Reference Ranges
Reference Ranges
Reference ranges for common laboratory analytes, broken down by demographic group. For educational reference only.
Educational Reference Only
Reference ranges are provided for general educational purposes and may not apply to your situation. Always rely on the ranges reported by your laboratory and the judgment of your healthcare provider.
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ESR (Westergren) - Adult Female < 50 yrs
Female · Adult
0 – 20 mm/hr
ESR (Westergren) - Adult Male ≥ 50 yrs
Male · Adult
0 – 20 mm/hr
ESR (Westergren) - Adult Male < 50 yrs
Male · Adult
0 – 15 mm/hr
Indirect (Unconjugated) Bilirubin - Adult
Adult
0.1 – 1 mg/dL
Globulin - Adult
Adult
2 – 3.5 g/dL
HbA1c (Glycated Hemoglobin) - Adult
Adult
4 – 5.6 %
Uric Acid - Adult Female
Female · Adult
2.4 – 6 mg/dL
Uric Acid - Adult Male
Male · Adult
3.4 – 7 mg/dL
aPTT (Activated Partial Thromboplastin Time) - Adult
Adult
25 – 35 seconds
INR - Adult
Adult
0.8 – 1.1 ratio
PT (Prothrombin Time) - Adult
Adult
11 – 13.5 seconds
Free T3 (Triiodothyronine) - Adult
Adult
2.3 – 4.2 pg/mL
Free T4 (Thyroxine) - Adult
Adult
0.8 – 1.8 ng/dL
TSH (Thyroid Stimulating Hormone) - Adult
Adult
0.4 – 4 mIU/L
Triglycerides - Adult
Adult
≤ – 150 mg/dL
HDL Cholesterol - Adult Female
Female · Adult
50 – ≥ mg/dL
HDL Cholesterol - Adult Male
Male · Adult
40 – ≥ mg/dL
LDL Cholesterol - Adult
Adult
≤ – 100 mg/dL
Total Cholesterol - Adult
Adult
≤ – 200 mg/dL
ALT (Alanine Aminotransferase) - Adult
Adult
7 – 56 U/L
AST (Aspartate Aminotransferase) - Adult
Adult
10 – 40 U/L
ALP (Alkaline Phosphatase) - Adult
Adult
44 – 147 U/L
Bilirubin (Total) - Adult
Adult
0.1 – 1.2 mg/dL
Albumin - Adult
Adult
3.5 – 5 g/dL