<qa>  What is the maximum proteinuria of CTC Grade 3 or higher?- Persistent proteinuria of CTC Grade 3 or higher. Quantification of proteinuria done by urinary proteincreatinine ratio on a random urine sample preferably taken at mid-morning. If proteincreatinine ratio is greater than 30gmol Creat, then a 24-hour urine protein test should be performed to confirmed Grade 3 or higher proteinuria 3.5 g24 hours. 