm调节余量的档位；护腰佩戴过紧（无调节余量）会压迫腹腔影响消化和呼吸
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