Total plasma EPO concentration (mIU/ml).

N = 15. Values are means (SD). Data was log10 transformed before analysis.*p = 0.004;**pTotal plasma EPO concentration (mIU/ml).样本量N=15。所有数值以均值±标准差（SD）表示。分析前已对数据实施以10为底的对数转换。*p = 0.004；**p 血浆总促红细胞生成素（Erythropoietin, EPO）浓度，单位为mIU/ml。