The urine albumin to creatinine ratio (ACR) may be expressed in different units of measurement.

The ACR may be expressed as mg per g creatinine or as mg per mmol creatinine.


The molecular weight of creatinine is 113.12.


1 gram of creatinine is 0.00884 moles or 8.84 mmol.


1 mg per gram creatinine = 0.1131 mg per mmol creatinine


1 mg per mmol creatinine = 8.8417 mg per gram creatinine

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