Total Allowable Error Table
Lab Quality Assurance with EP Evaluator
Accelerate and improve performance verification studies across your lab. EP Evaluator helps labs automate and accelerate performance verification studies across your lab, including precision, linearity, and correlation analyses. EP Evaluator evaluates and measures clinical laboratory performance, and provides clear, concise, ‘inspector-ready’ reports meeting CLIA, The CAP, The Joint Commission, and COFRAC requirements.
Adheres to CLIA, The CAP, The Joint Commission, and COFRAC requirements
Performs calculations for 100+ studies simultaneously
Generates inspector-ready reports
Integrates with Instrument Manager to automate data import
Add EP Evaluator to your lab today!
Total Allowable Error Table
| Analyte | Fluid | Method | Target Value | Source |
|---|---|---|---|---|
| 17-Hydroxyprogesterone | Serum | ±2.0 nmol/L or 20% if > 10.0 nmol/L | 5 RCPA | |
| 3-Methoxytyramine (3MT) | Urine | ±15 nmol/L or ± 15% if > 100 nmol/L | 5 RCPA | |
| 4-hydroxy-3-methoxy-mandelate, (HMMA) | Urine | ±6 μmol/L or 15% if > 40 μmol/L | 5 RCPA | |
| 5HIAA | Urine | ±8 μmol/L or 20% if > 40 μmol/L | 5 RCPA | |
| a1-Antitrypsin (α1AT) | Serum | ±0.10 g/L or 20% if > 0.5 g/L | 5 RCPA | |
| Acetaminophen (Paracetamol) | Serum | ±15% or 3 µg/mL (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Acetaminophen (Paracetamol) | Serum | ±15% or 2.5 µg/mL (greater) | 4 AAB | |
| Acetaminophen (Paracetamol) | Serum | ±3.0 mg/L or 10% if > 30.0 mg/L | 5 RCPA | |
| Activated Clotting Time (ACT) | Plasma | ±20% | 2 WSLH | |
| Adrenaline | Urine | ±30 nmol/L or 30% if > 100 nmol/L | 5 RCPA | |
| Adrenocorticotropic Hormone (ACTH) | Serum | ±2.0 pmol/L or 10% if > 20 pmol/L | 5 RCPA | |
| Alanine Aminotransferase (ALT) | Serum | ±15% or 6 U/L (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Alanine Aminotransferase (ALT) | Serum | ±20% | 4 AAB | |
| Alanine Aminotransferase (ALT) | Serum | ±5 U/L or 12% if > 40 U/L | 5 RCPA | |
| Albumin | Serum | ±8% | 1 CLIA, 2 WSLH, 3 CAP | |
| Albumin | Body Fluids | ±10% | 2 WSLH | |
| Albumin | Serum | ±10% | 4 AAB | |
| Albumin | Serum, Body Fluids | ±2.0 g/L or 6% if > 33 g/L | 5 RCPA | |
| Albumin | CSF | ±0.02 g/L or 20% if > 0.1 g/L | 5 RCPA | |
| Albumin | Urine | ±4.0 mg/L or 20% if > 20.0 mg/L | 5 RCPA | |
| Alcohol (ETOH) | Serum | ±20% | 1 CLIA, 2 WSLH | |
| Alcohol (ETOH) | Serum | ±25% | 4 AAB | |
| Alcohol (ETOH) | Serum | ±2.0 mmol/L or 10% if > 20 mmol/L | 5 RCPA | |
| Aldosterone | Serum | ±24 pmol/L or 15% if > 160 pmol/L | 5 RCPA | |
| Alkaline Phosphatase (ALP) | Serum | ±20% | 1 CLIA, 2 WSLH, 3 CAP | |
| Alkaline Phosphatase (ALP) | Serum | ±30% | 4 AAB | |
| Alkaline Phosphatase (ALP) | Serum | ±15 U/L or 12% if > 125 U/L | 5 RCPA | |
| Alpha 1 Antitrypsin | Serum | ±20% | 1 CLIA | |
| Alpha-fetoprotein (AFP) | Serum | ±20% | 1 CLIA, 2 WSLH | |
| Alpha-fetoprotein (AFP) | Serum | ±2 kIU/L or 12% if > 17 kIU/L | 5 RCPA | |
| Aluminum | Serum | ±0.08 μmol/L or 20% if > 0.40 μmol/L | 5 RCPA | |
| Amikacin | Serum | ±3 SD or 10% (greater) | 3 CAP | |
| Amikacin | Serum | ±2 mg/L or 10% if > 19.9 mg/L | 5 RCPA | |
| Aminolaevulinic Acid (ALA) | Urine | ±8 μmol/L or 25% if > 32 μmol/L | 5 RCPA | |
| Amiodarone | Serum | ±0.1 mg/L or 10% if > 1.3 mg/L | 5 RCPA | |
| Amitriptyline | Serum | ±3.0 μg/L or 10% if > 28.0 μg/L | 5 RCPA | |
| Ammonia | Serum | ±5% or 10 µmol/L (greater) | 4 AAB | |
| Ammonia | Serum | ±5 μmol/L or 10% if > 50 μmol/L | 5 RCPA | |
| Amylase | Serum | ±20% | 1 CLIA, 2 WSLH, 3 CAP | |
| Amylase | Serum | ±30% | 4 AAB | |
| Amylase | Body Fluids, Urine | ±30% | 2 WSLH | |
| Amylase | Serum | ±10 U/L or 10% if > 100 U/L | 5 RCPA | |
| Amylase | Body Fluids | ±20 U/L or 20% if > 100 U/L | 5 RCPA | |
| Androstenedione | Serum | ±1.5 nmol/L or 15% if > 10 nmol/L | 5 RCPA | |
| Angiotensin Converting Enzyme (ACE) | Serum | ±1.0 or 10% if > 10.0 U/L | 5 RCPA | |
| Antinuclear antibody (ANA) | Serum | ±2 dilutions or positive or negative | 1 CLIA | |
| Antistreptolysin O (ASO) | Serum | ±2 dilutions or positive or negative | 1 CLIA | |
| Antithrombin, Functional (AT) | Plasma | ±10% or 25% if > 40% | 5 RCPA | |
| Anti HIV (Human Immunodeficiency virus) | Serum | Reactive (positive) or nonreactive (negative) | 1 CLIA | |
| Anti Xa | Plasma | ±25 ng/mL or 25% if > 100 ng/mL | 5 RCPA | |
| Apolipoprotein A1 | Serum | ±0.2 g/L or 10% if > 2.0 g/L | 5 RCPA | |
| Apolipoprotein B | Serum | ±0.2 g/L or 10% if > 2.0 g/L | 5 RCPA | |
| Arsenic, Total | Urine | ±50 nmol/L or 10% if > 500 nmol/L | 5 RCPA | |
| Arsenic, Total | WB | ±10 nmol/L or 10% if > 100 nmol/L | 5 RCPA | |
| Aspartate Aminotransferase (AST) | Serum | ±15% or 6 U/L (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Aspartate Aminotransferase (AST) | Serum | ±20% | 4 AAB | |
| Aspartate Aminotransferase (AST) | Serum | ±5 U/L or 12% if > 40 U/L | 5 RCPA | |
| Basophile, count | WB | ±3% or 30% if > 10% | 5 RCPA | |
| Beta-2 microglobulin (B2M) | Serum | ±0.2 mg/L or 10% if > 2.0 mg/L | 5 RCPA | |
| Beta Carotene | Serum | ±0.4 μmol/L or 25% if > 2.0 μmol/L | 5 RCPA | |
| Bile Acids, Total | Serum | ±4 μmol/L or 10% if > 40 μmol/L | 5 RCPA | |
| Bilirubin, Direct or Conjugated (DBIL) | Serum | ±0.4 mg/dL or 20% (greater) | 2 WSLH, 3 CAP | |
| Bilirubin, Direct or Conjugated (DBIL) | Serum | ±3 μmol/L or 20% if > 15 μmol/L | 5 RCPA | |
| Bilirubin, Neonatal (TBIL) | Serum | ±20% or 0.4 mg/dL (greater) | 4 AAB | |
| Bilirubin, Neonatal (TBIL) | Serum | ±8 μmol/L or 10% if > 80 μmol/L | 5 RCPA | |
| Bilirubin, Total | Serum | ±20% or 0.4 mg/dL (greater) | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| Bilirubin, Total | Serum | ±3 μmol/L or 12% if > 25 μmol/L | 5 RCPA | |
| Bilirubin, Total | CSF | ±0.12 μmol/L or 20% if > 0.6 μmol/L | 5 RCPA | |
| B-natriuretic Peptide (BNP) | Serum | ±30% | 1 CLIA, 2 WSLH | |
| B-natriuretic Peptide (BNP) | Serum | ±2 SD or 25% (greater) | 4 AAB | |
| B-natriuretic Peptide (BNP) | Serum | ±20 ng/L or 20% if > 100 ng/L | 5 RCPA | |
| B-natriuretic Peptide, Pro (proBNP) | Serum | ±30% | 2 WSLH | |
| B-natriuretic Peptide, Pro (proBNP) | Serum | ±25% | 4 AAB | |
| B-natriuretic Peptide, Pro (proBNP) | Serum | ±25 ng/L or 20% if > 125 ng/L | 5 RCPA | |
| C Peptide | Serum | ±0.15 nmol/L or 12% if > 1.25 nmol/L | 5 RCPA | |
| C1 Inhibitor, Esterase (C1inh) | Serum | ±0.03 g/L or 15% if > ±0.2 g/L | 5 RCPA | |
| Cadmium | Urine, WB | ±1 mg/dL or 15% | 2 WSLH | |
| Cadmium | Urine, WB | ±3 nmol/L or 15% if > 20 nmol/L | 5 RCPA | |
| Caffeine | Serum | ±3 SD or 10% (greater) | 3 CAP | |
| Calcitonin | Serum | ±2 ng/L or 10% if > 20 ng/L | 5 RCPA | |
| Calcium - Total | Serum | ±1.0 mg/dL | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| Calcium - Total | Urine | ±10% or 1 mg/dL | 2 WSLH | |
| Calcium - Total | Serum | ±0.1 mmol/L or 4% if > 2.5 mmol/L | 5 RCPA | |
| Calcium - Total | Urine | ±0.2 mmol/L or 10% if > 2.0 mmol/L | 5 RCPA | |
| Calcium, Ionized | Serum | ±0.13 mmol/L | 2 WSLH | |
| Calcium, Ionized | Serum | ±0.04 mmol/L or 4% if > 1.00 mmol/L | 5 RCPA | |
| Cancer Antigen (CA) 125 | Serum | ±6 kU/L or 12% if > 50 kU/L | 5 RCPA | |
| Cancer Antigen (CA) 15-3 | Serum | ±2 SD or 30% (greater) | 4 AAB | |
| Cancer Antigen (CA) 15-3 | Serum | ±3 kU/L or 10% if > 30 kU/L | 5 RCPA | |
| Cancer Antigen (CA) 19-9 | Serum | ±2 SD or 30% (greater) | 4 AAB | |
| Cancer Antigen (CA) 19-9 | Serum | ±6 kU/L or 15% if > 40 kU/L | 5 RCPA | |
| Cancer Antigen (CA) 19-9 | Body Fluids | ±12 kU/L or 30% if > 40 kU/L | 5 RCPA | |
| Cancer Antigen (CA) 27.29 | Serum | ±2 SD or 30% (greater) | 4 AAB | |
| Carbamazepine | Serum | ±20% or 1.0 µg/mL (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Carbamazepine | Serum | ±25% | 4 AAB | |
| Carbamazepine | Serum | ±0.5 mg/L or 10% if > 4.7 mg/L | 5 RCPA | |
| Carbamazepine, Free | Serum | ±3 SD or 10% (greater) | 3 CAP | |
| Carcinoembryonic Antigen (CEA) | Serum | ±15% or 1 ng/mL (greater) | 1 CLIA, 2 WSLH | |
| Carcinoembryonic Antigen (CEA) | Serum | ±1.2 ng/mL or 20% | 4 AAB | |
| Carcinoembryonic Antigen (CEA) | Serum | ±0.6 μg/L or 12% if > 5 μg/L | 5 RCPA | |
| Carcinoembryonic Antigen (CEA) | Body Fluids | ±1.2 μg/L or 24% if > 5.0 μg/L | 5 RCPA | |
| Carotenoids, Total | Serum | ±0.8 μmol/L or 25% if > 4.0 μmol/L | 5 RCPA | |
| CD3+ Alpha-beta% | WB | ±4.5% to 15% if > 30% | 5 RCPA | |
| CD3+% | WB | ±1.5% or 5% if > 30% | 5 RCPA | |
| CD3x109/L | WB | ±0.02x109/L or 20% if > 0.1x109/L | 5 RCPA | |
| CD4x109/L | WB | ±0.02x109/L or 20% if > 0.1x109/L | 5 RCPA | |
| CD3+/CD4+% | WB | ±3% or 7.5% if > 40% | 5 RCPA | |
| CD3+/CD8+% | WB | ±1.5% or 10% if > 15% | 5 RCPA | |
| CD3-CD16+% | WB | ±2% or 20% if > 10% | 5 RCPA | |
| CD3-CD56+% | WB | ±2% or 20% if > 10% | 5 RCPA | |
| CD3-CD16+56+% | WB | ±2% or 20% if > 10% | 5 RCPA | |
| CD8x109/L | WB | ±0.02x109/L or 20% if > 0.1x109/L | 5 RCPA | |
| CD19+% | WB | ±2% or 20% if > 10% | 5 RCPA | |
| CD19x109/L | WB | ±0.02x109/L or 20% if > 0.1x109/L | 5 RCPA | |
| CD34+, % | WB | ±0.05% or 25% if > 0.3% | 5 RCPA | |
| CD34+, Total | WB | ±5 μL or 25% if > 20 μL | 5 RCPA | |
| Ceruloplasmin | Serum | ±0.03 g/L or 15% if > 0.2 g/L | 5 RCPA | |
| Chloride | Serum | ±5% | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| Chloride | Urine | ±10% | 2 WSLH | |
| Chloride | Serum | ±3 mmol/L or 3% if > 100 mmol/L | 5 RCPA | |
| Chloride | Sweat | ±2.0 mmol/L or 5% if > 40 mmol/L | 5 RCPA | |
| Chloride | Urine | ±4.0 mmol/L or 10% if > 40 mmol/L | 5 RCPA | |
| Cholesterol, HDL | Serum | ±20% or 6 mg/dL (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Cholesterol, HDL | Serum | ±30% | 4 AAB | |
| Cholesterol, HDL | Serum | ±0.1 mmol/L or 12% if > 0.8 mmol/L | 5 RCPA | |
| Cholesterol, LDL | Serum | ±20% | 1 CLIA, 2 WSLH, 3 CAP | |
| Cholesterol, LDL | Serum | ±30% | 4 AAB | |
| Cholesterol, LDL | Serum | ±0.2 mmol/L or 10% if > 2.0 mmol/L | 5 RCPA | |
| Cholesterol, Total | Serum | ±10% | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| Cholesterol, Total | Body Fluids | ±10% | 2 WSLH | |
| Cholesterol, Total | Serum | ±0.3 mmol/L or 6% if > 5.0 mmol/L | 5 RCPA | |
| Cholesterol, Total | Body Fluids | ±0.3 mmol/L or 12% if > 2.5 mmol/L | 5 RCPA | |
| Cholinesterase | Serum | ±500 U/L or 10% if > 5000 U/L | 5 RCPA | |
| Chromium | Serum, Urine, WB | ±3 nmol/L or 12% if > 25 nmol/L | 5 RCPA | |
| Clozapine | Serum | ±12 μg/L or 12% if > 100 μg/L | 5 RCPA | |
| CO2, Carbon Dioxide (Bicarbonate) | Serum | ±20% | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| CO2, Carbon Dioxide (Bicarbonate) | Serum | ±2.0 mmol/L or 10% if > 20.0 mmol/L | 5 RCPA | |
| Cobalt | Plasma | ±1 nmol/L or 10% if > 10 nmol/L | 5 RCPA | |
| Cobalt | Urine | ±2 nmol/L or 10% if > 20 nmol/L | 5 RCPA | |
| Cobalt | WB | ±2 nmol/L or 10% if > 10 nmol/L | 5 RCPA | |
| Compatibility testing | Serum | 100% accuracy | 1 CLIA | |
| Complement C3 | Serum | ±15% | 1 CLIA | |
| Complement C3 | Serum | ±0.10 g/L or 10% if > 1.0 g/L | 5 RCPA | |
| Complement C4 | Serum | ±20% or 5 mg/dL (greater) | 1 CLIA | |
| Complement C4 | Serum | 0.02 g/L or 10% if > 0.2 g/L | 5 RCPA | |
| Conductivity | Sweat | ±2 mmol/L or 5% if > 50 mmol/L | 5 RCPA | |
| Copper | Serum | ±1.6 μmol/L or 8% if > 20.0 μmol/L | 5 RCPA | |
| Copper | Urine | ±0.05 μmol/L or 10% if > 0.50 μmol/L | 5 RCPA | |
| Cortisol | Serum | ±20% | 1 CLIA, 2 WSLH, 3 CAP | |
| Cortisol | Serum | ±25% | 4 AAB | |
| Cortisol | Serum | ±15 nmol/L or 15% if > 100 nmol/L | 5 RCPA | |
| Cortisol | Urine | ±30 nmol/L or 15% if > 200 nmol/L | 5 RCPA | |
| C-Reactive protein (CRP) | Serum | ±30% or 2 SD (greater) | 4 AAB | |
| C-Reactive protein (CRP) | Serum | ±0.8 mg/L or 20% if > 4.0 mg/L | 5 RCPA | |
| C-Reactive protein (CRP), High Sensitivity | Serum | ±30% or 1 mg/L (greater) | 1 CLIA, 2 WSLH, 4 AAB | |
| C-Reactive protein (CRP), High Sensitivity | Serum | ±0.6 mg/L or 20% if > 3.0 mg/L | 5 RCPA | |
| Creatine Kinase (CK) | Serum | ±20% | 1 CLIA, 2 WSLH, 3 CAP | |
| Creatine Kinase (CK) | Serum | ±30% | 4 AAB | |
| Creatine Kinase (CK) | Serum | ±15 U/L or 12% if > 125 U/L | 5 RCPA | |
| Creatine Kinase Isoenzyme (CKMB) | Serum | ±25% or 3 ng/mL (greater) or MB elevated (presence or absence) | 1 CLIA, 2 WSLH | |
| Creatine Kinase Isoenzyme (CKMB) | Serum | ±3 U/L or 3 μg/L or 20% if > 15 U/L or 15 μg/L | 5 RCPA | |
| Creatinine | Serum | ±10% or 0.2 mg/dL (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Creatinine | Body Fluids, Urine | ±17% or 0.3 mg/dL | 2 WSLH | |
| Creatinine | Serum | ±0.3 mg/dL or 15% (greater) | 4 AAB | |
| Creatinine | Serum, Urine | ±17% | 4 AAB | |
| Creatinine | Serum | ±8.0 μmol/L or 8% if > 100 μmol/L | 5 RCPA | |
| Creatinine | Body Fluids | ±16.0 μmol/L or 16% if > 100 μmol/L | 5 RCPA | |
| Creatinine | Urine | ±0.5 mmol/L or 10% if > 5.0 mmol/L | 5 RCPA | |
| Cyclosporine | Serum | ±10 μg/L or 10% if > 100 μg/L | 5 RCPA | |
| d-Dimer | Plasma | ±15% | 2 WSLH | |
| d-Dimer | Plasma | ±2 SD or 30% (greater) | 4 AAB | |
| d-Dimer | Plasma | automated DD | ±0.25 DD mg/L or 50% if > 0.5 DD mg/L | 5 RCPA |
| d-Dimer | Plasma | automated FEU | ±0.5 FEU mg/L or 50% if > 1.0 FEU mg/L | 5 RCPA |
| DHEA Sulfate | Serum | ±30% or 2 SD (greater) | 4 AAB | |
| DHEA Sulfate | Serum | ±1.2 μmol/L or 12% if > 10 μmol/L | 5 RCPA | |
| Digoxin | Serum | ±15% or 0.2 ng/mL (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Digoxin | Serum | ±0.2 ng/dL or 20% (greater) | 4 AAB | |
| Digoxin | Serum | ±0.2 μg/L or 10% if > 1.6 μg/L | 5 RCPA | |
| Digoxin, Free | Serum | ±3 SD or 10% (greater) | 3 CAP | |
| Dihydropyrimidine dehydrogenase (DPYD) Free | Urine | ±15 nmol/L or 15% if > 80 nmol/L | 5 RCPA | |
| Direct Thrombin Inhibitor, (DTI) | Plasma | ±25 ng/mL or 25% if >100 ng/mL | 5 RCPA | |
| Disopyramide | Serum | ±3 SD or 10% (greater) | 3 CAP | |
| Dopamine | Urine | ±0.2 μmol/L or 10% if > 2.0 μmol/L | 5 RCPA | |
| Eosinophils, count | WB | ±3% or 30% if > 10% | 5 RCPA | |
| Erythrocyte Sedimentation Rate (ESR) | WB | ±3.0 mm/hr or 30% if > 10 mm/hr | 5 RCPA | |
| Estradiol | Serum | ±30% | 1 CLIA, 2 WSLH, 4 AAB | |
| Estradiol (Oestradiol) | Serum | ±25 pmol/L or 25% if > 100 pmol/L | 5 RCPA | |
| Estriol, Unconjugated (Oestriol) | Serum | ±0.9 nmol/L or 15% if > 6.0 nmol/L | 5 RCPA | |
| Ethosuximide | Serum | ±20% | 3 CAP | |
| Factor II, V, VII, IX, X, XI, XII | Plasma | ±3 IU/dL or 30% if > 10 IU/dL | 5 RCPA | |
| Factor VIII:C | Plasma | ±3% or 30% if > 10% | 5 RCPA | |
| Fecal Occult Blood (FOBT) | Stool | ±15 ng/mL or 15% if > 100 ng/mL | 5 RCPA | |
| Ferritin | Serum | ±20% | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| Ferritin | Serum | ±4.0 μg/L or 15% if 27.0 μg/L | 5 RCPA | |
| Fibrinogen | Plasma | ±20% | 1 CLIA, 2 WSLH, 4 AAB | |
| Fibrinogen | Plasma | ±0.2 g/L or 25% if > 1.0 g/L | 5 RCPA | |
| Fluconazole | Serum | ±2.0 mg/L or 10% if > 20 mg/L | 5 RCPA | |
| Flucytosine | Serum | ±10 mg/L or 10% if > 100 mg/L | 5 RCPA | |
| Folate | Serum | ±30% or 1 ng/mL (greater) | 1 CLIA, 2 WSLH, 4 AAB | |
| Folate | Serum | ±1.5 nmol/L or 25% if > 6.0 nmol/L | 5 RCPA | |
| Folate, RBC | WB | ±80 nmol/L or 20% if > 400 nmol/L | 5 RCPA | |
| Follicle Stimulating Hormone (FSH) | Serum | ±18% or 2 IU/L (greater) | 1 CLIA, 2 WSLH, 4 AAB | |
| Follicle Stimulating Hormone (FSH) | Serum | ±1.0 IU/L or 10% if > 10.0 IU/L | 5 RCPA | |
| Fractional Carboxyhemoglobin | WB | ±1% or 20% if > 5% | 5 RCPA | |
| Fractional Methemoglobin | WB | ±2% or 10% if > 20% | 5 RCPA | |
| Fractional Oxyhemoglobin | WB | ±3% or 4% if > 75% | 5 RCPA | |
| Fructosamine | Serum | ±15 μmol/L or 6% if > 250 μmol/L | 5 RCPA | |
| Gamma glutamyl transferase (GGT) | Serum | ±15% or 5 U/L (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Gamma glutamyl transferase (GGT) | Serum | ±2 SD or 15% (greater) | 4 AAB | |
| Gamma glutamyl transferase (GGT) | Serum | ±5 U/L or 12% if > 40 U/L | 5 RCPA | |
| Gastrin | Serum | ±10 pmol/L or 10% if > 100 pmol/L | 5 RCPA | |
| Gentamicin | Serum | ±25% | 1 CLIA, 2 WSLH, 3 CAP | |
| Gentamicin | Serum | ±25% or 1.0 µg/mL (greater) | 4 AAB | |
| Gentamicin | Serum | ±0.2 mg/L or 10% if > 2.0 mg/L | 5 RCPA | |
| Glucose | Serum | ±8% or 6 mg/dL (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Glucose | Body Fluids, CSF, Urine | ±10% | 2 WSLH | |
| Glucose | WB | ±20% or 15 mg/dL | 2 WSLH | |
| Glucose | Serum | ±6 mg/dL or 10% (greater) | 4 AAB | |
| Glucose | WB | ±6 mg/dL or 20% (greater) | 4 AAB | |
| Glucose | Serum, Body Fluids | ±0.4 mmol/L or 8% if > 5.0 mmol/L | 5 RCPA | |
| Glucose | CSF | ±0.2 mmol/L or 10% if > 2.0 mmol/L | 5 RCPA | |
| Glucose | Urine | ±1.0 mmol/L or 10% if > 10.0 mmol/L | 5 RCPA | |
| Glucose-6-phosphate-1-dehydrogenase (G6PD) | WB | ±3.0 U/g Hb or 30% if > 10 U/g Hb | 5 RCPA | |
| Growth Hormone | Serum | ±1.0 mU/L or 15% if > 7.0 mU/L | 5 RCPA | |
| Haptoglobin | Serum | ±0.1 g/L or 10% if > 0.8 g/L | 5 RCPA | |
| Hematocrit | WB | ±4% | 1 CLIA, 2 WSLH | |
| Hematocrit | WB | ±6 mg/dL or 20% (greater) | 4 AAB | |
| Hematocrit | WB | ±4% or 20% if > 20% | 5 RCPA | |
| Hemoglobin | WB | ±4% | 1 CLIA, 2 WSLH | |
| Hemoglobin | WB | ±7% | 4 AAB | |
| Hemoglobin | WB | ±5 g/L or 5% if > 100 g/L | 5 RCPA | |
| Hemoglobin A1c (Glycohemoglobin) | WB | ±8% | 1 CLIA, 2 WSLH | |
| Hemoglobin A1c (Glycohemoglobin) | WB | ±5% | 4 AAB | |
| Hemoglobin A1c (Glycohemoglobin) | WB | IFCC | ±4 mmol/mol or 8% if > 45 mmol/mol | 5 RCPA |
| Hemoglobin A1c (Glycohemoglobin) | WB | NGSP | ±0.4% or 6% if > 6.7% | 5 RCPA |
| Hemoglobin, A2 | WB | ±0.3% or 10% if > 2.0 | 5 RCPA | |
| Hemoglobin, F | WB | ±0.5% or 30% if > 1.5% | 5 RCPA | |
| Hemoglobin, Variant | WB | ±4% or 20% if > 20.0% | 5 RCPA | |
| Hemolysis, Serum Index | Serum | ±8 mg/dL or 10% if > 80 mg/dL | 5 RCPA | |
| Hepatitis (Anti-HBc, HBsAg, HBeAg, Anti-HCV) | Serum | Reactive (positive) or nonreactive (negative) | 1 CLIA, 2 WSLH | |
| Hepatitis, Surface Antibody (Anti-HBs) | Serum | Reactive (positive) or nonreactive (negative) | 1 CLIA, 2 WSLH | |
| Homocysteine | Serum | ±30% | 4 AAB | |
| Homocysteine | Serum | ±1.5 μmol/L or 10% if > 15 μmol/L | 5 RCPA | |
| Homovanillic Acid (HVA) | Urine | ±6 μmol/L or 15% if > 40 μmol/L | 5 RCPA | |
| Human Chorionic Gonadotropin (HCG) | Serum | ±18% or 3 mIU/mL (greater) or positive or negative | 1 CLIA, 2 WSLH, 3 CAP | |
| Human Chorionic Gonadotropin (HCG) | Serum | ±18% or 2 SD (greater) | 4 AAB | |
| Human Chorionic Gonadotropin (HCG) | Serum | ±1.0 IU/L or 10% if > 10.0 IU/L | 5 RCPA | |
| Human Chorionic Gonadotropin (HCG) | Urine | ±5.0 IU/L or 10% if > 50 IU/L | 5 RCPA | |
| Hydroxyitraconazole | Serum | ±0.2 mg/L or 10% if > 2.0 mg/L | 5 RCPA | |
| Icterus, Serum Index | Serum | ±6.0 μmol/L or 25% if > 25.0 μmol/L | 5 RCPA | |
| IgA | Serum | ±20% | 1 CLIA | |
| IgA | Serum | ±0.06 g/L or 10% if > 0.6 g/L | 5 RCPA | |
| IgD | Serum | ±0.2 g/L or 20% if > 1.0 g/L | 5 RCPA | |
| IgE | Serum | ±20% | 1 CLIA | |
| IgE | Serum | ±20 kU/L or 20% if > 100 kU/L | 5 RCPA | |
| IgG | Serum | ±20% | 1 CLIA | |
| IgG | Serum | ±25% | 4 AAB | |
| IgG | Serum | ±0.6 g/L or 10% if > 6 g/L | 5 RCPA | |
| IgG | CSF | ±0.02 g/L or 20% if > 0.1 g/L | 5 RCPA | |
| IgM | Serum | ±20% | 1 CLIA | |
| IgM | Serum | ±0.08 g/L or 15% If > 0.5 g/L | 5 RCPA | |
| Immature granulocytes (IG's) | WB | ±3% or 30% if > 10% | 5 RCPA | |
| Infectious mononucleosis | Serum | ±2 dilutions or positive or negative | 1 CLIA, 2 WSLH | |
| INR | Plasma | ±15% | 1 CLIA, 2 WSLH, 4 AAB | |
| INR | Plasma | ±0.3 ratio or 15% if > 2.0 ratio | 5 RCPA | |
| Insulin | Serum | ±6 mU/L or 12% if > 5 mU/L | 5 RCPA | |
| Insulin-like Growth Factor (IGF-1) | Serum | ±3 nmol/L or 12% if > 25 nmol/L | 5 RCPA | |
| Insulin-like Growth Factor Binding Protein (IGFBP-3) | Serum | ±15 nmol/L or 15% if > 100 nmol/L | 5 RCPA | |
| Iodine | Urine | ±80 nmol/L or 10% if > 800 nmol/L | 5 RCPA | |
| Iron (Fe) | Serum | ±15% | 1 CLIA, 2 WSLH, 3 CAP | |
| Iron (Fe) | Serum | ±20% | 4 AAB | |
| Iron (Fe) | Serum, Urine | ±3.0 μmol/L or 12% if > 25.0 μmol/L | 5 RCPA | |
| Iron Binding Capacity, Total (IBC) | Serum | ±20% | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| Iron Binding Capacity, Total (IBC) | Serum, Urine | ±20% | 4 AAB | |
| Iron Binding Capacity, Total (IBC) | Serum | ±4 μmol/L or 8% if > 50.0 μmol/L | 5 RCPA | |
| Iron Binding Capacity, Unsaturated (UIBC) | Serum | ±20% | 2 WSLH | |
| Itraconazole | Serum | ±0.1 mg/L or 10% if > 1.0 mg/L | 5 RCPA | |
| Lactate | Serum | ±0.2 mmol/L | 2 WSLH | |
| Lactate | CSF | ±10% | 2 WSLH | |
| Lactate | Serum | ±0.4 mmol/L or 3 SD (greater) | 3 CAP, 4 AAB | |
| Lactate | Serum | ±0.5 mmol/L or 12% if > 4.0 mmol/L | 5 RCPA | |
| Lactate | CSF | ±0.3 mmol/L or 10% if > 3.0 mmol/L | 5 RCPA | |
| Lactate | Body Fluids | ±1.0 mmol/L or 25% if > 4.0 mmol/L | 5 RCPA | |
| Lactate Dehydrogenase (LD, LDH) | Serum | ±15% | 1 CLIA, 2 WSLH, 3 CAP | |
| Lactate Dehydrogenase (LD, LDH) | Body Fluids | ±20% | 2 WSLH | |
| Lactate Dehydrogenase (LD, LDH) | Serum | ±20% | 4 AAB | |
| Lactate Dehydrogenase (LD, LDH) | Serum, Body Fluids | ±20 U/L or 8% if > 250 U/L | 5 RCPA | |
| Lead (Pb) | WB | ±10% or 2 µg/dL (greater) | 1 CLIA, 2 WSLH | |
| Lead (Pb) | WB | ±4 µg/dL or 10% (greater) | 4 AAB | |
| Lead (Pb) | Urine | ±50 nmol/L or 10% if > 500 nmol/L | 5 RCPA | |
| Lead (Pb) | WB | ±0.05 μmol/L or 10% if > 0.50 μmol/L | 5 RCPA | |
| Lidocaine | Serum | ±3 SD or 10% (greater) | 3 CAP | |
| Lipase | Serum | ±30% | 2 WSLH, 3 CAP, 4 AAB | |
| Lipase | Serum | ±12 U/L or 20% if > 60 U/L | 5 RCPA | |
| Lipase | Body Fluids | ±24 U/L or 40% if > 60 U/L | 5 RCPA | |
| Lipemia, Serum Index | Serum | ±26 mg/dL or 10% if > 263 mg/dL | 5 RCPA | |
| Lipoprotein (a) | Serum | ±0.06 g/L or 20% if > 0.3 g/L | 5 RCPA | |
| Lithium | Serum | ±15% or 0.3 mmol/L (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Lithium | Serum | ±0.3 mmol/L or 20% (greater) | 4 AAB | |
| Lithium | Serum | ±0.2 mmol/L or 10% if > 2.0 mmol/L | 5 RCPA | |
| Luteinizing Hormone (LH) | Serum | ±20% | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| Luteinizing Hormone (LH) | Serum | ±1.5 IU/L or 15% if > 10.0 IU/L | 5 RCPA | |
| Lymphocytes, count | WB | ±2% or 20% if > 10% | 5 RCPA | |
| Magnesium | Serum | ±15% | 1 CLIA, 2 WSLH, 3 CAP | |
| Magnesium | Urine | ±25% | 2 WSLH | |
| Magnesium | Serum | ±25% | 4 AAB | |
| Magnesium | Serum, WB | ±0.1 mmol/L or 8% if > 1.25 mmol/L | 5 RCPA | |
| Magnesium | Urine | ±0.3 mmol/L or 15% if > 2.0 mmol/L | 5 RCPA | |
| Magnesium | Urine | ±0.1 mmol/L or 8% if > 1.25 mmol/L | 5 RCPA | |
| Manganese | Serum | ±0.1 nmol/L or 8% if | 5 RCPA | |
| Manganese | Urine | ±3 nmol/L or 12% if > 25 nmol/L | 5 RCPA | |
| Manganese | WB | ±30 nmol/L or 12% if > 250 nmol/L | 5 RCPA | |
| Mean corpuscular hemoglobin (MCH) | WB | ±2 pg or 10% if > 20 pg | 5 RCPA | |
| Mean corpuscular hemoglobin concentration (MCHC) | WB | ±30 g/L or 10% if > than 300 g/L | 5 RCPA | |
| Mean corpuscular volume (MCV) | WB | ±5 fL or 10% if > 50 fL | 5 RCPA | |
| Mean platelet volume (MPV) | WB | ±2 fL or 20% if > 10 fL | 5 RCPA | |
| Metanephrine | Plasma | ±75 pmol/L or 15% if > 500 pmol/L | 5 RCPA | |
| Metanephrine | Urine | ±0.2 μmol/L or 20% if > 1.0 μmol/L | 5 RCPA | |
| Metanephrine, Free | Urine | ±30 nmol/L or 30% if > 100 nmol/L | 5 RCPA | |
| Methemoglobin | WB | ±0.003 | 2 WSLH | |
| Methotrexate | Serum | ±3 SD or 10% (greater) | 3 CAP | |
| Methotrexate | Serum | ±0.10 μg/L or 10% if > 1.00 μmol/L | 5 RCPA | |
| Methyoxytyramine | Plasma | ±36 pmol/L or 30% if > 120 pmol/L | 5 RCPA | |
| Mercury | Serum | ±30% or 3 ug/L | 2 WSLH | |
| Mercury | Serum, Urine, WB | ±9 nmol/L or 15% if > 60 nmol/L | 5 RCPA | |
| Microalbumin | Urine | ±10% | 2 WSLH | |
| Microalbumin | Urine | ±30% | 4 AAB | |
| Monocytes, count | WB | ±3% or 30% if > 10% | 5 RCPA | |
| Mycophenolate | Serum | ±0.10 μg/L or 10% if > 1.00 mg/L | 5 RCPA | |
| Myoglobin | Serum | ±2 SD or 30% (greater) | 4 AAB | |
| N-Acetylprocainamide (NAPA) | Serum | ±25% | 3 CAP | |
| Neuron-specific enolase (NSE) | Serum | ±2 μg/L or 10% if > 20 μg/L | 5 RCPA | |
| Neutrophil, count | WB | automated | ±1% or 10% if > 10.0% | 5 RCPA |
| Nickel | Urine | ±40 nmol/L or 10% if > 400 nmol/L | 5 RCPA | |
| Noradrenaline | Urine | ±75 nmol/L or 15% if > 500 nmol/L | 5 RCPA | |
| Normetanephrine | Plasma | ±200 pmol/L or 20% if > 1000 pmol/L | 5 RCPA | |
| Normetanephrine | Urine | ±0.4 μmol/L or 20% if > 2.0 μmol/L | 5 RCPA | |
| Normetanephrine, Free | Urine | ±40 nmol/L or 20% if > 200 nmol/L | 5 RCPA | |
| Nortriptyline | Serum | ±3.0 μg/L or 10% if > 26.0 μg/L | 5 RCPA | |
| N-Telopeptides | Urine | ±80 nmolBCE/L or 10% if > 700 nmolBCE/L | 5 RCPA | |
| Osmolality | Urine | ±10% | 2 WSLH | |
| Osmolality | Serum, Body Fluids | ±8 mmol/kg or 3% if > 266 mmol/kg | 5 RCPA | |
| Osmolality | Urine | ±6 mmol/kg or 2% if > 300 mmol/kg | 5 RCPA | |
| Pancreatic Amylase | Serum | ±30% | 3 CAP | |
| Parathyroid hormone (PTH) | Serum | ±30% | 1 CLIA, 2 WSLH, 4 AAB | |
| Parathyroid Hormone (PTH) | Serum | ±1.0 pmol/L or 12% if > 8.0 pmol/L | 5 RCPA | |
| Partial thromboplastin time (PTT), (aPTT) | Plasma | ±15% | 1 CLIA, 2 WSLH, 4 AAB | |
| Partial thromboplastin time (PTT), (aPTT) | Plasma | ±10 sec or 25% if > 40 sec | 5 RCPA | |
| pCO2 | WB | ±8% or 5 mmHg (greater) | 1 CLIA, 2 WSLH, 4 AAB | |
| pCO2 | WB | ±2 mm Hg or 6% if > 34.0 mm Hg | 5 RCPA | |
| pH | WB | ±0.04 | 1 CLIA, 2 WSLH, 4 AAB, 5 RCPA | |
| pH | Body Fluids | ±0.5 | 2 WSLH | |
| pH | Body Fluids | ±0.02 | 5 RCPA | |
| Phenobarbital | Serum | ±15% or 2 µg/mL (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Phenobarbital | Serum | ±20% | 4 AAB | |
| Phenobarbitone | Serum | ±0.7 mg/L or 10% if > 7.0 mg/L | 5 RCPA | |
| Phenytoin | Serum | ±15% or 2 µg/mL (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Phenytoin | Serum | ±25% | 4 AAB | |
| Phenytoin | Serum | ±0.8 mg/L or 10% if > 7.6 mg/L | 5 RCPA | |
| Phenytoin, Free | Serum | ±3 SD or 10% (greater) | 3 CAP | |
| Phosphate | Serum | ±0.06 mmol/L or 8% if > 0.75 mmol/L | 5 RCPA | |
| Phosphate | Urine | ±3 mmol/L or 15% if > 20 mmol/L | 5 RCPA | |
| Phosphorus | Serum | ±10% or 0.3 mg/dL (greater) | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| Phosphorus | Urine | ±15% or 0.5 mg/dL | 2 WSLH | |
| Platelet count | WB | ±25% | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| Platelet count | WB | ±25x109/L or 25% If > 100x109/L | 5 RCPA | |
| pO2 | WB | ±15% or 15 mmHg (greater) | 1 CLIA, 2 WSLH | |
| pO2 | WB | ±5 mm Hg or 6% if > 83 mm Hg | 5 RCPA | |
| Porphobilinogen | Urine | ±5 μmol/L or 25% if > 20 μmol/L | 5 RCPA | |
| Porphyrin, Total | Plasma | ±4 nmol/L or 20% if > 20 nmol/L | 5 RCPA | |
| Porphyrin, Total | Urine | ±60 nmol/ or 20% if > 300 nmol/L | 5 RCPA | |
| Porphyrin, Total | Fecal | ±40 μmol/kg or 20% if > 200 μmol/kg | 5 RCPA | |
| Porphyrin, Total RBC | WB | ±0.4 μmol/Lrc or 20% if > 2.0 μmol/Lrc | 5 RCPA | |
| Posaconazole | Serum | ±0.1 mg/L or 10% if > 1.0 mg/L | 5 RCPA | |
| Potassium (K) | Serum | ±0.3 mmol/L | 1 CLIA, 2 WSLH, 3 CAP | |
| Potassium (K) | Urine | ±10% | 2 WSLH | |
| Potassium (K) | Serum | ±0.5 mmol/L | 4 AAB | |
| Potassium (K) | Serum | ±0.2 mmol/L or 5% if > 4.0 mmol/L | 5 RCPA | |
| Potassium (K) | Body Fluids | ±0.4 mmol/L or 10% if > 4 mmol/L | 5 RCPA | |
| Potassium (K) | Urine | ±2 mmol/L or 10% > 20 mmol/L | 5 RCPA | |
| Prealbumin | Serum | ±5.0 mg/dL or 25% (greater) | 3 CAP | |
| Prealbumin | Serum | ±25% | 4 AAB | |
| Prealbumin | Serum | ±0.04 g/L or 20% if > 0.2 g/L | 5 RCPA | |
| Primidone | Serum | ±25% | 3 CAP | |
| Pro B-natriuretic Peptide (proBNP) | Serum | ±30% | 1 CLIA | |
| Procainamide | Serum | ±25% | 3 CAP | |
| Procalcitonin | Serum | ±0.05 ng/mL or 30% if > 0.15 ng/mL | 5 RCPA | |
| Progesterone | Serum | ±25% | 1 CLIA, 2 WSLH, 4 AAB | |
| Progesterone | Serum | ±2 nmol/L or 15% if > 10 nmol/L | 5 RCPA | |
| Prolactin | Serum | ±20% | 1 CLIA, 2 WSLH, 4 AAB | |
| Prolactin | Serum | ±40 mIU/L or 10% if > 400 mIU/L | 5 RCPA | |
| Prostate Specific Antigen (PSA) | Serum | ±20% or 0.2 ng/mL (greater) | 1 CLIA, 2 WSLH | |
| Prostate Specific Antigen (PSA) | Serum | ±0.9 ng/mL or 30% | 4 AAB | |
| Prostate Specific Antigen (PSA) | Serum, Urine | ±0.4 μg/L or 8% if > 5.0 μg/L | 5 RCPA | |
| Prostate Specific Antigen (PSA), Free | Serum | ±30% or 0.9 ng/mL | 2 WSLH | |
| Prostate Specific Antigen (PSA), Free | Serum | ±0.9 ng/mL or 30% | 4 AAB | |
| Prostate Specific Antigen (PSA), Free | Serum | ±0.2 μg/L or 15% if > 1.4 μg/L | 5 RCPA | |
| Protein, Total | Serum | ±8% | 1 CLIA, 2 WSLH, 3 CAP | |
| Protein, Total | Body Fluids, CSF, Urine | ±10% | 2 WSLH | |
| Protein, Total | Serum | ±10% | 4 AAB | |
| Protein, Total | Urine | ±44% | 4 AAB | |
| Protein, Total | Serum, Body Fluids | ±3.0 g/L or 5% if > 60 g/L | 5 RCPA | |
| Protein, Total | CSF | ±0.05 g/L or 10% if > 0.5 g/L | 5 RCPA | |
| Protein, Total | Urine | ±0.1 g/L or 10% if > 1.00 g/L | 5 RCPA | |
| Protein C, Functional | Plasma | ±12% or 20% if > 60% | 5 RCPA | |
| Protein S, Free Antigen | Plasma | ±10% or 25% if > 40% | 5 RCPA | |
| Protein S, Free Functional | Plasma | ±10% or 25% if > 40% | 5 RCPA | |
| Protein S, Total Antigen | Plasma | ±10% or 25% if > 40% | 5 RCPA | |
| Prothrombin Time (PT) | Serum | ±15% | 1 CLIA, 2 WSLH, 4 AAB | |
| Prothrombin Time (PT) | Plasma | ±2.0 sec or 20% if > 10 sec | 5 RCPA | |
| Quinidine | Serum | ±25% | 3 CAP | |
| RBC, Red Cell count, Erythrocyte Count | WB | automated differential | ±4% | 1 CLIA, 2 WSLH |
| RBC, Red Cell count, Erythrocyte Count | WB | quantitative | ±6% | 4 AAB |
| Red Cell Distribution Width (RDW) | WB | 2% or 20% if > 10% | 5 RCPA | |
| Reticulocyte count | WB | ±30% or 2 SD (greater) | 4 AAB | |
| Reticulocyte count | WB | automated % | ±1.0% or 10% if > 10% | 5 RCPA |
| Reticulocyte count | WB | automated absolute | ±10x109/L or 10% if > 100x109/L | 5 RCPA |
| Reticulocyte count | WB | manual % | ±0.6% or 30% if > 2% | 5 RCPA |
| Reticulocyte count | WB | manual absolute | ±21x109/L or 30% if > 70x109/L | 5 RCPA |
| Rheumatoid Factor (RF) | Serum | ±2 dilutions or positive or negative | 1 CLIA, 2 WSLH | |
| Rheumatoid Factor (RF) | Serum | ±12 IU/mL or 20% if > 60 IU/mL | 5 RCPA | |
| Rubella | Serum | ±2 dilutions or positive or negative or immune or nonimmune | 1 CLIA, 2 WSLH | |
| Salicylates | Serum | ±15% or 2 µg/mL (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Salicylates | Serum | ±25% | 4 AAB | |
| Salicylates | Serum | ±14 mg/L or 10% if > 143.0 mg/L | 5 RCPA | |
| Selenium | Serum | ±0.18 μmol/L or 12% if > 1.50 μmol/L | 5 RCPA | |
| Selenium | Urine | ±0.06 μmol/L or 12% if > 0.50 μmol/L | 5 RCPA | |
| Selenium | WB | ±0.3 μmol/L or 12% if > 2.50 μmol/L | 5 RCPA | |
| Serotonin | Urine | ±0.2 μmol/L or 20% if > 1.0 μmol/L | 5 RCPA | |
| Sex hormone binding globulin (SHBG) | Serum | ±6 nmol/L or 12% if > 50 nmol/L | 5 RCPA | |
| Sirolimus | Serum | ±0.5 μg/L or 10% if > 5.0 μg/L | 5 RCPA | |
| Sodium (Na) | Serum | ±4 mmol/L | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| Sodium (Na) | Urine | ±10% or 4 mmol/L | 2 WSLH | |
| Sodium (Na) | Serum | ±3 mmol/L or 2% if > 150 mmol/L | 5 RCPA | |
| Sodium (Na) | Body Fluids | ±6 mmol/L or 4% if > 150 mmol/L | 5 RCPA | |
| Sodium (Na) | Urine | ±4 mmol/L or 10% if > 40 mmol/L | 5 RCPA | |
| Specific Gravity | Urine | ±0.010 | 2 WSLH, 4 AAB | |
| T3 Free, (FT3) Triiodothyronine, Free | Serum | ±0.7 pmol/L or 20% if > 3.5 pmol/L | 5 RCPA | |
| T3, Total Triiodothyronine | Serum | ±30% | 1 CLIA, 2 WSLH, 3 CAP | |
| T3, Total Triiodothyronine | Serum | ±0.2 nmol/L or 15% if > 1.3 nmol/L | 5 RCPA | |
| T3 Uptake | Serum | ±18% | 1 CLIA, 2 WSLH, 3 CAP | |
| T4, Thyroxine | Serum | ±20% or 1.0 µg/dL (greater) | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| T4, Thyroxine | Serum | ±12 nmol/L or 10% if > 120 nmol/L | 5 RCPA | |
| T4, Free Thyroxine, (FT4) | Serum | ±15% or 0.3 ng/dL (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| T4, Free Thyroxine, (FT4) | Serum | ±1.5 pmol/L or 12% if > 12.0 pmol/L | 5 RCPA | |
| Tacrolimus | Serum | ±0.5 μg/L or 10% if > 5.0 μg/L | 5 RCPA | |
| Testosterone | Serum | ±30% or 20 ng/dL (greater) | 1 CLIA, 2 WSLH, 4 AAB | |
| Testosterone | Serum | ±0.4 nmol/L or 15% if > 2.7 nmol/L | 5 RCPA | |
| Thallium | Serum, Urine | ±1 nmol/L or 10% if > 10 nmol/L | 5 RCPA | |
| Thallium | WB | ±2 nmol/L or 10% if > 10 nmol/L | 5 RCPA | |
| Theophylline | Serum | ±20% | 1 CLIA, 2 WSLH, 3 CAP | |
| Theophylline | Serum | ±25% | 4 AAB | |
| Theophylline | Serum | ±0.5 mg/L or 10% if > 5.4 mg/L | 5 RCPA | |
| Thrombin Time (TT) | Plasma | ±3.0 sec or 25% if > 12.0 sec | 5 RCPA | |
| Thyroglobulin | Serum | ±0.2 μg/L or 12% if > 1.7 μg/L | 5 RCPA | |
| Thyroid stimulating Hormone (TSH) | Serum | ±20% or 0.2 mIU/L (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Thyroid Stimulating Hormone (TSH) | Serum | ±0.1 mU/L or 20% if > 0.5 mU/L | 5 RCPA | |
| Tobramycin | Serum | ±20% | 1 CLIA, 3 CAP | |
| Tobramycin | Serum | ±20% | 2 WSLH | |
| Tobramycin | Serum | ±0.2 mg/L or 10% if > 2.0 mg/L | 5 RCPA | |
| Transferrin | Serum | ±20% | 3 CAP | |
| Transferrin | Serum | ±10% | 4 AAB | |
| Transferrin | Serum | ±0.2 g/L or 8% if > 2.50 g/L | 5 RCPA | |
| Triglycerides | Serum | ±15% | 1 CLIA, 2 WSLH, 3 CAP | |
| Triglycerides | Body Fluids | ±25% | 2 WSLH | |
| Triglycerides | Serum | ±25% | 4 AAB | |
| Triglycerides | Serum | ±0.2 mmol/L or 12% if > 1.60 mmol/L | 5 RCPA | |
| Triglycerides | Body Fluids | ±0.3 mmol/L or 25% if > 1.2 mmol/L | 5 RCPA | |
| Troponin I | Serum | ±30% or 0.9 ng/mL (greater) | 1 CLIA, 2 WSLH | |
| Troponin I | Serum | ±30% | 4 AAB | |
| Troponin I | Serum | ±0.002 μg/L or 20% if > 0.010 μg/L | 5 RCPA | |
| Troponin I | Serum | ±0.01 μg/L or 20% if > 0.05 μg/L | 5 RCPA | |
| Troponin T | Serum | ±30% or 0.2 ng/mL (greater) | 1 CLIA, 2 WSLH | |
| Troponin T | Serum | ±30% | 4 AAB | |
| Troponin T | Serum | ±0.001 μg/L or 20% if > 0.050 μg/L | 5 RCPA | |
| Troponin T | Serum | ±10 ng/L or 20% if > 50 ng/L | 5 RCPA | |
| Tryptase | Serum | ±0.6 ug/L or 15% if > 4.0 ug/L | 5 RCPA | |
| Urate | Serum | ±0.030 mmol/L or 8% if > 0.380 mmol/L | 5 RCPA | |
| Urate | Body Fluids | ±0.06 mmol/L or 16% if > 0.38 mmol/L | 5 RCPA | |
| Urate | Urine | ±0.3 mmol/L or 15% if > 2 mmol/L | 5 RCPA | |
| Urea Nitrogen (BUN) | Serum | ±9% or 2 mg/dL (greater) | 1 CLIA, 2 WSLH, 3 CAP, 4 AAB | |
| Urea Nitrogen (BUN) | Urine | ±10% | 2 WSLH | |
| Urea Nitrogen (BUN) | Serum | ±0.5 mmol/L or 12% if > 4.0 mmol/L | 5 RCPA | |
| Urea Nitrogen (BUN) | Body Fluids | ±1.0 mmol/L or 24% if > 4.0 mmol/L | 5 RCPA | |
| Urea Nitrogen (BUN) | Urine | ±20 mmol/L or 10% if > 200 mmol/L | 5 RCPA | |
| Uric Acid | Serum | ±10% | 1 CLIA, 2 WSLH, 3 CAP | |
| Uric Acid | Serum | ±17% | 4 AAB | |
| Uric Acid | Urine | ±17% or 2 mg/dL | 2 WSLH | |
| Valproate | Serum | ±4.0 mg/L or 10% if > 36.0 mg/L | 5 RCPA | |
| Valproic Acid | Serum | ±20% | 1 CLIA, 2 WSLH, 3 CAP | |
| Valproic Acid | Serum | ±25% | 4 AAB | |
| Valproic Acid, Free | Serum | ±3 SD or 10% (greater) | 3 CAP | |
| Vanadium | Serum | ±1 nmol/L or 10% if > 10nmol/L | 5 RCPA | |
| Vanadium | Urine | ±2 nmol/L or 10% if > 10nmol/L | 5 RCPA | |
| Vancomycin | Serum | ±15% or 2 µg/mL (greater) | 1 CLIA, 2 WSLH, 3 CAP | |
| Vancomycin | Serum | ±25% or 1.0 μg/mL (greater) | 4 AAB | |
| Vancomycin | Serum | ±2.0 mg/L or 10% if > 20.3 mg/L | 5 RCPA | |
| Vitamin A | Serum | ±0.2 μmol/L or 12% if > 1.7 μmol/L | 5 RCPA | |
| Vitamin B1 | Serum | ±9 nmol/L or 15% if > 60 nmol/L | 5 RCPA | |
| Vitamin B2 | Serum | ±25 nmol/L or 10% if > 250 nmol/L | 5 RCPA | |
| Vitamin B6 | Plasma, WB | ±9 nmol/L or 15% if > 60 nmol/L | 5 RCPA | |
| Vitamin B12 | Serum | ±25% or 30 pg/mL (greater) | 1 CLIA, 2 WSLH | |
| Vitamin B12 | Serum | ±25% | 4 AAB | |
| Vitamin B12 | Serum | ±18 pmol/L or 15% if > 120 pmol/L | 5 RCPA | |
| Vitamin C | Serum | ±7 μmol/L or 20% if > 35 μmol/L | 5 RCPA | |
| Vitamin D3 | Serum | ±9 nmol/L or 15% if > 60 nmol/L | 5 RCPA | |
| Vitamin E | Serum | ±3 μmol/L or 12% if > 25 μmol/L | 5 RCPA | |
| von Willebrand Activity | Plasma | ±4% or 40% if > 10% | 5 RCPA | |
| von Willebrand factor, Antigen (vWF:Ag) | Plasma | ±3% or 30% if > 10% | 5 RCPA | |
| von Willebrand Collagen binding (vWF:CB) | Plasma | ±4% or 40% if > 10% | 5 RCPA | |
| von Willebrand Ristocetin Cofactor (vWF:rCo) | Plasma | ±4% or 40% if > 10% | 5 RCPA | |
| Voriconazole | Serum | ±0.2 mg/L or 10% if > 2.0 mg/L | 5 RCPA | |
| WBC, White Cell Count, Leukocyte count) | WB | automated differential | ±10% | 1 CLIA, 2 WSLH |
| WBC, White Cell Count, Leukocyte count) | WB | ±15% | 4 AAB | |
| WBC, White Cell Count, Leukocyte count) | WB | ±0.5x109/L or 10% if > 5.0 x109/L | 5 RCPA | |
| WBC Differential | WB | ±3SD based on the percentage of different types of white blood cells in the samples | 1 CLIA, 2 WSLH | |
| WBC Differential | WB | automated differential | ±3% or 30% if > 10% | 5 RCPA |
| Zinc | Serum, Urine | ±2 μmol/L or 10% if > 20.0 μmol/L | 5 RCPA | |
| Zinc | WB | ±6 μmol/L or 10% if > 60 μmol/L | 5 RCPA |
Sources
| Abbreviation | Source |
|---|---|
| 1 CLIA | CLIA – Federal Register |
| 2 WLSH | Wisconsin State Laboratory of Hygiene |
| 3 CAP | College of American Pathologists |
| 4 AAB | American Association of Bioanalysts |
| 5 RCPA | The Royal College of Pathologists of Australasia and the Australasian Clinical Biochemist association Quality Assurance Program |
