Bringing Knowledge About Chronic Kidney Disease in Brazil: Filling the Gap

This is a multicenter cross-sectional study will randomly screen kidney function in adult patients with known risk factors for chronic kidney disease (CKD) within the Brazilian general population. Kidney function will be assessed using a point-of-care creatinine test at local healthcare facilities. Patients with abnormal test results will be referred for laboratory confirmation within three months and will undergo evaluation by the local nephrology team to determine the need for follow-up care.

Inclusion Criteria: * Age \> 18 years old * At least one risk factor for CKD as mentioned above. Exclusion Criteria: * Patients with previous diagnosis of CKD * Patients younger than 18 years old * Patients unable to give informed consent to participate in the study.