The NDKD group showed less severe proteinuria, with lower proteinuria/creatininuria (median: 2 g/g; IQR: 0.6–4.3), higher serum albumin levels (3.5 g/dl, IQR: 3.0–4.0), and lower proportion of patients with nephrotic syndrome (27.9%). This evidence concerns the gene ALB and nephrotic syndrome.