In patients with eGFR <60 mL/min/1.73 m2 prolonged CLT (the top quartile, ≥110.8 min) was predicted by stage 4 CKD (OR: 2.41, 95% CI: 1.20–4.84, p = 0.01) and NT-proBNP (OR per 100 pg/mL: 1.05, 95% CI: 1.02–1.08, p = 0.0002). Here, NPPB is linked to chronic kidney disease.