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.