Dialysis Adequacy Calculators (URR & Kt/V) URR Calculator (Dialysis Adequacy) URR = ((Pre‑dialysis BUN − Post‑dialysis BUN) / Pre‑dialysis BUN) × 100 Pre‑dialysis BUN (mg/dL) Post‑dialysis BUN (mg/dL) Calculate URR Kt/V Calculator (Single Pool Daugirdas II) Kt/V = −ln(R − 0.008 × t) + (4 − 3.5 × R) × 더 읽기