体育科学
體育科學
체육과학
China Sport Science
2011年
8期
65~71
,共null页
王欢 邱淑敏 江崇民 牟希涛 张彦峰 尚文元
王歡 邱淑敏 江崇民 牟希濤 張彥峰 尚文元
왕환 구숙민 강숭민 모희도 장언봉 상문원
固定式气体代谢仪 便携式气体代谢仪 能量代谢
固定式氣體代謝儀 便攜式氣體代謝儀 能量代謝
고정식기체대사의 편휴식기체대사의 능량대사
laboratory-based gas metabolism system; portable gas metabolism system; energy metabolism
目的:对Cortex MetaLyzer 3B与Cortex MetaMax 3B测试气体代谢和能量消耗数据进行对比,以期对便携式与固定式气体代谢仪测试效果之间的差别进行评价。方法:15名成年男性在跑台完成2次4.8 km/h、6.4 km/h、8.0 km/h 3个速度的走跑,使用CortexMetaLyzer 3B与Cortex MetaMax 3B分别测定其运动过程中的气体代谢指标并进行统计分析。结果:1)便携式仪器测试组的摄氧量、通气量均高于固定式仪器测试组数据,且走跑时摄氧量增加有非常显著的差异;2)安静状态下心率和能量消耗无差别,走跑时便携式测试组心率和能量消耗均高于固定式测试组;3)两组测试数据存在线性相关;4)使用ICC系数和Bland-Altman法统计分析表明,两组测试数据有非常显著的相关性和一致性。结论:1)便携式气体代谢仪(MetaMax 3B)与固定式气体代谢仪(MetaLyzer 3B)对于运动时摄氧量、CO2呼出量的检测结果有显著差异;2)应用直线回归分析为两仪器测量数据的转换提供简便的公式。但由于样本量较少,该转换关系还需要进一步增加样本量进行验证。
目的:對Cortex MetaLyzer 3B與Cortex MetaMax 3B測試氣體代謝和能量消耗數據進行對比,以期對便攜式與固定式氣體代謝儀測試效果之間的差彆進行評價。方法:15名成年男性在跑檯完成2次4.8 km/h、6.4 km/h、8.0 km/h 3箇速度的走跑,使用CortexMetaLyzer 3B與Cortex MetaMax 3B分彆測定其運動過程中的氣體代謝指標併進行統計分析。結果:1)便攜式儀器測試組的攝氧量、通氣量均高于固定式儀器測試組數據,且走跑時攝氧量增加有非常顯著的差異;2)安靜狀態下心率和能量消耗無差彆,走跑時便攜式測試組心率和能量消耗均高于固定式測試組;3)兩組測試數據存在線性相關;4)使用ICC繫數和Bland-Altman法統計分析錶明,兩組測試數據有非常顯著的相關性和一緻性。結論:1)便攜式氣體代謝儀(MetaMax 3B)與固定式氣體代謝儀(MetaLyzer 3B)對于運動時攝氧量、CO2呼齣量的檢測結果有顯著差異;2)應用直線迴歸分析為兩儀器測量數據的轉換提供簡便的公式。但由于樣本量較少,該轉換關繫還需要進一步增加樣本量進行驗證。
목적:대Cortex MetaLyzer 3B여Cortex MetaMax 3B측시기체대사화능량소모수거진행대비,이기대편휴식여고정식기체대사의측시효과지간적차별진행평개。방법:15명성년남성재포태완성2차4.8 km/h、6.4 km/h、8.0 km/h 3개속도적주포,사용CortexMetaLyzer 3B여Cortex MetaMax 3B분별측정기운동과정중적기체대사지표병진행통계분석。결과:1)편휴식의기측시조적섭양량、통기량균고우고정식의기측시조수거,차주포시섭양량증가유비상현저적차이;2)안정상태하심솔화능량소모무차별,주포시편휴식측시조심솔화능량소모균고우고정식측시조;3)량조측시수거존재선성상관;4)사용ICC계수화Bland-Altman법통계분석표명,량조측시수거유비상현저적상관성화일치성。결론:1)편휴식기체대사의(MetaMax 3B)여고정식기체대사의(MetaLyzer 3B)대우운동시섭양량、CO2호출량적검측결과유현저차이;2)응용직선회귀분석위량의기측량수거적전환제공간편적공식。단유우양본량교소,해전환관계환수요진일보증가양본량진행험증。
Objective:The purpose of this study was to compare Cortex MetaLyzer 3B and Cortex MetaMax 3B test for gas metabolism and energy consumption during running and walking on treadmill in males,and evaluated the difference between portable systems and laboratory-based systems.Methods:15 males complete walking and running on the treadmill twice at 4.8km/h,6.4km/h,8.0km/h speed.The gas metabolism was measured by using the Cortex MetaMax 3B and Cortex MetaLyzer 3B.Results:1) O2,E of portable group measured data was higher than the data of laboratory-based group;2) At the rest,heart rate and energy cost values didn't change in the different sets,but the value in running and walking had difference.The data of portable group was higher than laboratory-based group.3) There is a linear correlation between data using two systems.4) ICC and Bland-Altman analysis between the two groups proved that there was a significant consistency in the data of two sets.Conclusion:1)The test results are significant difference between portable exercise systems(Cortex MetaMax 3B) and laboratory-based exercise systems(MetaLyzer 3B).2) Established a conversion formula for data of two sets by linear regression method,but the formula need to further for validation because of the small sample size.