The demographics and clinical characteristics of study cohort.

Notes: Data are expressed as number (percentage) for categorical variables and mean±SD or median (25th, 75th percentile) for continuous variables, as appropriate.
Conversion factors for units: eGFR in mL/min/1.73 m2 to mL/s/1.73 m2, ×0.01667; hemoglobin in g/dL to g/L, ×10; albumin in g/dL to g/L, ×10; calcium in mg/dL to mmol/L, ×0.2495; phosphate in mg/dL to mmol/L, ×0.3229; cholesterol in mg/dL to mmol/L, ×0.02586; triglyceride in mg/dL to mmol/L, ×0.01129; uric acid in mg/dL toµmol/L, ×59.48.
Abbreviations: eGFR, estimated glomerular filtration rate; hsCRP, high-sensitivity C-reactive protein.
aHigh sensitivity C-reactive protein tertile cut at 0.5, 3 mg/L.

备注：分类变量以例数（百分比）表示，连续变量可视情况以均值±标准差或中位数（第25、75百分位数）表示。
单位转换系数：估算肾小球滤过率（eGFR, estimated glomerular filtration rate）由mL/min/1.73 m²转换为mL/s/1.73 m²的系数为×0.01667；血红蛋白由g/dL转换为g/L的系数为×10；白蛋白由g/dL转换为g/L的系数为×10；钙由mg/dL转换为mmol/L的系数为×0.2495；磷酸盐由mg/dL转换为mmol/L的系数为×0.3229；胆固醇由mg/dL转换为mmol/L的系数为×0.02586；甘油三酯由mg/dL转换为mmol/L的系数为×0.01129；尿酸由mg/dL转换为μmol/L的系数为×59.48。
缩写对照表：eGFR为估算肾小球滤过率；hsCRP为高敏C反应蛋白。
注a：高敏C反应蛋白的三分位截断值为0.5、3 mg/L。