[Wen, Xia] Huazhong Normal Univ, Inst Phys Educ, Uhan, Hubei, Peoples R China.^[Wen, Xia] Yunnan Univ, Inst Phys Educ, Kunming, Yunnan, Peoples R China.^[Wei, Mu] Yunnan Univ, Med Hlth Univ, Kunming, Yunnan, Peoples R China.^[Bing, Luo] Yunnan Univ Chinese Tradit Med, Dept Social Sci, Kunming, Yunnan, Peoples R China.