实验室结果表明参考范围,范围95%的健康人。这意味着5%的健康人群外的“正常”或参考范围。通常,那些超出参考范围的略低于或略高于正常水平。这并不表明疾病的结果。参考范围如何确定?只需测试一个庞大的人口健康的个人和平均看起来正常。这个范围依赖于性别和年龄。下降或外部的参考范围是一个有用的度量,但是上下文解释时需要考虑血液测试结果. .可能被认为是正常的一个人,可能不正常。例如,一个可能静息心率每分钟70次的普通人。 Yet, an athlete may have a lower resting heart rate at 50 beats per minute. This would be considered normal based on regular physical activity. Furthermore, if you are riding a bike uphill and your heart rate is 140 beats per minute, this could be normal for the physical exertion you are experiencing.