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Creatinine (Urine)

Clinical Biochemistry

Sample and container requirements

Plain Spot Urine Plain 24 hr Urine

Minimum volume required

500 µL urine

Special requirements

None

Patient preparation

None

Sample viability

Turnaround time

This assay is run throughout the day and night. The in-lab turnaround time is normally less than 24 hours.

Reference range

Females: 3.9 – 9.4 mmol/L 5.9 – 14.1 mmol/24 hr Males: 5.1 – 14.2 mmol/L 7.7 – 21.3 mmol/24 hr (Source: Abbott Diagnostics)

Clinical guidance

Please refer to LabTestsOnlineUK to learn more about creatinine. https://labtestsonline.org.uk/tests/creatinine

Notes

Images to go here

This information was last updated on 19 August 2026