Which of the following statement on microalbuminuria is not true?

The significance of microalbuminuria: Microalbuminuria is the finding of albumin in the urine not detectable by the urine dipstick which is sensitive to protein concentration > 1gm%. It precedes the decline in GFR and indicates the presence of renal and cardiovascular complications. Annual screening for microalbuminuria will allow the identification of patients with nephropathy at a point very early in its course. Definition of abnormalities in albumin excretion Category 24-hr-urine albumin (mg/24h) Dipstick analysis Spot collection (ug/mg creatinine) Normal Microalbuminuria Clinical albuminuria <30 30-299 >300 Negative Negative, trace, 1+ 1+ to 3+ <30 30-299 >300