ALB and chronic kidney disease: Specifically, a urinary Protein/Creatinine ratio of 0.15 g/g Creatinine or higher at any time or a urinary Albumin/Creatinine ratio of 30 mg/g Creatinine or higher at 12 weeks postpartum, when the effects of pregnancy have subsided, suggests residual renal impairment and a suspected risk of future chronic kidney disease development.