Quantifies total urinary protein excretion; used when uACR is not suitable. PCR >100 mg/mmol warrants nephrology referral.
| Sex | Age | Range | Notes |
|---|---|---|---|
| All | ≥ 18 yrs | < 15 | Normal <15; significant >50; nephrotic range >300–350 |
⚠ Clinical Note
Reference ranges are indicative. Always interpret results in the context of the individual patient and local laboratory reference intervals, which may vary.