Chronic kidney disease (CKD) refers to a variety of different diseases characterized by impairment of kidney structure and/or renal function. The prevalence of CKD in China is as high as 10.8%. With a population of more than 150 million, China has the largest number of CKD patients all over the world. People with CKD would not only progress to uremia and need renal replace treatment, it also significantly increases risk of cardiovascular disease than non-CKD population. It has created a heavy burden on people's health and national economy. There is an urgent need to establish an effective system for CKD prevention and control in China. Evidences from large sample cohort and real world based research are still rare. This study will provide good experience for reducing the occurrence and development of CKD.
This study is designed as an investigator-initiated, multi-center, prospective and observational real world study based on mainland Chinese population. The investigators aimed to investigate the occurrence, development, treatment, prognosis state and related risk factors of CKD in China. This study based on the standardized data network, which provides efficient data collection, integration and analysis for researchers and clinicians in multi-centers. The sample size of this study was estimated by statisticians, epidemiologists and clinicians. Real-world studies adopted an open standard for inclusion and exclusion, larger sample size could cover a wider group of patients and take the possibility of loss of follow-up into account. Subgroup analysis can be performed in a heterogeneous population and expand the significance of the study.
Study Type
OBSERVATIONAL
Enrollment
90,000
The Second People's Hospital of Nanhai District in Foshan City
Foshan, Guangdong, China
NOT_YET_RECRUITINGGuangdong Provincial Peoples Hospital
Guangzhou, Guangdong, China
RECRUITINGThe First Affiliated Hospital of Sun Yat-sen University
Guangzhou, Guangdong, China
NOT_YET_RECRUITINGWuhua County People's Hospital
Meizhou, Guangdong, China
NOT_YET_RECRUITINGFogang County People's Hospital
Qingyuan, Guangdong, China
NOT_YET_RECRUITINGPeople's Hospital of Yingde
Qingyuan, Guangdong, China
NOT_YET_RECRUITINGZhuhai Golden Bay Central Hospital
Zhuhai, Guangdong, China
NOT_YET_RECRUITINGGanzhou Municipal Hospital
Ganzhou, Jiangxi, China
NOT_YET_RECRUITINGThe occurrence of chronic kidney diseases in non-CKD participants
The occurrence of chronic kidney disease is defined by KDIGO (Kidney Disease: Improving Global Outcomes) in 2012.
Time frame: up to 5 years
The progression of chronic kidney diseases in CKD participants
The progression of chronic kidney disease is defined as: Patients with baseline estimated glomerular filtration rate (eGFR) ≥60 ml /min/1.73m2 had an eGFR decrease of 30% or more, and decreased to \<60 ml /min/1.73m2; Or a 50% or greater decrease in baseline eGFR \<60 ml /min/1.73m2; Or end-stage renal disease (eGFR \<15 ml /min/1.73m2, or initiation of renal replacement therapy)
Time frame: up to 5 years
Progression in albuminuria
Progression in albuminuria: Patients with baseline urinary albumin to creatinine Ratio (uACR) \<30 mg/g had uACR doubled and increased to ≥30 mg/g; or patients with baseline uACR \<300 mg/g had a doubling of uACR and an increase to ≥300 mg/g.
Time frame: up to 5 years
New onset of albuminuria
Onset of albuminuria: Patients with baseline uACR \<30 mg/g increased to ≥30 mg/g.
Time frame: up to 5 years
New onset of macroalbuminuria
Onset of macroalbuminuria: Patients with baseline uACR \<300 mg/g increased to ≥300 mg/g.
Time frame: up to 5 years
Composite endpoints of progression of chronic kidney disease and progression of albuminuria
Composite endpoints of progression of chronic kidney disease and progression of albuminuria.
Time frame: up to 5 years
Composite endpoint of progression of chronic kidney disease, progression of albuminuria, and all-cause death.
Composite endpoint of progression of chronic kidney disease, progression of albuminuria, and all-cause death.
Time frame: up to 5 years
Change of estimated eGFR
Change rate per year.
Time frame: up to 5 years
change of uACR
Change rate per year.
Time frame: up to 5 years
Rapid decrease of renal function
The annual decrease rate of eGFR was \> 5mL/min/1.73m2.
Time frame: up to 5 years
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