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海拔5 380m富氧前后PWC170对比观察

张西洲,崔建华,张建林,哈振德,张芳,马勇,王伟,柳军

JOURNAL OF HIGH ALTITUDE MEDICINE（2003）

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Abstract
目的:观察海拔5 380m富氧对士兵PWC170和台阶指数的影响;方法:将室内氧浓度提高到27.30%±0.23%,用自制CO2清除器吸收受试者呼出的CO2气体,检测室内CO2为0.15%±0.07%;10名受试者在富氧室休息睡眠12h,出富氧室后在常氧下做二级定量负荷踏阶运动实验,心电图描记心率,然后与富氧前作对照;结果:富氧后较富氧前PWC170和台阶指数均增高,差异有显著性意义(P＜0.01和P＜0.05);结论:海拔5 380m富氧12h可显著提高士兵的体力作用效率.
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