6. Calculated creatinine clearance ≥60 mL/min as estimated by the Cockcroft-Gault equation: For men, (140 - age in years) x (body weight in kg) ÷ (serum creatinine in mg/dL x 72) = CrCl (mL/min)*;*For women, multiply the result by 0.85 = CrCl (mL/min);