Baseline characteristics for total population and stratified by type of endpoint.

Median (boundaries of interquartile range) is given for age and proteinuria and mean ± standard deviation is given for all other normally distributed continuous variables.
∧Defined as starting dialysis, receiving a kidney transplant, and death.
*Available for 428 patients.
†Estimated glomerular filtration rate (eGFR) is calculated with the 4-variable Modification of Diet in Renal Disease formula and available for 379 patients.
§Available for 225 patients.
•Available for 365 patients.
□Creatinine clearance is estimated with the formula creatinine in urine (mmol/24 h) * 700/serum creatinine (μmol/l), normalized per 1.73 m2 of body surface area and available for 242 patients.
ΔAvailable for 432 patients.
**Available for 378 patients.
‡Available for 377 patients.
••Available for 223 patients.
□□Defined as presence of a cerebrovascular accident, vascular problems, angina pectoris, myocardial infarction, or decompensatio cordis.
ΔΔPresent as primary kidney disease or comorbidity.