Figure 1. Time to End-Stage Kidney Disease or 40% Reduction in Estimated Glomerular Filtration Rate by Age.

Nephrotic Syndrome Rare Disease Clinical Research Network (NEPTUNE) included 166 participants, with 56 events; Focal segmental glomerulosclerosis clinical trial (FSGS-CT) included 132 participants, with 52 events; Kidney Research Network (KRN) included 184 participants, with 121 events. The pooled analysis included 482 participants with 229 events.