Diverse association between components of metabolic syndrome and chronic kidney disease in hypertension of different low-density lipoprotein cholesterol levels oleh Li-Wen Bao, Kun Xie, Li-Lian Bao, Ying Shan, Xin-Yu Zhuang, Hai-Ming Shi, Yong Li, Xiu-Fang Gao, for the UPPDATE collaboration