首页> 外文期刊>The Veterinary Journal >Reliability of cardiorespiratory measurements with a new ergospirometer during intense treadmill exercise in Thoroughbred horses
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Reliability of cardiorespiratory measurements with a new ergospirometer during intense treadmill exercise in Thoroughbred horses

机译:在纯种马的剧烈跑步机运动过程中,使用新型人体工学计进行心肺测量的可靠性

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This study investigated the reliability of measurements with a new equine ergospirometer (Quadflow). Heart rate and blood lactate responses during exercise in horses wearing the Quadflow and an open flow mask were also compared. The mean percentage error of the oxygen uptake measurements was 8.2% (range 2.1-12.5%). Percent error for peak expiratory flow rates ranged from 6.1% to 9.4 %, and for minute ventilation from 2.5% to 7.4%. The coefficients of variation of the means of four measurements in two horses exercising continuously at 9.0 m/s were <5% for variables related to pulmonary ventilation, and was 7.7% for oxygen uptake. The Quadflow mask resulted in small increases in blood lactate concentration and relative heart rate during submaximal exercise. It was concluded that between- and within-test reliability statistics for important measurements in equine clinical exercise testing were acceptable for routine use in a veterinary practice or research laboratory.
机译:这项研究调查了使用新型马肺活量计(Quadflow)进行测量的可靠性。还比较了戴着Quadflow和开放式流罩的马在运动过程中的心率和血液乳酸反应。摄氧量测量的平均百分比误差为8.2%(范围为2.1-12.5%)。峰值呼气流速的百分比误差范围为6.1%至9.4%,分钟通气量的误差范围为2.5%至7.4%。对于与肺通气有关的变量,在以9.0 m / s连续运动的两匹马中,四次测量的平均值的变异系数小于5%,而摄氧量则为7.7%。在进行次最大运动时,Quadflow面罩使血液中的乳酸浓度和相对心率小幅增加。结论是,在兽医实践或研究实验室中常规使用马临床运动测试中重要测量的测试间和测试内可靠性统计数据是可接受的。

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